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    GE Fanuc AutomationComputer Numerical Control ProductsSeries Y and YP LasersOperator's ManualGFZ-70054EN/02November 2000

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    GFL-001Warnings, Cautions, and Notesas Used in this PublicationWarningWarning notices are used in this publication to emphasize that hazardous voltages, currents,temperatures, or other conditions that could cause personal injury exist in this equipment ormay be associated with its use.In situatio...

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    B–70054EN/02Table of Contentsc–11. OVERVIEW1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.1STRUCTURE3. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...

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    B–70054EN/02Table of Contentsc–26. REPLACEMENT AND ADJUSTMENT METHODS156. . . . . . . . . . . . . . . . . . . . . . . . . 6.1PUMPING LAMP AND LAMP FLOW TUBE REPLACEMENT157. . . . . . . . . . . . . . . . . . . . . . . . . . 6.1.1Pumping Lamp Replacement Procedure157. . . . . . . . . . . . . . ...

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    B–70054EN/02Table of Contentsc–37.3THE POWER TO THE CRT/MDI CANNOT BE TURNED ON WITH THE POWER SWITCH263. 7.4THE POWER TO THE CRT/MDI CANNOT BE TURNED OFF WITH THE POWER SWITCH2637.5THE MAIN CIRCUIT BREAKER TRIPS.263. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ....

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    B–70054EN/021. OVERVIEW11 OVERVIEWThis manual explains the safety measures and daily maintenanceprocedures that apply when the FANUC LASER Y series (continuouswave type) and YP series (pulse type) are used. It also describes thestructure and configuration of these models. Before using the las...

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    1. OVERVIEWB–70054EN/022FANUC LASER Y/YP Series Descriptions (B–70052E)FANUC Series 16/18 Descriptions (B–61802E)FANUC Series 16/18 Connection Manual (B–61803E)FANUC Series 16–LA Operator’s Manual (B–61854E)FANUC Series 16–LA Maintenance Manual (B–61855E)FANUC Series 16–LB Des...

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    B–70054EN/021. OVERVIEW3Fig. 1.1 (a) to (n) show the layout diagrams of the FANUC LASER Y/YPseries with the panels mounted or open. Fig. 1.2 (e) to (r) show the internalstructure of the laser equipment.The angle–bracketed numbers in the internal structure diagramcorrespond to those in the co...

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    1. OVERVIEWB–70054EN/024Fig.1.1 (b) Y500B Outside view (The panel opened)

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    B–70054EN/021. OVERVIEW5Fig.1.1 (c) Y1000A Layout diagram (A04B–0857–H250)

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    1. OVERVIEWB–70054EN/026Fig.1.1 (d) Y1000A Outside view (The panel opened) (A04B–0857–H250)

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    B–70054EN/021. OVERVIEW7Fig.1.1 (e) Y1000A layout diagram (Cabinet: A04B–0857–H251)

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    1. OVERVIEWB–70054EN/028Fig.1.1 (f) Y1000A layout diagram (with the panels open) (Cabinet: A04B–0857–H251)

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    B–70054EN/021. OVERVIEW9Fig.1.1 (g) YP500A Layout diagram (Oscillator)Fig.1.1 (h) YP500A Outside view (Oscillator) (The panel opend)

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    1. OVERVIEWB–70054EN/0210Fig.1.1 (i) YP500A Layout diagram (P.S.U.)

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    B–70054EN/021. OVERVIEW11Fig.1.1 (j) YP500A Outside view (P.S.U.) (The panel opened)

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    1. OVERVIEWB–70054EN/0212Fig.1.1 (k) YP500B/YP150B Layout diagram

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    B–70054EN/021. OVERVIEW13Fig.1.1 (l) YP500B/YP150B Outside view (The panel opened)

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    1. OVERVIEWB–70054EN/0214Warning lightOptical fiber outletFig.1.1 (m) YP1000A Layout diagram

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    B–70054EN/021. OVERVIEW15Fig.1.1 (n) YP1000A Outside view (The panel opened)

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    1. OVERVIEWB–70054EN/0216The FANUC LASER Y/YP series laser equipment mainly consists of alaser resonator section, lamp pumping power supply section, de–ionizedwater circulator section, and CNC interface section.In the laser resonator section, light from the pumping lamp is effectivelyreflecte...

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    B–70054EN/021. OVERVIEW17(2) Laser headThe laser head mainly consists of a slab–type Nd:YAG crystal (3),which is a laser medium, a lamp (4) that generates pumping light, areflector (5) that efficiently radiates the pumping light from the lampto the laser medium, and an aperture (6) for adjust...

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    1. OVERVIEWB–70054EN/0218(10)Power sensor unitThe power sensor unit receives a very small amount of monitoringlaser beams that have passed through the rear mirror at its high–speedoptical sensor so that it can monitor the laser output.(11)Semiconductor laserThe YAG laser beams are invisible. ...

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    B–70054EN/021. OVERVIEW19(18)De–ionized water circulator (main body)The de–ionized water circulator mainly consists of a pump, heatexchanger, and de–ionized water tank. De–ionized water passesthrough a filter in the tank and is pressurized by the pump. Thede–ionized water releases h...

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    1. OVERVIEWB–70054EN/0220(25)Purge gas controllerThe purge gas is supplied to the resonator section to enhance adust–proof effect. The purge gas controller controls the flow rate ofthe purge gas. If the supply pressure of the purge gas becomeslowered, the controller issues an alarm.(26)Filt...

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    B–70054EN/021. OVERVIEW21(36)Optical fiberThe optical fiber transmits the laser beams, which are converged bythe fiber coupling unit, to the processing nozzle.An optical fiber of graded index (GI) type or step index (SI) type 10,20, or 50 m long can be selected as a basic option according to th...

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    1. OVERVIEWB–70054EN/0222Fig.1.2 (a) Block diagram of FANUC LASER : Y500B, Y1000A

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    B–70054EN/021. OVERVIEW23Fig.1.2 (b) Block diagram of FANUC LASER : YP500A (oscillator)

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    1. OVERVIEWB–70054EN/0224Fig.1.2 (c) Block diagram of FANUC LASER : YP500A (P.S.U.)

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    B–70054EN/021. OVERVIEW25Fig.1.2 (d) Block diagram of FANUC LASER : YP1000A, YP500B, YP150B

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    1. OVERVIEWB–70054EN/0226Fig.1.2 (e) Structure diagram of laser resonator (front side) : Y500B

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    B–70054EN/021. OVERVIEW27Fig.1.2 (f) Structure diagram of laser resonator (up side) : Y500B

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    1. OVERVIEWB–70054EN/0228Fig.1.2 (g) Structure diagram of laser resonator (front side) : Y1000A

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    B–70054EN/021. OVERVIEW29Fig.1.2 (h) Structure diagram of laser resonator (up side) : Y1000AFig.1.2 (i) Structure diagram of laser resonator (front side) : YP500A

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    1. OVERVIEWB–70054EN/0230Fig.1.2 (j) Structure diagram of laser resonator (back side) : YP500AFig.1.2 (k) Structure diagram of laser resonator (up side) : YP500A

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    B–70054EN/021. OVERVIEW31Fig.1.2 (l) Structure diagram of laser resonator (front side) : YP500A

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    1. OVERVIEWB–70054EN/0232Fig.1.2 (m) Structure diagram of laser resonator (front side) : YP500A

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    B–70054EN/021. OVERVIEW33Fig.1.2 (n) Structure diagram of laser resonator (front side) : YP500B/YP150B

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    1. OVERVIEWB–70054EN/0234Fig.1.2 (o) Structure diagram of laser resonator (side view) : YP500B/YP150B

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    B–70054EN/021. OVERVIEW35Fig.1.2 (p) Structure diagram of laser resonator (up side) : YP500B/YP150B

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    1. OVERVIEWB–70054EN/0236Fig.1.2 (q) Structure diagram of laser resonator (front side) : YP1000A

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    B–70054EN/021. OVERVIEW37Fig.1.2 (r) Structure diagram of laser resonator (up side) : YP1000A

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    2. SAFETYB–70054EN/02382 SAFETYThis chapter explains the safety precautions related to the laser oscillatorso it can be used safely. Before attempting to operate the laser oscillator,read the chapter carefully. Please read also the descriptions about safe usein the respective operator’s man...

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    B–70054EN/022. SAFETY39WARNING6 Keep the main circuit breaker and the supply power turned off (double supply power shutoff)during daily inspection, maintenance part replacement, and especially lamp replacement. Lockthe circuit breaker in the off position, and posts that you are working with th...

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    2. SAFETYB–70054EN/0240NOTE4 All laser products must comply with laser safety rules, one of which stipulates that a key be usedfor control of the laser products.Use a key–operated switch to issue the oscillator start signal (RUN) so that the oscillator cannotbe started if the key is unavailab...

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    B–70054EN/022. SAFETY41Fig.2 (a) The panels with defeatable safety interlock : Y1000A (A04B–0857–H250) (hatched panel)

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    2. SAFETYB–70054EN/0242Fig.2 (b) Defeatable tool and safety interlock layout : Y1000A (A04B–0857–H250)

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    B–70054EN/022. SAFETY43Fig.2 (c) The panels with defeatable safety interlock : Y1000A (cabinet : A04B–0857–H251) (hatched panel)

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    2. SAFETYB–70054EN/0244Fig.2 (d) Defeatable tool and safety interlock layout : Y1000A (cabinet : A04B–0857–H251)

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    B–70054EN/022. SAFETY45Fig.2 (e) The panels with defeatable safety interlock : YP500A (oscillator) (hatched panel)Fig.2 (f) The plates with defeatable safety interlock : YP500A (P.S.U.) (hatchied panel)

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    2. SAFETYB–70054EN/0246Fig.2 (g) Defeatable tool and safety interlock layout : YP500A

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    B–70054EN/022. SAFETY47Fig.2 (h) The panels with defeatable safety interlock : YP500B/YP150B (hatched panel)

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    2. SAFETYB–70054EN/0248Fig.2 (i) Defeatable tool and safety interlock layout : YP500B/YP150B

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    B–70054EN/022. SAFETY49Fig.2 (j) The panels with defeatable safety interlock : YP1000A (hatched panel)

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    2. SAFETYB–70054EN/0250Fig.2 (k) Defeatable tool and safety interlock layout : YP1000A

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    B–70054EN/022. SAFETY51Never expose your eye or skin to laser beams emitted directly from thelaser oscillator or reflected laser beams. Fig. 2.1 (a) to 2.1 (c) show thebeam paths and the related fields inside and outside the equipment. Bevery careful during inspection and maintenance not to e...

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    2. SAFETYB–70054EN/0252Fig.2.1 (b) Laser radiation fields and paths : YP500AFig.2.1 (c) External and internal laser radiation fields and paths : Y/YP series

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    B–70054EN/022. SAFETY53Some portions in the laser oscillator cabinet are applied with a highvoltage of 20 to 30 kV temporarily and a high voltage of 150 to 250 Vconstantly. Usually, they are confined within the cabinet doors. Openinga door shuts off the power automatically. If you need to de...

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    2. SAFETYB–70054EN/0254Fig.2.6 (a) Location of safety labels (front side) : Y500BFig.2.6 (b) Location of safety labels (rear side) : Y500B

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    B–70054EN/022. SAFETY55Fig.2.6 (c) Location of safety labels (front side) : Y1000A (A04B–0857–H250)Fig.2.6 (d) Location of safety labels (rear side) : Y1000A (A04B–0857–H250)

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    2. SAFETYB–70054EN/0256Fig.2.6 (e) Location of safety labels (front side) : Y1000A (A04B–0857–H251)Fig.2.6 (f) Location of safety labels (rear side) : Y1000A (A04B–0857–H251)

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    B–70054EN/022. SAFETY57Fig.2.6 (g) Location of safety labels (front side) : YP500A (oscillator)Fig.2.6 (h) Location of safety labels (rear side) : YP500A (oscillator)

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    2. SAFETYB–70054EN/0258Fig.2.6 (i) Location of safety labels (front side) : YP500A (P.S.U.)Fig.2.6 (j) Location of safety labels (rear side) : YP500A (P.S.U.)

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    B–70054EN/022. SAFETY59Fig.2.6 (k) Location of safety labels (front side) : YP500B/YP150BFig.2.6 (l) Location of safety labels (rear side) : YP500B/YP150B

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    2. SAFETYB–70054EN/0260Fig.2.6 (m) Location of safety labels (front side) : YP1000AFig.2.6 (n) Location of safety labels (rear side) : YP1000A

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    B–70054EN/022. SAFETY61Fig.2.6 (o) Label list (1/6)

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    2. SAFETYB–70054EN/0262Fig.2.6 (o) Label list (2/6)

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    B–70054EN/022. SAFETY63Fig.2.6 (o) Label list (3/6)

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    2. SAFETYB–70054EN/0264Fig.2.6 (o) Label list (4/6)

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    B–70054EN/022. SAFETY65Fig.2.6 (o) Label list (5/6)

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    2. SAFETYB–70054EN/0266Fig.2.6 (o) Label list (6/6)

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    3. DAILY MAINTENANCE AND MAINTENANCE TOOLSB–70054EN/02673 DAILY MAINTENANCE AND MAINTENANCE TOOLSThe FANUC LASER Y/YP series is designed to decrease periodicinspection points and facilitate adjustments.To keep the FANUC LASER Y/YP series in a satisfactory condition fora long time, the user must...

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    3. DAILY MAINTENANCE AND MAINTENANCE TOOLSB–70054EN/0268Table 3.1 lists the inspection items that must be performed every day. Besure to make the checks listed in the table. If it is time to replace parts(including de–ionized water), replace them promptly.Table 3.1 FANUC LASER Y/YP series ...

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    3. DAILY MAINTENANCE AND MAINTENANCE TOOLSB–70054EN/0269(2) Power calibration coefficientParameter indicating the numeric value of the decrease or increase ofthe laser power.NC : Parameter No. 15204 (reference value: 1024, limit value: 1200 for the Y series and 1178 for the YP series)R–J3 :...

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    3. DAILY MAINTENANCE AND MAINTENANCE TOOLSB–70054EN/0270The FANUC LASER Y/YP series has parts to be maintained and replacedperiodically. Table 3.2 lists these parts and the periodic maintenance itemsrelated to them. Maintain the equipment according to the maintenanceintervals listed in the ta...

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    3. DAILY MAINTENANCE AND MAINTENANCE TOOLSB–70054EN/0271(1) YAG laser protective gogglesThe laser beam emitted from the YAG laser oscillator is invisible tothe human eye because it is near infrared radiation with a wavelengthof 1064 nm. If you may be exposed to scattered light during lasermach...

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    3. DAILY MAINTENANCE AND MAINTENANCE TOOLSB–70054EN/0272(3) Tools and jigsPrepare maintenance tools and jigs while referencing the followingtable.ToolSizeUseIR viewerIt is recommended to prepare an IR viewer to observe the laser beam during the adjust-ment of the optical axis of the optical fib...

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    3. DAILY MAINTENANCE AND MAINTENANCE TOOLSB–70054EN/0273Prepare the consumables listed below by buying them.(1) Fuses:SpecificationQuantity per unitRating UseA60L–0001–0175/3.2A2 (YP series)1 (Y series)3.2AFor +5 V on interface boardA60L–0001–0175/0.3A1 (YP series)0.3AFor "15V on ...

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    3. DAILY MAINTENANCE AND MAINTENANCE TOOLSB–70054EN/0274(2)–2 Lamp flow tube:SpecificationQuantity per unitModelA290–4601–X0092Y500B, YP500A, YP500B4Y1000A, YP1000AA290–4603–X0092YP150B(2)–3 O–ring for lamp flow tube:SpecificationQuantity per unitModelJB–OR4C–P158Y500B, YP15...

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    3. DAILY MAINTENANCE AND MAINTENANCE TOOLSB–70054EN/0275(5)–1 Lamp adapter:SpecificationQuantity per unitModelA290–4601–V0314Y500BA290–4607–V0318Y1000A,A290–4603–V0314YP150BA290–4602–V0314YP500A, YP500BA290–4604–V0318YP1000A(5)–2 O–ring for lamp adapter:Specification...

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    3. DAILY MAINTENANCE AND MAINTENANCE TOOLSB–70054EN/0276Optical partModelQuantityper unitSpecificationOutput mirror(Refer to data sheet)A98L–0001–0932 (R=35%)A98L–0003–0011 (R=50%)11YP500BRear mirrorA98L–0001–09171Spherical mirrorA98L–0001–08771Shutter mirrorA98L–0001–09191A...

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    3. DAILY MAINTENANCE AND MAINTENANCE TOOLSB–70054EN/0277Optical partModelQuantityper unitSpecificationLens unitA98L–0003–00221A04B–0850–H309/D**Folding mirror For theA04B–0850–H309 onlyA98L–0001–0934/B1A04B–0850–H313/D**Protective windowA98L–0001–0003/151Protective wind...

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    3. DAILY MAINTENANCE AND MAINTENANCE TOOLSB–70054EN/0278Optical partModelQuantityper unitSpecificationCollimator lensA98L–0003–00121Fiber branch unit with two branchesBeam splitterA98L–0003–0007 (R=50%)1(A04B–0855–H311)(A04B–0855–H321) with a shutterFolding mirrorA98L–0001–0...

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    3. DAILY MAINTENANCE AND MAINTENANCE TOOLSB–70054EN/0279(8) Purge gas filter:Optical partSpecificationQuantityper unitModelFilter elementA98L–0001–0908/B1All modelsMantle fittingA98L–0001–0909/B1All modelsPurge filterA97L–0200–07211All models(9) Consumables for optical part cleani...

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    3. DAILY MAINTENANCE AND MAINTENANCE TOOLSB–70054EN/0280As listed in Table 3.5 (a) to (f), the doors and panels need be removedduring maintenance. Fig. 3.5 (a) to (f) show the locations of the doors andpanels.Table 3.5 (a) Y500B doors and panels, and major maintenance itemsPanel/doorMajor uni...

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    3. DAILY MAINTENANCE AND MAINTENANCE TOOLSB–70054EN/0281Table 3.5 (b) Y1000A doors and panels, and major maintenance items(Cabinet: A04B–0857–H250)Panel/doorMajor unitMajor maintenance item<1> Front panel<2> Dust panelResonatorSpherical mirrorRear mirrorOutput mirrorPower se...

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    3. DAILY MAINTENANCE AND MAINTENANCE TOOLSB–70054EN/0282Table 3.5 (c) Y1000A doors and panels, and major maintenance items(Cabinet: A04B–0857–H251)Panel/doorMajor unitMajor maintenance item<1> Front panel B<2> Front panel A<3> Dust panelResonatorSpherical mirrorRear m...

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    3. DAILY MAINTENANCE AND MAINTENANCE TOOLSB–70054EN/0283Table 3.5 (d) YP500A doors and panels, and major maintenance itemsPanel/doorMajor unitMajor maintenance itemOscillatorunit<1> Front panel BResonatorSpherical mirrorSemiconductor laserDe–ionized water branch unit(1) Pumping lamp r...

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    3. DAILY MAINTENANCE AND MAINTENANCE TOOLSB–70054EN/0284Table 3.5 (e) YP500B/YP150B doors and panels, and major maintenance itemsPanel/doorMajor unitMajor maintenance item<1> Front door<2> Dust panelResonatorSpherical mirrorRear mirrorOutput mirrorPower sensorShutter unitBeam abs...

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    3. DAILY MAINTENANCE AND MAINTENANCE TOOLSB–70054EN/0285Table 3.5 (f) YP1000A doors and panels, and major maintenance itemsPanel/doorMajor unitMajor maintenance item<1> Front door<2> Dust panelResonatorSpherical mirrorRear mirrorOutput mirrorPower sensorShutter unitBeam absorberP...

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    3. DAILY MAINTENANCE AND MAINTENANCE TOOLSB–70054EN/0286Colling plateFront panelDustproof panel (inside)Front panel BFront panel AWorking panelRear panelRear panel ARear panel BEnd doorFig.3.5 (a) Layout of the doors and panels : Y500B

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    3. DAILY MAINTENANCE AND MAINTENANCE TOOLSB–70054EN/0287Colling plate AFront doorDustproof panelFront panel BFront panel AWorking panelRear panelRear panel ARear panel BEnd doorColling plate BBeam panelFig.3.5 (b) Layout of the doors and panels : Y1000A (A04B–0857–H250)

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    3. DAILY MAINTENANCE AND MAINTENANCE TOOLSB–70054EN/0288Colling plate AFront door BDustproof panelWorking panelRear panel ARear panel BEnd doorColling plate BBeam panelFront door AFig.3.5 (c) Layout of the doors and panels : Y1000A (A04B–0857–H251)

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    3. DAILY MAINTENANCE AND MAINTENANCE TOOLSB–70054EN/0289Rear panel ARear panel BEnd panelFront panel BFront panel ABeam panelFig.3.5 (d) Layout of the doors and panels : YP500A (oscillator)

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    3. DAILY MAINTENANCE AND MAINTENANCE TOOLSB–70054EN/0290Colling plateFront door BWorking panelRear panel ARear panel BEnd doorFront door AFig.3.5 (e) Layout of the doors and panels : YP500A (P. S. U.)

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    3. DAILY MAINTENANCE AND MAINTENANCE TOOLSB–70054EN/0291Colling plate AFront doorDustproof panelWorking panelRear panel ARear panel BEnd doorColling plate BBeam panelFront panel AFront panel BFig.3.5 (f) Layout of the doors and panels : YP500B/YP150B

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    3. DAILY MAINTENANCE AND MAINTENANCE TOOLSB–70054EN/0292Colling plate AFront doorDustproof panelWorking panelRear panel ARear panel BEnd doorColling plate BBeam panelFront panel AFront panel CColling plate CFront panel BRear panel ARear panel BRear panel CFig.3.5 (g) Layout of the doors and pa...

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    4. INSTALLATION AND SHIPMENT PROCEDUREB–70054EN/02934 INSTALLATION AND SHIPMENT PROCEDURE

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    4. INSTALLATION AND SHIPMENT PROCEDUREB–70054EN/0294For installation, follow the order of the check items listed below.NOTE1 For details, see the items given in the Remarks column inthe table below.2 Get ready the DESCRIPTION of the FANUC LASER Y/YPSeries.3 Inside the resonator, the optical com...

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    4. INSTALLATION AND SHIPMENT PROCEDUREB–70054EN/0295No.DescriptionRemark1Place the laser oscillator on a level surface and secure it.See Section 4.1 (1).2Visually check the units installed in the laser oscillator.See Section 4.1 (2).3Check that the screw terminals are tightened.See Section 4.1 ...

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    4. INSTALLATION AND SHIPMENT PROCEDUREB–70054EN/0296(1) Place the laser oscillator on a level surface and secure itProcedureReference1Before moving the laser oscillator, mount and secure the two resonator clamps. The clamps are mounted before shipment from the FANUC factory.DESCRIPIONS/Fig. 4....

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    4. INSTALLATION AND SHIPMENT PROCEDUREB–70054EN/0297(5) Connect the tap–water piping and purge gas piping.ProcedureReference1Connect the purge gas supply piping and drain piping according to the DESCRIPTIONS.DESCRIPTIONS/Fig. 4.1.1 (d)2Connect the tap–water piping according to the DESCRIPTI...

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    4. INSTALLATION AND SHIPMENT PROCEDUREB–70054EN/0298(9) Connect the power input cable and ground cable to the laser oscillator.ProcedureReference1Make a class–3 ground connection with the ground terminal on the frame of the oscillatoras the DESCRIPTIONS.DESCRIPTIONS2Check that no voltage is a...

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    4. INSTALLATION AND SHIPMENT PROCEDUREB–70054EN/0299ReferenceProcedure6Adjust the tap–water flow rate to the value specified in the descriptions.[Caution] If the tap–water flow rate is less than the value specified, the heating parts,units, and de–ionized water inside the laser oscillato...

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    4. INSTALLATION AND SHIPMENT PROCEDUREB–70054EN/02100ReferenceProcedure8Check the water piping (tubes and joints) inside the oscillator for water leakage when theliquid cooler is running.9To stop the liquid cooler, press the ON/OFF button on the display panel to the OFFposition. After the gree...

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    4. INSTALLATION AND SHIPMENT PROCEDUREB–70054EN/02101(16)Place the liquid cooler in remote mode, and check the laser sequence and liquid cooler operation performedfrom the NC (or RJ–3). [Caution]From this step on, the laser beam will be emitted from the laser oscillator to the outside. Take...

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    4. INSTALLATION AND SHIPMENT PROCEDUREB–70054EN/02102ReferenceProcedure3When LRDY/STAND BY (ready for turning on the lamp) is set, turn on HV–key. (SetSIMMER–key to RUN.) The pumping lamp is turned on the flashing light flashes (isturned on), and power calibration starts. The oscillation...

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    4. INSTALLATION AND SHIPMENT PROCEDUREB–70054EN/02103(19)Check the laser power at the emitting end of the optical fiber.ProcedureReference1Perform optical fiber alignment.Prepare protective goggles. From this step on, the observation of the YAG laser beamis required. Prepare an IR viewer for ...

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    4. INSTALLATION AND SHIPMENT PROCEDUREB–70054EN/02104ReferenceProcedure9Issue a command for outputting a laser beam of about 30 W and check that the YAGlaser beam is emitted from the emitting end of the optical fiber, using the IR viewer, andalso check that the entire laser beam is irradiated o...

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    4. INSTALLATION AND SHIPMENT PROCEDUREB–70054EN/02105ReferenceProcedure4Issue a command for outputting a laser beam of about 30 W and check that the YAGlaser beam is emitted from the emitting end of the processing nozzle, using the IRviewer, and also check that the entire laser beam is irradiat...

  • Page 111

    4. INSTALLATION AND SHIPMENT PROCEDUREB–70054EN/02106The laser power characteristic table is given below. Refer to it if required.The following characteristic table (for the YP series) is for 3–branchsystems. For 2–branch systems, refer to the rows for fibers #1 and #2only. For no–bran...

  • Page 112

    4. INSTALLATION AND SHIPMENT PROCEDUREB–70054EN/02107The formula is described using three branches as an example. For twobranches, apply this formula using #1 and #2 only and for no branches,apply it using #1 only.The measurement conditions must be as specified in the data sheet.Delivery Effic...

  • Page 113

    4. INSTALLATION AND SHIPMENT PROCEDUREB–70054EN/02108Fig.4.1.1 (a) Outer diagram : Y1000AFig.4.1.1 (b) Fix location : adjust boltFig.4.1.1 (c) Location : level meter

  • Page 114

    4. INSTALLATION AND SHIPMENT PROCEDUREB–70054EN/02109Fig.4.1.1 (d) Port connection of water coolant and purge gasFig.4.1.1 (e) Outer diagram of liquid cooler (Y1000A, YP1000A)Fig.4.1.1 (f) Water level of fank

  • Page 115

    4. INSTALLATION AND SHIPMENT PROCEDUREB–70054EN/02110Fig.4.1.1 (g) Detail of PURGE FILTER UNITFig.4.1.1 (h) Liquid cooler operator’s panelFig.4.1.1 (i) Outer diagram of FL–Y1000A (up side of the resonator)

  • Page 116

    4. INSTALLATION AND SHIPMENT PROCEDUREB–70054EN/02111The following explains the procedure for checking the power calibrationcoefficient during installation after delivery from FANUC, in the form ofa flowchart. Refer to the following during installation.OKNGNGNGOKOKStart of installa-tion verifi...

  • Page 117

    4. INSTALLATION AND SHIPMENT PROCEDUREB–70054EN/02112(1) During installation, be sure to check the power calibration coefficient.(2) The power meter used in this procedure must be a calibrated one.(3) The laser power varies depending on the tap water temperature (0.8to 1.0%/_C).The higher the t...

  • Page 118

    4. INSTALLATION AND SHIPMENT PROCEDUREB–70054EN/02113Shipping and transportation of the equipment require the followingpacking and checking. Carry out the listed check items in the statedsequence.See the descriptions indicated in the Remark column for details.No.DescriptionRemark1.Check the la...

  • Page 119

    4. INSTALLATION AND SHIPMENT PROCEDUREB–70054EN/02114(3) Permissible impact value for the product: 2 GKeep in mind that the maximum impact value anticipated duringtransportation largely depends on the means of transportation used.Table 1: Means of transportation versus maximum directionalimpa...

  • Page 120

    4. INSTALLATION AND SHIPMENT PROCEDUREB–70054EN/02115(4) Drain the de–ionized water circulation system.ItemRegerence1.Make sure that the laser oscillator main circuit breaker is in the OFF position.2.Drain the de–ionized water circulator, as directed in the operator’s manual.Section 6.4 o...

  • Page 121

    4. INSTALLATION AND SHIPMENT PROCEDUREB–70054EN/02116(8) Remove the purge gas piping, and attach a blind plug.ItemRegerence1.Stop purge gas supply.2.Remove the purge gas supply piping and the drain piping while referencing the de-scriptions.DESCRIPTIONS3.Attach the blind plugs that were supplie...

  • Page 122

    B–70054EN/025. ELECTRICAL CONNECTION1175 ELECTRICAL CONNECTION

  • Page 123

    5. ELECTRICAL CONNECTIONB–70054EN/02118The laser oscillation sequence is shown below in form of a flow chart.The flow chart is explained with terms used with the NC.For the robot controller, see the following correspondence tables. – Sequence state and key switch names: ”Sequence and key ...

  • Page 124

    B–70054EN/025. ELECTRICAL CONNECTION119Power–on sequencePOWER= OFFPOWER= ONENABLE ALARM 4061 AND ALARM 4062OFI= OFFRUN = ONOFI = ON, CLON = ONWAIT = ON , RPA = ONENABLE ALARM 4067 AND ALARM 4069ENABLE ALARM 4073 AND ALARM 4075ENABLE ALARM 4077 AND ALARM 4087WAIT 3 SECONDSENABLE ALARM 4072WAIT...

  • Page 125

    5. ELECTRICAL CONNECTIONB–70054EN/02120HV = ONLRDY = OFF, PTLP = ONALARM4066DISCHARGE VOLTAGE < PRM. 15221?WAIT FOR TIME SET IN PRM. 15222BIAS COMMAND PRM. 15220 ³ PRM. 15223WAIT 30 SECONDSWAIT FOR TIME SET IN PRM. 15205BIAS COMMAND 0 ³ PRM. 15220PRM. 15000 BIT.4 = 1PRM. 15204= (Pc/Pa)*10...

  • Page 126

    B–70054EN/025. ELECTRICAL CONNECTION121ENABLE ALARM 4068ENABLE ALARM 4076PRM. 15204 > PRM. 15203ALARM 4085WAIT 5 SECONDSPRM. 15204 = PRM. 15203DETECT ALARM 4071DETECT ALARM 4089DETECT ALARM 4090TURN OFF COM-PENSATION POWERDISABLE ALARM 4076LSTR = ONOUTPUT COMMAND ON OR OFF?DISABLE ALARM 4068...

  • Page 127

    5. ELECTRICAL CONNECTIONB–70054EN/02122POWER–OFF SEQUENCELSTR = OFFPTLP = OFFLRDY = ONDISABLE ALARM 4088HV = ONALARM 1 ISSUED?RUN = OFFALARM 2 ISSUED?HV = OFFHV = OFFLSTR = OFFPTLP = OFFDISABLE ALARM 4088ALARM 1 ISSUED?RUN = OFF(4)6secPRM.1522220secPRM.15205HVONLRDYPRM. 15220PRM. 15223(PRM. 1...

  • Page 128

    B–70054EN/025. ELECTRICAL CONNECTION123WAIT 8 SECONDSDISABLE ALARM 4067 AND ALARM 4069DISABLE ALARM 4070 AND ALARM 4072DISABLE ALARM 4073 AND ALARM 4075DISABLE ALARM 4077 AND ALARM 4079DISABLE ALARM 4087OFI= OFF(4)Alarm 4067 (LASER CABINET OH) disabledAlarm 4069 (LASER IF PCB) disabledAlarm 407...

  • Page 129

    5. ELECTRICAL CONNECTIONB–70054EN/02124Power–on sequencePOWER= OFFPOWER= ONENABLE ALARM 4062OFI= OFFRUN = ONOFI = ON, CLON = ONWAIT = ON , RPA = ONENABLE ALARM 4069 AND ALARM 4145WAIT 4 SECONDSENABLE ALARM 4070DATA TRANSFERWAIT 40 SECONDSWAIT = OFF, LRDY = ONENABLE ALARM 4079(1)POWER= OFFThe...

  • Page 130

    B–70054EN/025. ELECTRICAL CONNECTION125ALARM 4145 TRIGGER ERRORPERFORM TRIGGER OPERATION TEN TIMESWAIT FOR TIME SET IN PRM. 15205START SIMMER DISCHARGEPRM. 15000 BIT.4 = 1PRM. 15204= (PRM. 15200/Pa)*1024(2)NOT ALL LAMPSARE ONALLLAMPSARE ON.NOYESALARM 4145 (SEE THE DESCRIPTION OF THE TOUCH DISPL...

  • Page 131

    5. ELECTRICAL CONNECTIONB–70054EN/02126ENABLE ALARM 4068WAIT 5 SECONDSDETECT ALARM 4071DETECT ALARM 4089DETECT ALARM 4090LSTR = ONOUTPUT COMMANDDISABLE ALARM 4068OFFONONOFFOUTPUT COMMANDLSTR = ONOscillation ready signal ON, laser output enabledOUTPUT COMMAND ONWhen the laser output command is t...

  • Page 132

    B–70054EN/025. ELECTRICAL CONNECTION127POWER–OFF SEQUENCELSTR = OFFPTLP = OFFLRDY = ONHV = ONALARM 1 ISSUED?RUN = OFFALARM 2 ISSUED?HV = OFFHV = OFFLSTR = OFFPTLP = OFFALARM 1 ISSUED?RUN = OFFNOYESNOYESYESNONONONOYESYESYESHV = ONHV (discharge activation signal) turned onIssue of alarm 1An ala...

  • Page 133

    5. ELECTRICAL CONNECTIONB–70054EN/02128(1) Y series diagnosis screen (B801 series)Using the diagnosis function, following are described.900LASER POWER COMMAND Specified laser output valueDOIML0A[88, 89]No.Diagnosis901LASER BIAS COMMAND Specified laser bias valueDOIML08[90, 91]902PULSE ON TI...

  • Page 134

    B–70054EN/025. ELECTRICAL CONNECTION129909RF VOLTAGE 1 Discharge tube voltage 1[ 861]No.Diagnosis910RF CURRENT 1 Discharge tube current 1[ 862]911RF VOLTAGE 2 Discharge tube voltage 2[ 863]912RF CURRENT 2 Discharge tube current 2[ 864]913RF VOLTAGE 3 Discharge tube voltage 3[ 865]914R...

  • Page 135

    5. ELECTRICAL CONNECTIONB–70054EN/02130#7*SFI960#6*RBT#5*MGP#4*AP#3#2FRQ#1*ESAL#0*ENDIIML00No.Diagnosis*EN [841.0] Enable signal in the interface0 : Disabled1 : Enabled*ESAL Emergency stop processing signal0 : Emergency stop1 : Normal operationFRQ Power supply frequency detection0 : 50 Hz1 : 60...

  • Page 136

    B–70054EN/025. ELECTRICAL CONNECTION131*SHT [841.2] Shutter temperature sensor0 : Abnormal1 : Normal*ABT [841.3] Absorber temperature sensor0 : Abnormal1 : Normal#7962#6#5*OH1#4*TCA1#3*REV1#2*VIB1#1*AR1#0*IAL1DIIML02*IAL1 Inverter alarm 10 : Abnormal1 : Normal*AR1 Frequency arrival signal 10 : ...

  • Page 137

    5. ELECTRICAL CONNECTIONB–70054EN/02132*OH2 Turbo temperature abnormality 20 : Abnormal1 : Normal#7964#6#5*OH3#4*TCA3#3*REV3#2*VIB3#1*AR3#0*IAL3DIIML04*IAL3 Inverter alarm 30 : Abnormal1 : Normal*AR3 Frequency arrival signal 30 : Not arrived1 : Arrived*VIB3 Vibration sensor 30 : Abnormal1 : Nor...

  • Page 138

    B–70054EN/025. ELECTRICAL CONNECTION133#7968#6ACSI#5PLS#4SEL1.4#3SEL1.3#2SEL1.2#1SEL1.1#0SEL1.0DOIML00SEL1.0 to SEL1.4 [855.0 to 855.4]Select signals for discharge tube monitor dataPLS Pulse command signal0 : Filter provided1 : Filter not providedACSI Access notice signal0 : Off1 : On#7969#6#5#...

  • Page 139

    5. ELECTRICAL CONNECTIONB–70054EN/02134PTL [856.3] Flashing light0 : Off1 : OnBPV [856.6] Bypass valve0 : Closed1 : OpenTWV Three–way valve0 : Open to atmosphere1 : Open#7LSCST973#6#5PCS#4FW#3IB#2*PCL#1OFS#0SHOPDOIML05SHOP [856.2] Shutter open command0 : Closed1 : OpenOFS [856.4] Off sequence...

  • Page 140

    B–70054EN/025. ELECTRICAL CONNECTION135#7974#6#5#4#3#2#1#0[ 854]RF power supply unit alarms1 to 80 : Normal1 : Abnormal#7975#6#5#4#3#2#1#0RF power supply unit alarms9 to 160 : Normal1 : Abnormal980GAS PRES. SENSOR ALMGas pressure when alarm is issuedR@SNSAL981A/D CONV–1 ALMData when A/D conve...

  • Page 141

    5. ELECTRICAL CONNECTIONB–70054EN/02136(2) YP series diagnosis screen (B803 series)#7900#6#5#4#3RST#2SDN#1#0BMNDOIMY00No.DiagnosisBMN Beam turn–on signal1 : Beam on0 : Beam offSDN Simmer discharge turn–on signal1 : On0 : OffRST Reset signal1 : On0 : Off#7901#6#5#4#3SHP#2PCL#1OFI#0HENDOIMY01...

  • Page 142

    B–70054EN/025. ELECTRICAL CONNECTION137SND Data transfer confirmation signalThis signal, used with DI signal RED [bit 7 of No. 910], indicates that datahas been transferred from the CNC.903WAVE NUMBERWaveform number (0 to 15)DOIMY02The value resulting from subtracting 1 from the waveform number...

  • Page 143

    5. ELECTRICAL CONNECTIONB–70054EN/02138RED Data transfer confirmation signalThis signal, used with DO signal SND [bit 7 of No. 902], indicates thatdata has been received from the CNC.#7911#6#5#4#3AL2#2AL1#1AL0#0BSPDIIMY01BSP Beam stop signal1 : Beam output stop command0 : Normal operationAL0 to...

  • Page 144

    B–70054EN/025. ELECTRICAL CONNECTION139#7913#6#5#4#3#2#1SHF#0SHNDIIMY03SHN Shutter open state signal1 : The shutter is open.0 :SHF Shutter closed state signal1 : The shutter is closed.0 :914ACTUAL POWERActual laser outputDIIMY04DIIMY05The laser power sensor output is converted to digital form, ...

  • Page 145

    5. ELECTRICAL CONNECTIONB–70054EN/02140OVERCURRENT No. 1 to 8#7Waveform 1920#6Waveform 2#5Waveform 3#4Waveform 4#3Waveform 5#2Waveform 6#1Waveform 7#0Waveform 8OVERCURRENT No. 9 to 16#7Waveform 9921#6Waveform 10#5Waveform 11#4Waveform 12#3Waveform 13#2Waveform 14#1Waveform 15#0Waveform 16Detail...

  • Page 146

    B–70054EN/025. ELECTRICAL CONNECTION141This subsection describes the interface signals used between the robotcontroller and laser oscillator.You can reference these signals using the following procedure on the teachpendant:MENU ³ 5[I/O] ³ F1[TYPE] ³ OscillatorNOTEThe input and output signal ...

  • Page 147

    5. ELECTRICAL CONNECTIONB–70054EN/02142No.MeaningStatusSymbolSignal name19Fiber3 Broken DetectFIBER30 : No reflected light1 : Light reflectedIndicates whether optical fiber 3 is intact andmonitoring reflected light.20Fiber4 Broken DetectFIBER40 : No reflected light1 : Light reflectedIndicates w...

  • Page 148

    B–70054EN/025. ELECTRICAL CONNECTION143Descriptions of laser oscillator digital output signals (LDO)No.Signal nameSymbolStatusMeaning1LAI1 Select Signal1SEL1.0Selecting this signal causes the discharge tubevoltage and current to be multiplexed and atransfer command to be output.2LAI1 Select Sig...

  • Page 149

    5. ELECTRICAL CONNECTIONB–70054EN/02144No.MeaningStatusSymbolSignal name38Pat–LightPTL0 : Off1 : OnSpecifies whether to turn on the flashing light.41Shutter OpenSHOP0 : Close1 : OpenCloses or opens the shutter.42Off SequenceOFS0 : Off1 : OnSpecifies whether to use the power–off interlockfun...

  • Page 150

    B–70054EN/025. ELECTRICAL CONNECTION145The laser status screen displays the current statuses of laser machining andthe laser oscillator.To see the laser statuses on the laser status screen, choose 4 STATUS.LASER EXECUTION STATUSThe following laser machining statuses can be viewed:CommandLaser m...

  • Page 151

    5. ELECTRICAL CONNECTIONB–70054EN/02146Procedure 1–1 Displaying the laser statusesStep 12 Press the MENUS key. A screen menu appears.3 Choose 4 STATUS.Steps 1 and 2 can be performed by pressing the status display key.4 Press F1 TYPE. A screen change menu appears.5 Choose Laser. The laser s...

  • Page 152

    B–70054EN/025. ELECTRICAL CONNECTION147The fiber breakage detection function detects an optical fiber failure andstops beam oscillation on the laser output controller (R–J3 controller)when an optical fiber used to guide a YAG laser beam to a machining pointbecomes unusable for a cause such as...

  • Page 153

    5. ELECTRICAL CONNECTIONB–70054EN/02148Fig.5.3.2.1 (a) Fiber coupling unit outer dimensions (A04B–0857–H311)

  • Page 154

    B–70054EN/025. ELECTRICAL CONNECTION149Fig.5.3.2.1 (b) Fiber coupling unit outer dimensions (A04B–0857–H311)

  • Page 155

    5. ELECTRICAL CONNECTIONB–70054EN/02150Fig.5.3.2.1 (C) Optical fiber outer dimensions (A04B–0860–H206/6L**)

  • Page 156

    B–70054EN/025. ELECTRICAL CONNECTION151Fiber Coupling UnitFig.5.3.2.2 Example of using the fiber breakage detection unit (for one optical fiber branch)The method of detecting a failure in the optical fiber for machining isdescribed below.Part of a YAG laser beam guided to the processing nozzle...

  • Page 157

    5. ELECTRICAL CONNECTIONB–70054EN/02152The timing chart for the relationships between a reflected YAG laser beamand the SIG signal, and alarm monitoring is provided below.Fig.5.3.3 For a YAG laser of pulse oscillation typeThe settings related to fiber breakage detection are described below.The...

  • Page 158

    B–70054EN/025. ELECTRICAL CONNECTION153Set the number of branches of the fiber branch unit. $LW_ SETUP$FBR_NUM = 0 or 1 When set to 0: The signals of all fibers (1 through 4) are monitored. Whenset to 1: The signal of fiber 1 is monitored. Only 0 or 1 can be set here.A breakage alarm detectio...

  • Page 159

    5. ELECTRICAL CONNECTIONB–70054EN/02154(1) The laser oscillator cannot be started.1) The POWER OFF ENABLE green LED does not turn on (for theR–J3).2) The laser oscillator cannot enter the PURGE state in the lasersequence (if connected to the CNC).(2) An alarm is issued, such as that indicatin...

  • Page 160

    B–70054EN/025. ELECTRICAL CONNECTION155side and check manually that the two fiber connection detection pinscan be inserted and pulled out properly.At this time, check pins 1 and 4, mentioned in step 4, for continuity.Check the fiber connection detection pins on the laser oscillator sidein the s...

  • Page 161

    B–70054EN/026. REPLACEMENT AND ADJUSTMENT METHODS1566 REPLACEMENT AND ADJUSTMENT METHODS

  • Page 162

    6. REPLACEMENT ANDADJUSTMENT METHODSB–70054EN/02157Pumping lamp replacement is the most frequently performed workamong the YAG laser oscillator maintenance items. Lots of spatters mayoccur in the pumping lamp under some machining conditions. Becausethe spatters absorb the pumping light, laser...

  • Page 163

    B–70054EN/026. REPLACEMENT AND ADJUSTMENT METHODS158Cautions for lamp replacement1 When replacing the pumping lamp, be sure to wear gloves for use in a clean room. Before using the gloves, wash them clean in alcohol.2 When replacing the pumping lamp, be sure to wear protective goggles. The la...

  • Page 164

    6. REPLACEMENT ANDADJUSTMENT METHODSB–70054EN/02159Fig.6.1.1 (a) Replacing lamps (Y500B, YP500A/B, YP150B)

  • Page 165

    B–70054EN/026. REPLACEMENT AND ADJUSTMENT METHODS160Fig.6.1.1 (b) Replacing lamps (Y1000A, YP1000A)

  • Page 166

    6. REPLACEMENT ANDADJUSTMENT METHODSB–70054EN/02161To replace the lamp flow tube (glass tube for cooling the pumping lamp),use the following procedure.1) Turn off the YAG laser oscillator and controller circuit breakers.Also stop the external cooling water supply.2) To prepare for the worst, wa...

  • Page 167

    B–70054EN/026. REPLACEMENT AND ADJUSTMENT METHODS16214)Prepare a new flow tube <9> and new O–rings <5> (JB–OR4C–P15:two on either side, four per tube).Visually check the flow tube to make sure that there is no flaw on it.In the same way as when handling the pumping lamp <7&...

  • Page 168

    6. REPLACEMENT ANDADJUSTMENT METHODSB–70054EN/02163Cautions for lamp flow tube replacement1 When replacing the flow tube <9>, be sure to wear gloves for use in a clean room. Before using the gloves, wash them clean in alcohol.2 Before installing a flow tube <9>, wipe its inside and...

  • Page 169

    B–70054EN/026. REPLACEMENT AND ADJUSTMENT METHODS164Flow tube for crystal <10>Reflector (lower part) <1>Interior of the reflector(mirror surface)Pumping lamp <7>O–ring (JB–OR4C–P12.5)O–ring (JB–OR4C–P15 x 2)Lamp adapter <2>Derurin washer <6>Compression ...

  • Page 170

    6. REPLACEMENT ANDADJUSTMENT METHODSB–70054EN/02165Fig.6.1.2 (b) Expansion plan of the lamp flow tube for 1000W machines

  • Page 171

    B–70054EN/026. REPLACEMENT AND ADJUSTMENT METHODS166Optical fiber alignment is necessary when the optical fiber is replacedwith a new one or when the optical fiber is removed and then put backagain. Be sure to perform optical fiber alignment after removing theoptical fiber from the oscillator....

  • Page 172

    6. REPLACEMENT ANDADJUSTMENT METHODSB–70054EN/02167Fig.6.2.1 (a) Fiber handling11. To unwind the optical fiber winding, pull the fiber while rotating thewinding. If pulled without being rotated, the fiber may be twisted,possibly being damaged.12. When handling the optical fiber, hold it at th...

  • Page 173

    B–70054EN/026. REPLACEMENT AND ADJUSTMENT METHODS168Fig.6.2.1 (c) Outer diagram (Optical fiber connector)Optical fiber alignment is performed by checking the YAG laser beamusing the IR viewer. Because the YAG laser beam is irradiated withoutbeing covered with a shield, optical fiber alignment...

  • Page 174

    6. REPLACEMENT ANDADJUSTMENT METHODSB–70054EN/02169NOTE1 When performing optical fiber alignment, make sure that thebeam is not emitted downward. Otherwise, the sputteringdue to the laser beam may fly about, possibly contaminatingthe end of the fiber.2 Keep the refractory brick away from the e...

  • Page 175

    B–70054EN/026. REPLACEMENT AND ADJUSTMENT METHODS170CAUTIONThe alignment procedure differs depending on the fibertype.Check the designated fiber. For the SI–type, perform 14–1.For the GI–type, perform 14–2.14–1) Execute the alignment program (power: about 30 W), and observethe laser...

  • Page 176

    6. REPLACEMENT ANDADJUSTMENT METHODSB–70054EN/02171Fig.6.2.2 (a) Replacing optical fiber

  • Page 177

    B–70054EN/026. REPLACEMENT AND ADJUSTMENT METHODS172Fig.6.2.2 (b) Observation of beam mode on the brickFig.6.2.2 (c) Adjustment of the fiber holder

  • Page 178

    6. REPLACEMENT ANDADJUSTMENT METHODSB–70054EN/02173Optical fiberSI–type(flexible tube coated : Green)Optical fiberGI–type(flexible tube coated : Yellow)Fig.6.2.2 (d) Changing beam mode on the brick

  • Page 179

    B–70054EN/026. REPLACEMENT AND ADJUSTMENT METHODS174Fig.6.2.2 (e) Outer diagram of FL–Y1000A (up side of the resonator)

  • Page 180

    6. REPLACEMENT ANDADJUSTMENT METHODSB–70054EN/02175The YAG laser beams generated in the FANUC LASER–MODEL Y/YPseries are transmitted through the optical fiber cable to the processingnozzle, which in turn emits and converges the laser beams. When theconverged laser beams are radiated to the t...

  • Page 181

    B–70054EN/026. REPLACEMENT AND ADJUSTMENT METHODS176(11)After the protective window <7> is cleaned or replaced, mount it onthe machining head, and insert the O–ring (1028) <6>, windowretainer <5>, O–ring (S35) <4>, stage retainer <3>, and O–ring (S22)<2>...

  • Page 182

    6. REPLACEMENT ANDADJUSTMENT METHODSB–70054EN/02177To replace the processing nozzle, use the following procedure whileseeing Fig. 6.3.2.(1) Follow steps (1) and (2) in Subsection 6.3.1.(2) Check the dimension L shown in Fig. 6.3.2, then remove the nozzleholder section (screw) <1> together...

  • Page 183

    B–70054EN/026. REPLACEMENT AND ADJUSTMENT METHODS178To replace the processing nozzle, use the following procedure whileseeing Fig. 6.3.3.(1) Follow steps (1) and (2) in Subsection 6.3.1.(2) Remove the nozzle base <3> together with the nozzle tip (made ofcopper) from the main body by remov...

  • Page 184

    6. REPLACEMENT ANDADJUSTMENT METHODSB–70054EN/02179To replace the processing nozzle, use the following procedure whileseeing Fig. 6.3.4.(1) Follow steps (1) and (2) in Subsection 6.3.1.(2) Take out the nozzle holder <1> together with the nozzle tip (made ofcopper) from the main body by re...

  • Page 185

    B–70054EN/026. REPLACEMENT AND ADJUSTMENT METHODS180To replace the processing nozzle, use the following procedure whileseeing Fig. 6.3.5.(1) Follow step (1) in Subsection 6.3.1.(2) Shift the O–ring (3067) <2>, and take out the window holder <6>from the nozzle main body <1> w...

  • Page 186

    6. REPLACEMENT ANDADJUSTMENT METHODSB–70054EN/02181To replace the fiber receptacle, use the following procedure while seeingFig. 6.3.6.(1) Follow steps (1) and (2) in Subsection 6.3.1.(2) Remove the four hexagon socket head bolts (M416) that retain thereceptacle <1> while being careful no...

  • Page 187

    B–70054EN/026. REPLACEMENT AND ADJUSTMENT METHODS182To replace the de–ionized water, use the following procedure.(1) Turn off the power to the de–ionized water circulator.(2) Unlock the water tank retaining metal, and pull out the water tank.(See Fig. 6.4.1 (a).)(3) Remove the water tank co...

  • Page 188

    6. REPLACEMENT ANDADJUSTMENT METHODSB–70054EN/02183(6) Prepare de–ionized water.The water tank has a capacity of about 20 liters (for the 1000 Wmodel, 40 liters). When water circulation begins, the water levelbecomes lower. So, prepare at least about 20 liters plus 10 liters (thatwill be he...

  • Page 189

    B–70054EN/026. REPLACEMENT AND ADJUSTMENT METHODS184Fig.6.4.1 (e) Outer diagran of liquid cooler (Y500B, YP500A/B)Fig.6.4.1 (f) Liquid cooler operator’s panel(10)Set the REMOTE/LOCAL changeover switch to LOCAL, and pressthe RUN/STOP RUN/STOP switch to start local operation. (SeeFig. 6.4.1 ...

  • Page 190

    6. REPLACEMENT ANDADJUSTMENT METHODSB–70054EN/02185NOTECheck the water level in the water tank. When it drops to thecenter (C) of the yellow line, press the RUN/STOP switch tostop operation.(11)Repeat steps (2) to (10) until the water level settles between (A) and(B).NOTEIf the WATER LEVEL ala...

  • Page 191

    B–70054EN/026. REPLACEMENT AND ADJUSTMENT METHODS186To replace the ion exchange resin, use the following procedure.(1) Drain the de–ionized water out of the water tank while referencingSubsection 6.4.1.(2) Wear the gloves (powder–free latex gloves for use in a clean room)that were supplied ...

  • Page 192

    6. REPLACEMENT ANDADJUSTMENT METHODSB–70054EN/02187Only in the following cases, check the slab crystal end surface, and cleanit if necessary.(1) If the output compensation factor increases extremely (power drops)(2) If water drips on the crystal end surface or dust settles on it duringlamp repl...

  • Page 193

    B–70054EN/026. REPLACEMENT AND ADJUSTMENT METHODS188 – Diagonal cutting pliers2. Slab crystal end surface cleaning procedure1) Slab end surface air blowingSend blasts of air onto the slab end surface to remove dust, using theair blower.2) Squashing a paper–stick cotton swab flatPress the s...

  • Page 194

    6. REPLACEMENT ANDADJUSTMENT METHODSB–70054EN/02189Fig.6.5.1 (d) Cut the paper stick on the individual packageFig.6.5.1 (e) Acute tip of the paper stick4) Cleaning by wiping with a dry cotton swabPrepare one more flattened cotton swab (keep it dry; do not dip it withalcohol). Using this cott...

  • Page 195

    B–70054EN/026. REPLACEMENT AND ADJUSTMENT METHODS190Only in the following cases, check the surface of each mirror in theresonator, and clean it if necessary.(1) If the output compensation factor increases extremely (power drops)(2) If water drips on the mirror surface or dust settles on it duri...

  • Page 196

    6. REPLACEMENT ANDADJUSTMENT METHODSB–70054EN/02191If water leaks onto the slab crystal end surface and hampers oscillation,use the following procedures to repair.6.6.1 Seal Retainer Re–tightening6.6.2 Seal Gasket Replacement6.6REPAIRING SLABSEAL GASKETLEAKAGE

  • Page 197

    B–70054EN/026. REPLACEMENT AND ADJUSTMENT METHODS192Prepare the following items. – Items for slab crystal end surface cleaning (See Subsection 6.5.1.) – Paper–stick cotton swabs (in individual packaging) – Ethyl alcohol – Air blower (available from camera shops) – Diagonal cutt...

  • Page 198

    6. REPLACEMENT ANDADJUSTMENT METHODSB–70054EN/02193Scribed lineM3 boltBEAMSeal retainerSlab crystalend surfaceRetainerÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅSlab crystalBEAMRetainerSeal gasketFig.6.6.1 (a) Slab seal top viewFig.6.6.1 (b) Seal retainer for the 500 W modelClean the slab crystal en...

  • Page 199

    B–70054EN/026. REPLACEMENT AND ADJUSTMENT METHODS194If I, ”Seal retainer re–tightening,” above does not work in repairing slabseal section water leakage, it is necessary to replace the seal gasket.To replace the seal gasket, use the following procedure.(1) Parts and toolsPrepare the follo...

  • Page 200

    6. REPLACEMENT ANDADJUSTMENT METHODSB–70054EN/02195(2) Gasket replacementTo replace the seal gasket and the seal retainer, use the followingprocedure.1. Turn off the chiller and open the drain.1) Turn off the laser oscillator power and cooling tap water(chiller).2) Open the drain valve of the t...

  • Page 201

    B–70054EN/026. REPLACEMENT AND ADJUSTMENT METHODS196BEAMÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅBEAMSlab crystalSeal gasketRetainerRetainer(Photos 4 and 5)Fig.6.6.2 (d) Top view of the slab seal portionM3 boltMarking–offSeal retainerSlab crystalend surfaceFig.6.6.2 (e) Seal retainer for 500W ma...

  • Page 202

    6. REPLACEMENT ANDADJUSTMENT METHODSB–70054EN/021972) If the slab seal gasket is stuck to the crystal face and hardto get rid of, remove it using paper–stick cotton swabs,lint–free cloth, design cutter, and ethyl alcohol. Removeall gasket residues and moisture from the crystal face andgask...

  • Page 203

    B–70054EN/026. REPLACEMENT AND ADJUSTMENT METHODS1984) Insert the translucent gasket from the horizontal groove ofthe crystal. Let the gasket get out of the crystal tip a little.5) Press the gasket with your finger or a paper–stick cottonswab so that it slides along the gasket groove and is ...

  • Page 204

    6. REPLACEMENT ANDADJUSTMENT METHODSB–70054EN/021995. Install a new retainer with the proper orientation.1) Get a new seal retainer, and remove dust and oil with ethylalcohol.Make sure in advance that the retainer will be pressedagainst the gasket properly.(Use a new one only for those machines...

  • Page 205

    B–70054EN/026. REPLACEMENT AND ADJUSTMENT METHODS2002) Clean the slab end surface of any stain and residue suchas silicon gasket bur completely. (See the procedure ofslab end surface cleaning)3) Wipe the slab end surface with a dry cloth.4) Replace the packing (A290–A4609–X015) of the outs...

  • Page 206

    6. REPLACEMENT ANDADJUSTMENT METHODSB–70054EN/02201To replace or adjust the fiber couplinig lens of the YAG laser oscillator,use the following procedures.Gap XOptical fiberX–Y stageLock screw ringFocusinglenses (two)FL–YP500B YP150Bfiber coupling lensBEAMFastening hexagon sockethead bolts...

  • Page 207

    B–70054EN/026. REPLACEMENT AND ADJUSTMENT METHODS2021) Remove four hexagon socket head bolts (M5 12) from the fibercoupling lens section.2) Measure and take notes of the gap X between the lock screw ring andlens holder. (X = X0)The lens holder screw has a pitch of 1.0 mm. (It advances 1.0 mm ...

  • Page 208

    6. REPLACEMENT ANDADJUSTMENT METHODSB–70054EN/02203If you lose a position that satisfies GAP = X0 during the above adjustmentor replace a lens with a new one, the following adjustment becomesnecessary.1) Using the same procedure as for fiber alignment, rotate the lens holder0.5 turns, and check...

  • Page 209

    B–70054EN/026. REPLACEMENT AND ADJUSTMENT METHODS204Only in the following cases, perform resonator alignment.(1) If the output compensation factor increases extremely (power drops)(2) If the sealing of the slab crystal end surface is modifiedTo perform resonator alignment, use the following pro...

  • Page 210

    6. REPLACEMENT ANDADJUSTMENT METHODSB–70054EN/02205Before adjustmentÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅX–axisY–axisBefore adjustmentAfter adjustmentmodeAfter adju...

  • Page 211

    B–70054EN/026. REPLACEMENT AND ADJUSTMENT METHODS206In the following case, replace the de–ionized water pump.(1) If water leaks from the de–ionized water pump mechanical seal sectionTo replace the de–ionized water pump, prepare the following items. – Both–ended wrenches (7 mm and 12 ...

  • Page 212

    6. REPLACEMENT ANDADJUSTMENT METHODSB–70054EN/0220712)Run the de–ionized water in the LOCAL mode again. Make surethat there is no water leakage from the joints or hose couplings,and check that the pump discharge pressure is in a range between0.32 and 0.37 MPa. Now you are finished with repl...

  • Page 213

    B–70054EN/026. REPLACEMENT AND ADJUSTMENT METHODS208Fig.6.9 (c) Outer diagram of DI–water pump (upside)

  • Page 214

    6. REPLACEMENT ANDADJUSTMENT METHODSB–70054EN/02209To replace the main power supply of the CW oscillation–type YAG laser(Y500B and Y1000A) or adjust the output current value, use thefollowing adjustment procedure.Before adjusting the power supply, prepare the following instrument:(1) DC ammet...

  • Page 215

    B–70054EN/026. REPLACEMENT AND ADJUSTMENT METHODS2103. Adjustment program confirmationDisplay a lit of programs and add the following new program.Program for power supply adjustmentO199 (PSU)G24 S200 P5 Q100 R60000 ; M30 ;%This program produces 200W output for 60 seconds with the CWcommand (dut...

  • Page 216

    6. REPLACEMENT ANDADJUSTMENT METHODSB–70054EN/02211(4) Modify the adjustment program partly to specify a rated poweroutput, and start the program.(Power specification: 500 W (Y500B) and 1000 W (Y1000A))Check that the difference in lamp current between a replacedpower supply and one which has n...

  • Page 217

    B–70054EN/026. REPLACEMENT AND ADJUSTMENT METHODS212Now specify that power compensation be not performed.(1) To display the relevant screen, select:[MENU]→[0 Next Page]→[6 System]→F1[TYPE]→[Variable](2) Change the setting of [No. 33 $PWR_CALIB] on the LASERSETUP[1] screen from ”1” t...

  • Page 218

    6. REPLACEMENT ANDADJUSTMENT METHODSB–70054EN/02213The current values listed above are mere guidelines. After makingsure that, when 200 W is specified, the measured currents are closeto these values, check that the balance of the currents from the powersupplies is within 0.5 A.(5) Modify the a...

  • Page 219

    B–70054EN/026. REPLACEMENT AND ADJUSTMENT METHODS214When replacing the PLC unit, disconnect all cables from it whilereferencing the drawings supplied together with the unit. After installinga new PLC unit, re–connect the cables.When replacing only the micro PLC main body, disconnect all cabl...

  • Page 220

    6. REPLACEMENT ANDADJUSTMENT METHODSB–70054EN/02215Fig.6.11 (b) Replacement of the PLC UNIT (A04B–0854–C320, C321)

  • Page 221

    B–70054EN/026. REPLACEMENT AND ADJUSTMENT METHODS216Fig.6.11 (c) Replacement of the Micro PLC (IC620MDR028)

  • Page 222

    6. REPLACEMENT ANDADJUSTMENT METHODSB–70054EN/02217Only in the following cases, adjust the input calibration coefficient:(1) The power calibration coefficient has fluctuated extremely.(2) Oscillator alignment has been performed.(3) The rear mirror or power sensor has been replaced.(4) The frequ...

  • Page 223

    B–70054EN/026. REPLACEMENT AND ADJUSTMENT METHODS218Laser oscillator Pr AFiber branching unit (for three branches)Condenser lensOptical fiberPr B1Pr B2Pr B3Fig.6.12 Power measurement positions (for a 3–branch unit)

  • Page 224

    6. REPLACEMENT ANDADJUSTMENT METHODSB–70054EN/02219The following describes the notes on using the power meter and the powerprobe.The power meter must be used during installation or if precise outputmeasurement is required. The power probe is portable.f Common notes1. Check that the power mete...

  • Page 225

    B–70054EN/026. REPLACEMENT AND ADJUSTMENT METHODS220ÅÅÅÅÅÅOptical fiberEmitting end of the processing nozzle or fiberφ 40mmLaser beam irradiated for 20.0 secondsProbe headφ 76mmPunchAbout 100 mm for the processing nozzle80 mm for the fiberCalibration valueMultiply the indication by the ...

  • Page 226

    6. REPLACEMENT ANDADJUSTMENT METHODSB–70054EN/02221The YAG laser beam is at such a wavelength that it is invisible directlyto the human eye. To observe the YAG laser beam, the IR–Viewer isusually used. The following summarizes how to use it. Refer to it ifrequired.Example used in the descr...

  • Page 227

    B–70054EN/026. REPLACEMENT AND ADJUSTMENT METHODS222À EyepieceÁ ON/OFF switch Boosterà Dry battery (size C9)Ä Dry battery capÅ Image pick–up tubeÆ Objective lens and variable irisÇ Portion into which the eyepiece is insertedFig.6.14 Appearance of the IR–Viewer and part names

  • Page 228

    7. TROUBLESHOOTING AND CORRECTIVE ACTIONB–70054EN/022237 TROUBLESHOOTING AND CORRECTIVE ACTIONTroubleshooting procedures are classified according to the symptomsdescribed below. Check the items below.(1) FAILURES THAT DIRECTLY AFFECT MACHINING AND OUTPUT See Section 7.1. . . . . . . . . . . . ...

  • Page 229

    B–70054EN/027. TROUBLESHOOTING AND CORRECTIVE ACTION224Before contacting the FANUC service center, check the items listedbelow.Symptoms1. Operation mode2. Failure occurrence time/location3. Alarm number4. Failure occurrence frequencyOther information1. Serial number of the laser oscillator2. Se...

  • Page 230

    7. TROUBLESHOOTING AND CORRECTIVE ACTIONB–70054EN/02225The troubleshooting procedures described first are those about whichinquiries are made frequently. If failures such as those that makemachining impossible occur, refer to the procedures and take correctiveaction.ProcedureReference1–0) Ac...

  • Page 231

    B–70054EN/027. TROUBLESHOOTING AND CORRECTIVE ACTION226ProcedureReference2–1) If the incident beam end or emitting end of the optical fiber is burned, replace the optical fiber.2–2) If the above step fails to remedy the decrease in output at the emitting end of the fiber, check thecondenser...

  • Page 232

    7. TROUBLESHOOTING AND CORRECTIVE ACTIONB–70054EN/02227ProcedureReference3–6) Check the reflector and the optics for condensation.If the reflector and the optics (output and rear mirrors and slab crystal) develop condensationduring lamp replacement, change the temperature setting of tap water...

  • Page 233

    B–70054EN/027. TROUBLESHOOTING AND CORRECTIVE ACTION228This section describes the troubleshooting to be performed if an alarmscreen is displayed on the CRT. Alarm messages for the Y/YP series andthe R–J3 are listed below.Alarm codes1) FANUC LASER Y seriesNo.DescriptionProcessing level4061A/...

  • Page 234

    7. TROUBLESHOOTING AND CORRECTIVE ACTIONB–70054EN/02229Alarm codes2) FANUC LASER YP seriesNo.DescriptionProcessing level4062A/D CONVERTER–2(laser output)PURGE4065SHUTTER ACTIONLRDY4068BEAM REFLECTIONLSTR4069LASER IF PCBPURGE4070CHILLER NOT READYPURGE4071ASSIST GAS NOT READYLSTR4079PUSH RESET...

  • Page 235

    B–70054EN/027. TROUBLESHOOTING AND CORRECTIVE ACTION230Error Messages and Processing3) Troubleshooting of laser–related alarms for FANUC YAG ROBOTNo.DescriptionProcessing levelLSR–039Not ready of assist gasNo particular action to be takenLSR–040Not set assist gas output dataLSTRLSR–055S...

  • Page 236

    7. TROUBLESHOOTING AND CORRECTIVE ACTIONB–70054EN/02231Note 1)PURGE(POWER OFF ENABLE): The laser oscillator is ready to start.RUN ON (LASER OPERATION RUN): The laser oscillator start switch is ON.LRDY(STAND BY): Shimmer discharge is ready.HV ON(SIMMER RUN): The discharge start signal is ON....

  • Page 237

    B–70054EN/027. TROUBLESHOOTING AND CORRECTIVE ACTION232The following describes the corrective action for each alarm message.The legend is described below.If a message for the NC and the correspond-ing message(s) for the R–J3 require differentdescriptions, the descriptions are separated.Refer ...

  • Page 238

    7. TROUBLESHOOTING AND CORRECTIVE ACTIONB–70054EN/02233AD1 illegal conversionThis alarm is issued when trouble is detected with AD converter No. 1 onthe interface printed circuit board A16B–2100–0140 (IF UNIT) forinterfacing. That is, this alarm is issued when the conversion completionsign...

  • Page 239

    B–70054EN/027. TROUBLESHOOTING AND CORRECTIVE ACTION234No.Cause of failureAction1The red LED of 1 (2) is on.This indicates that an overcurrent flowing tothe lamp was detected.2The red LED of 1 (1) is on.This indicates that a momentary large currentflowed to the lamp.3The red LED of OH is on.Thi...

  • Page 240

    7. TROUBLESHOOTING AND CORRECTIVE ACTIONB–70054EN/02235Shutter still not openShutter still not closeNCThe combinations of NC shutter open/close commands andopen/close position detection signals are given below. All combinationsother than those marked with a circle cause this alarm to be issued...

  • Page 241

    B–70054EN/027. TROUBLESHOOTING AND CORRECTIVE ACTION236Troubleshooting procedureNo.Cause of failureAction1Shutter open/close signal confirma-tionNC When the laser is not started yet and the”PURGE” green LED on the NC operator’spanel is on, remove the oscillator cover, andmove the shutter...

  • Page 242

    7. TROUBLESHOOTING AND CORRECTIVE ACTIONB–70054EN/02237(2) When the mechanical unit is faultyNo.Cause of failureAction11Shutter open/close operation isslow and consumes 3 seconds ormore.If the cable connected to the movable sectionof the shutter slows down the speed of shutteropen/close operat...

  • Page 243

    B–70054EN/027. TROUBLESHOOTING AND CORRECTIVE ACTION238Laser status screen Voltage data table (volt)No.Cause of failureAction1Values of parameters when thepumping lamps are turned onNC Check the values of parameters Nos.15220, 15221, 15222, and 15223, describedin the parameter table supplied w...

  • Page 244

    7. TROUBLESHOOTING AND CORRECTIVE ACTIONB–70054EN/02239Fig.7.2 (b) Spring–adjustment (Rotary solenoid)

  • Page 245

    B–70054EN/027. TROUBLESHOOTING AND CORRECTIVE ACTION240Abnormal cabinet temperatureA temperature sensor is installed on the far side of the main power supplyunit of the oscillator, and another temperature sensor is installed on thefar side of the laser head within the oscillator cover. This al...

  • Page 246

    7. TROUBLESHOOTING AND CORRECTIVE ACTIONB–70054EN/02241No.Cause of failureAction1Incorrect setting of alarm detectionNC Check if in parameters Nos. 15265 and15266, the values described in the data sheetare set.R–J3 Check if in the following system vari-ables, the values described in the dat...

  • Page 247

    B–70054EN/027. TROUBLESHOOTING AND CORRECTIVE ACTION242Not ready of chillerIf the laser oscillator enters the activation state, tap water chiller must startoperation. This alarm indicates that the monitor signal indicating tapwater chiller operation in progress is abnormal.No.Cause of failureA...

  • Page 248

    7. TROUBLESHOOTING AND CORRECTIVE ACTIONB–70054EN/02243D Other related itemsSetting of the REMOTE/LOCAL key switch on the display panelWATER FLOWThis alarm indicates that the flow rate of pure water has decreased. Thisalarm is detected when the flow rate of pure water is below the specifiedval...

  • Page 249

    B–70054EN/027. TROUBLESHOOTING AND CORRECTIVE ACTION244WATER O.H.This alarm indicates that the temperature of pure water has risen. Thisalarm is detected when the temperature of pure water is 40_C or higher.No.Cause of failureAction1The temperature of tap water usedas cooling water is high.Tou...

  • Page 250

    7. TROUBLESHOOTING AND CORRECTIVE ACTIONB–70054EN/02245List of the protection functions of the inverterNo.ActionAlarm detailsHistoryindication6OL1Electronic thermalswitchWhen a combination with a general–purpose4–pole motor or FV 4–pole motor is used, themotor is protected from an overloa...

  • Page 251

    B–70054EN/027. TROUBLESHOOTING AND CORRECTIVE ACTION246Other causesNo.Cause of failureAction1The key switch is set to LOCAL.Before normal operation can be started, thekey switch on the display panel must be set toREMOTE.After pure water is circulated in the LOCALmode after lamp replacement, ret...

  • Page 252

    7. TROUBLESHOOTING AND CORRECTIVE ACTIONB–70054EN/02247Lower chiller water temp.A condensation sensor is installed at the inlet of the tap water distributorin the oscillator. This alarm is issued when a condensation is detected.No.Cause of failureAction1The temperature of cooling water ishigh....

  • Page 253

    B–70054EN/027. TROUBLESHOOTING AND CORRECTIVE ACTION248Laser output power dropNC Another alarm attributable to a laser output power drop is ALARM4085 (abnormal power calibration coefficient). ALARM 4085 is mainlyused to detect errors attributable to deteriorated pumping lamps and opticsby mon...

  • Page 254

    7. TROUBLESHOOTING AND CORRECTIVE ACTIONB–70054EN/02249(1) Failures in the optics making up the resonatorNo.Cause of failureAction1The optics in the laser oscillator arecontaminated.Clean or replace the optics (output mirror, totalreflection mirror, folding mirror) making up theresonator.2The ...

  • Page 255

    B–70054EN/027. TROUBLESHOOTING AND CORRECTIVE ACTION250No.ActionCause of failure2Power sensor unit failureMeasure the resistance between the connec-tion terminals of the power sensor unit. A nor-mal resistance from 200 to 500 ohms must bemeasured.If a resistance exceeding this range is mea-sur...

  • Page 256

    7. TROUBLESHOOTING AND CORRECTIVE ACTIONB–70054EN/02251If the emergency stop button is pressed after the discharge ready state(LRDY), the beam shutter is closed and discharge is stopped. At the sametime, the laser sequence is dropped to the LRDY state, and this alarm isissued. Correct the cau...

  • Page 257

    B–70054EN/027. TROUBLESHOOTING AND CORRECTIVE ACTION252Abnormal Shutter temperatureThis alarm is issued if the temperature of the shutter mirror temperatureexceeds the upper limit (80_C). With the FANUC LASER Y/YP–seriesoscillator, this alarm is basically issued only during power compensatio...

  • Page 258

    7. TROUBLESHOOTING AND CORRECTIVE ACTIONB–70054EN/02253Tune voltage dropTune voltage dropNC This alarm can also serve as two alarms for the R–J3.[LSR–090]: If the system is in the LSTR (beam output ready) state.[LSR–145]: If the system is in the HV ON (shimmer discharge) state.This ala...

  • Page 259

    B–70054EN/027. TROUBLESHOOTING AND CORRECTIVE ACTION254Not set assist gas output dataThis alarm is issued if no assist gas selection signal is specified.No.Cause of failureAction1Assist gas selection errorSelect an assist gas.Laser beam not readyThis alarm is issued if an attempt is made to iss...

  • Page 260

    7. TROUBLESHOOTING AND CORRECTIVE ACTIONB–70054EN/02255No.2 fiber is damaged.R–J3 This alarm can be issued if the fiber breakage detection function,which is an optional unit, is provided. This alarm is monitored if thenumber of optical fiber branches from a single laser oscillator is 2 or m...

  • Page 261

    B–70054EN/027. TROUBLESHOOTING AND CORRECTIVE ACTION256No.4 fiber is damaged.R–J3 This alarm can be issued if the fiber breakage detection function,which is an optional unit, is provided. This alarm is monitored if thenumber of optical fiber branches from a single laser oscillator is 4 or m...

  • Page 262

    7. TROUBLESHOOTING AND CORRECTIVE ACTIONB–70054EN/02257No.Cause of failureAction1The laser door panel is open, caus-ing the door interlock function to beactivated.If a panel with a door limit switch attached isopen, the door interlock function is activated.This causes all laser functions to sto...

  • Page 263

    B–70054EN/027. TROUBLESHOOTING AND CORRECTIVE ACTION258This alarm is issued if an error occurs in the laser controller that controlsthe laser power supply.No.Cause of failureAction1The laser controller is not turnedON.Check if a voltage of 24 V is applied to thePON1 and PON2 pin on the terminal...

  • Page 264

    7. TROUBLESHOOTING AND CORRECTIVE ACTIONB–70054EN/02259When current waveform data is to be registered, an over current check isperformed. If the current data to be registered includes an item thatexceeds the capacity of the oscillator, the NC detects this as an overcurrent error to prevent tha...

  • Page 265

    B–70054EN/027. TROUBLESHOOTING AND CORRECTIVE ACTION260This alarm is issued if any of the following errors occur in the laser powersupply. The cause of this alarm is displayed on the touch display. Checkthe display and remove the cause of the failure.No.Cause of failureAction1OVERHUMID LASER ...

  • Page 266

    7. TROUBLESHOOTING AND CORRECTIVE ACTIONB–70054EN/02261No.ActionCause of failure12132223SIMMER 2–1 ERRORSIMMER 1–1 ERRORSIMMER 2–2 ERRORSIMMER 1–2 ERRORShimmer discharge OFF error.This alarm is issued if the lamp current doesnot flow any longer.1415POWER UNIT 2 TEMP ERRORPOWER UNIT 1 TE...

  • Page 267

    B–70054EN/027. TROUBLESHOOTING AND CORRECTIVE ACTION262After the oscillator is started, the NC performs initial loading to registerall data with the laser power supply.This alarm is issued if data transfer is attempted either by a data transferprogram or manually so that more than one transfer ...

  • Page 268

    7. TROUBLESHOOTING AND CORRECTIVE ACTIONB–70054EN/02263No.Cause of failureAction1Power is not fed to the laser oscil-lator and NC.Feed power to the laser oscillator and NC,and turn on the main circuit.2The panel with a door interlock ofthe laser oscillator is open.Close the panel. Alternativel...

  • Page 269

    B–70054EN/027. TROUBLESHOOTING AND CORRECTIVE ACTION264When the panel with a door interlock installed of the laser oscillator isopened, the door interlock operates, and the power to the interface unit ofthe laser oscillator is turned off. The door interlock function is executedin one of the tw...

  • Page 270

    7. TROUBLESHOOTING AND CORRECTIVE ACTIONB–70054EN/02265When the main circuit breaker of the laser oscillator is turned on, poweris fed to the operator’s panel on the de–ionized water circulator, and thelamps on the operator’s panel are turned on.No.Cause of failureAction1The circuit break...

  • Page 271

    APPENDIX

  • Page 272

    A. CONSTRUNCTION BLOCK DIAGRAMB–70054EN/02APPENDIX269ACONSTRUCTION BLOCK DIAGRAM

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    A. CONSTRUNCTION BLOCK DIAGRAMB–70054EN/02APPENDIX270Fig.A.1 (a) Construction Block Diagram of the Electrical Input Unit – Y1000AA.1CONSTRUCTIONBLOCK DIAGRAM OFTHE ELECTRICALINPUT UNIT – Y1000A

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    A. CONSTRUNCTION BLOCK DIAGRAMB–70054EN/02APPENDIX271Fig.A.1 (b) Y1000A – Electrical Block Diagram (1/3)

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    A. CONSTRUNCTION BLOCK DIAGRAMB–70054EN/02APPENDIX272Fig.A.1 (c) Y1000A – Electrical Block Diagram (2/3)

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    A. CONSTRUNCTION BLOCK DIAGRAMB–70054EN/02APPENDIX273Fig.A.1 (d) Y1000A – Electrical Block Diagram (3/3)

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    A. CONSTRUNCTION BLOCK DIAGRAMB–70054EN/02APPENDIX274Fig.A.2 (a) De–ionized water flow diagram : Y500B/YP500BA.2DE–IONIZED WATERFLOW DIAGRAM

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    A. CONSTRUNCTION BLOCK DIAGRAMB–70054EN/02APPENDIX275Fig.A.2 (b) De–ionized water flow diagram : Y1000A

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    A. CONSTRUNCTION BLOCK DIAGRAMB–70054EN/02APPENDIX276Fig.A.2 (c) De–ionized water flow diagram : YP500A

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    A. CONSTRUNCTION BLOCK DIAGRAMB–70054EN/02APPENDIX277Fig.A.2 (d) De–ionized water flow diagram : YP1000A

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    A. CONSTRUNCTION BLOCK DIAGRAMB–70054EN/02APPENDIX278Fig.A.3 (a) TAP water flow diagram : Y500BA.3TAP WATER FLOWDIAGRAM

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    A. CONSTRUNCTION BLOCK DIAGRAMB–70054EN/02APPENDIX279Fig.A.3 (b) TAP water flow diagram : Y1000A

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    A. CONSTRUNCTION BLOCK DIAGRAMB–70054EN/02APPENDIX280Fig.A.3 (c) TAP water flow diagram : YP500A

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    A. CONSTRUNCTION BLOCK DIAGRAMB–70054EN/02APPENDIX281Fig.A.3 (d) TAP water flow diagram : YP500B

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    A. CONSTRUNCTION BLOCK DIAGRAMB–70054EN/02APPENDIX282Fig.A.3 (e) TAP water flow diagram : YP1000A

  • Page 286

    A. CONSTRUNCTION BLOCK DIAGRAMB–70054EN/02APPENDIX283Fig.A.4 (a) Purge GAS flow diagramA.4PURGE GAS FLOWDIAGRAM

  • Page 287

    B. EXPLANATION OF THE SCREENSON THE TOUCH DISPLAYB–70054EN/02APPENDIX284BEXPLANATION OF THE SCREENS ON THE TOUCH DISPLAYAfter the power is turned on, the 10–count initial timer is started and thenthe following initial remote–mode screen is displayed.(1) Initial screen in remote modeThe foll...

  • Page 288

    B. EXPLANATION OF THE SCREENS ON THE TOUCH DISPLAYB–70054EN/02APPENDIX285(2) Display of waveform data in remote modeWaveform data registered with the controller is displayed as shownbelow.WAVE NUMBER 5EXIT[IMAGE][STEP][PULSE]1300116002300126003400130440014055001506500160760017086001809600190106...

  • Page 289

    B. EXPLANATION OF THE SCREENSON THE TOUCH DISPLAYB–70054EN/02APPENDIX286(3) Display of execution order register data in remote modeThe execution order register data registered with the controller isdisplayed as shown below.REGISTER NUMBER 2EXITBLOCK NO.123WAVE NO.515WAVE MAG.8010090FREQ.(FREQ.)...

  • Page 290

    B. EXPLANATION OF THE SCREENS ON THE TOUCH DISPLAYB–70054EN/02APPENDIX287(4) Display of the current values to be actually output in remote modeClicking IMAGE DISP on the execution order register data displayscreen displays the data for the current values to be actually output.[Output current va...

  • Page 291

    B. EXPLANATION OF THE SCREENSON THE TOUCH DISPLAYB–70054EN/02APPENDIX288(5) Display of other transfer dataThe transfer data registered with the controller is displayed as shownbelow.Data displayed: Frequency override, current value override, powercalibration coefficient, total number of output...

  • Page 292

    B. EXPLANATION OF THE SCREENS ON THE TOUCH DISPLAYB–70054EN/02APPENDIX289(6) AlarmsThe alarm codes that may be displayed on the touch display are listedbelow.LCD displayDescription#1 OVERHUMID _LASER CABINETCondensation error inside the laser cabinet#2 OVER TEMP _SHUTTERShutter temperature erro...

  • Page 293

    C. PARAMETERSB–70054EN/02APPENDIX290CPARAMETERSThe parameters related to laser oscillator sequence control and lasermachining conditions are explained below.There are many parameters specific to individual laser oscillator modelsand laser oscillators. So, a data sheet is supplied for each lase...

  • Page 294

    C. PARAMETERSB–70054EN/02APPENDIX291#715000#6#5#4CLBON#3BMON#2AGAUT#1#0No.ParameterCLBON (0200.4) 1 : Enables power compensation. (Normal operation)0 : Disables power compensation.BMON (0200.3) 1 : Enables beams to be turned on while the shutter is closed. (Only inmanual mode; at maintenance)...

  • Page 295

    C. PARAMETERSB–70054EN/02APPENDIX292#7CWY15004#6#5#4#3#2#1#0CWY 1 : A CW–YAG laser oscillator is installed.0 : A CO2 laser oscillator is installed.#7PS815027#6PS7#5PS6#4PS5#3PS4#2PS3#1PS2#0PS1PS1 to PS8 (0202.0 to 0202.7)Selects the number of pumping lamps.[Setting] Set the bits corresponding...

  • Page 296

    C. PARAMETERSB–70054EN/02APPENDIX29315072LDTYPLDTYP Piercing duty cycle[Setting] 0 to 100[Unit] %15073PEACTMPEACTM Piercing time[Setting] 0 to 99999999[Unit] ms15100LAGASLLAGASL Assist gas selectionSelect the type of assist gas[Setting] 0 to 715101LAFWSLLAFWSL Flow pattern selectionSelect the a...

  • Page 297

    C. PARAMETERSB–70054EN/02APPENDIX29415114LAGPR115115LAGPR215116LAGPR3LAGPR1, LAGPR2, LAGPR3 (0215 to 0217)Pre–flow pressure 1, 2, 3Set the assist gas pre–flow pressure.[Setting] 0 to 255[Unit] 0.1 kg/cm215120LAGEX115121LAGEX215122LAGEX3LAGEX1, LAGEX2, LAGEX3 (0218 to 0220)Machining flow pre...

  • Page 298

    C. PARAMETERSB–70054EN/02APPENDIX29515203MRLMTMRLMT (0240) Power compensation limitWhen the power calibration coefficient exceeds this value, the MWRNsignal is output to post notification of mirror replacement beingnecessary.[Setting] 0 to 3276715204CALCAL (0241) Power calibration coefficientTh...

  • Page 299

    C. PARAMETERSB–70054EN/02APPENDIX29615210LPWMAXLPWMAX (0238) Maximum output powerIf a specified output power value exceeds this setting, the value is clampedto the setting.[Setting] 0 to 4000[Unit] W[Standard setting] 100015214CW–YAG FRQ. MAX.CW–YAG FRQ. MAX Maximum modulation frequencyIf a...

  • Page 300

    C. PARAMETERSB–70054EN/02APPENDIX29715220LVICMDLVICMD (0247) Maximum specifiable bias value at the start of discharge[Setting] 0 to 32767[Unit] mV15221LVBEAMLVBEAM (0248) Discharge start voltage[Setting] 0 to 32767[Unit] V15222LWTBMSLWTBMS (0249) Discharge start wait timeSet the wait time from ...

  • Page 301

    C. PARAMETERSB–70054EN/02APPENDIX29815270NRMLTVNRMLTV (0199) Pumping lamp voltage in normal stateSet the pumping lamp voltage during simmer discharge in the normalstate. After HV is turned on, this parameter is rewritten automatically.[Setting] 0 to 32767[Unit] V15271PWRDPPWRDP (0242) Permissi...

  • Page 302

    C. PARAMETERSB–70054EN/02APPENDIX29915281LPCPW2LPCPW2 (0267) Power table incremental valueSet an incremental value in W for specifying incremental output values.[Setting] 0 to 32767[Unit] W15300LPCP2015301LPCP2115302LPCP2215303LPCP2315304LPCP2415305LPCP2515306LPCP2615307LPCP2715308LPCP28LPCP20 ...

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    C. PARAMETERSB–70054EN/02APPENDIX300#715000#6#5#4CLBON#3BMON#2AGAUT#1#0No.ParameterAGAUT (0200.2) 1 : Does not use assist gas. (At maintenance)0 : Uses assist gas. (Normal operation)BMON (0200.3) 1 : Enables beams to be turned on while the shutter is closed. (Only inmanual mode; at maintenan...

  • Page 304

    C. PARAMETERSB–70054EN/02APPENDIX301#715004#6#5#4#3#2SPB#1STC#0AGCAGC 1 : G32P_; is a gas pressure control direct command.0 : G32P_; is a flow pattern command.STC 1 : Controls the shutter by external signals.0 : Controls the shutter by G codes.SPB 1 : Does not perform beam output during skip.0 ...

  • Page 305

    C. PARAMETERSB–70054EN/02APPENDIX30215108LAFT115109LAFT215110LAFT3LAFT1, LAFT2, LAFT3 (0211 to 0213)After–flow time 1, 2, 3Set the assist gas after–flow time.[Setting] 0 to 32767[Unit] 10 ms15114LAGPR115115LAGPR215116LAGPR3LAGPR1, LAGPR2, LAGPR3 (0215 to 0217)Pre–flow pressure 1, 2, 3Set ...

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    C. PARAMETERSB–70054EN/02APPENDIX30315132AGPSTAGPST (3990) Maximum assist gas pressureSet the assist gas pressure for 10–V output.[Setting] 0 to 255[Unit] 0.1 kg/cm2[Standard setting] 25515135AGTIMAGTIM Assist gas pressure setting timeSet the assist gas pressure setting time.[Setting] 0 to 32...

  • Page 307

    C. PARAMETERSB–70054EN/02APPENDIX30415152SHTTIMSHTTIM Shutter alarm mask timeTime from when a shutter operation is specified until alarm monitoringstarts[Setting] 0 to 32767[Unit] ms15200LPCMD1LPCMD1 (0230) Power compensation output specificationPower specified for obtaining the power calibrati...

  • Page 308

    C. PARAMETERSB–70054EN/02APPENDIX30515207PCCURTPCCURT Power compensation currentSet the current value for power compensation.[Setting] 0 to 1000[Unit] A[Standard setting]15208PCSTPPCSTP Number of steps for power compensation[Setting] 0 to 20[Unit] 0.1 ms[Standard setting]15209PCFRQPCFRQ Power c...

  • Page 309

    C. PARAMETERSB–70054EN/02APPENDIX30615218CRNMAXCRNMAX Maximum current valueSet the maximum current value that can be registered. If a greater currentvalue than this setting is specified, an alarm is issued. After a parameterall clear operation has been performed, this parameter is automatical...

  • Page 310

    C. PARAMETERSB–70054EN/02APPENDIX307A.Laser seutp screen ( MENU → 6 Setup → F1[TYPE] → Laser proc)No.R-J3 ParameterNC ParameterSetting1Asist Gas Output Form12Assist Gas Unsetting check15000.2TRUE3Assist Gas Output enableFALSE4Detect A–gas ReadyTRUE5Detect Chiller ReadyTRUE6Output at Shu...

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    C. PARAMETERSB–70054EN/02APPENDIX308B. System variable ( MENU 0 next page → F1[TYPE] → variable)$LASERSETUP[1]. $XXXXXXNo.R-J3 ParameterNC ParameterSetting26$BPV_CNTL027$CHNG_GAIN15000.1028$CLR_MIST15003.2032$PLS_FLTR133$PWR_CALIB15000.4136$BOARD_COND5637$SHTMSK_TIME15152(/1000)338$RMV_BEA...

  • Page 312

    C. PARAMETERSB–70054EN/02APPENDIX309No.SettingNC ParameterR-J3 Parameter72$PWR_SLCT9073$PWR_SLCT10074$PWR_SLCT11075$PWR_SLCT12076$PWR_SLCT13077$PWR_SLCT14078$PWR_SLCT15079$PWR_SLCT16080$PDRP_LIMT1527181$PRISE_LIMT1526582$MIN_LPWR15211083$MAX_PWRCMD1521084$MAX_ACTPWR1526685$MAX_MDFYPWR1520786$PT...

  • Page 313

    C. PARAMETERSB–70054EN/02APPENDIX310No.SettingNC ParameterR-J3 Parameter117$FCONF_ENBLFALSE118$DBGKY_ENBLFALSE119$SLICE_LVL9950122$RESUME_TIME100123$RET_PTH_SPD200124$TM_GASCNTL137125$PREV_BOARD56126$YAG_TYPE127$MAX_POWER128$NOCK_LCKDIFALSE129$RFL_DCTIME5.0130$RAI_DCTIME5.0131$FBR_DCTIME300132$...

  • Page 314

    D. LOCATIONS AND SPECIFICATIONS OF SENSORSB–70054EN/02APPENDIX311DLOCATIONS AND SPECIFICATIONS OF SENSORSFigs. D (a) to D (f) show the locations of the sensors and regulating valveincluded in the laser oscillator. The numbers in the figures are keyed tothe numbers in the following table:No.Nam...

  • Page 315

    D. LOCATIONS AND SPECIFICATIONS OF SENSORSB–70054EN/02APPENDIX312No.Adjustment pointDetection rangeName13Temperature sensor40°C or higher14Conductivity sensor2 µS/cmFig.D (a) Layout of sensor and control valves : Y500B

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    D. LOCATIONS AND SPECIFICATIONS OF SENSORSB–70054EN/02APPENDIX313Fig.D (b) Layout of sensor and control valves : Y1000A

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    D. LOCATIONS AND SPECIFICATIONS OF SENSORSB–70054EN/02APPENDIX314Fig.D (c) Layout of sensor and control valves : YP500A (Oscillator)Fig.D (d) Layout of sensor and control valves : YP500A (P. S. U.)

  • Page 318

    D. LOCATIONS AND SPECIFICATIONS OF SENSORSB–70054EN/02APPENDIX315Fig.D (e) Layout of sensor and control valves : YP500B/YP150BFig.D (f) Layout of sensor and control valves : YP1000A

  • Page 319

    B–70054EN/02APPENDIXE. PC BOARDS AND UNITS316E PC BOARDS AND UNITS(1) PC boards and units for the Y500B (A04B–0858–B301)NameDrawing numberRemarksInput unitA04B–0858–H001 A13B–0142–B093(A20B–1005–0124)Japanese specificationInput unitRegulated power supply unitA04B–0858–H002 A...

  • Page 320

    B–70054EN/02APPENDIXE. PC BOARDS AND UNITS317(2) PC boards and units for the Y1000A (A04B–0857–B301)NameDrawing numberRemarksInput unitA04B–0857–H001 A13B–0142–B090(A20B–1005–0124)Japanese specificationInput unitRegulated power supply unitA04B–0857–H002 A13B–0142–B091(A2...

  • Page 321

    B–70054EN/02APPENDIXE. PC BOARDS AND UNITS318(3) PC boards and units for the YP150B (A04B–0856–B301)NameDrawing numberRemarksInput unitA04B–0856–H001 A13B–0142–B086(A16B–2202–0260)(A20B–1005–0124)Japanese specificationInput unitLaser if unitRegulated power supply unitA04B–...

  • Page 322

    B–70054EN/02APPENDIXE. PC BOARDS AND UNITS319(4) PC boards and units for the YP500AOscillator (A04B-0852-B303)NameDrawing numberRemarksOscillator sys-temA04B–0852–H101[A290–4601–V010][A290–4602–T001][A04B–0852–C410][A04B–0858–C415][A04B–0851–D001]Slab assemblyLaser headS...

  • Page 323

    B–70054EN/02APPENDIXE. PC BOARDS AND UNITS320Power supply (A04B-0852-B413)NameDrawing numberRemarksInput unitA04B–0852–H001 A13B–0142–B073(A16B–2202–0260)(A20B–1005–0124)Japanese specificationInput unitLaser IF unitRegulated power supply unitA04B–0852–H002 A13B–0142–B074...

  • Page 324

    B–70054EN/02APPENDIXE. PC BOARDS AND UNITS321(5) PC boards and units for the YP500B (A04B–0855–B301)NameDrawing numberRemarksInput unitA04B–0855–H001 A13B–0142–B083(A02B–2202–0260)(A20B–1005–0124)Japanese specificationInput unitLaser IF unitRegulated power supply unitA04B–...

  • Page 325

    B–70054EN/02APPENDIXE. PC BOARDS AND UNITS322(6) PC boards and units for the YP1000A (A04B–0854–B303)NameDrawing numberRemarksInput unitA04B–0854–H004 A13B–0142–B106(A02B–2202–0260)(A20B–1005–0124)Japanese specificationInput unitLaser IF unitRegulated power supply unitA04B...

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    B–70054EN/02APPENDIXNO TAG. SPECIFICATIONS323F SPECIFICATIONS

  • Page 327

    APPENDIXB–70054EN/02F. SPECIFICATIONS324ItemSpecificationModelY500BY1000AYP150BYP500AYP500BYP1000AMethodArc–lamp–pumped slab–type Nd : YAG laserFlash–lamp–pumped slab–type Nd : YAG laserStructureIntegrated–typeRemote–typeIntegrated–typeRated laser output500W1000W150W500W1000WM...

  • Page 328

    IndexB–70054EN/02i–1[Symbols]**Empty**, 3[A]Adjusting the Input Calibration Coefficient, 217Alarm Indication, 153Alarm Monitoring, 152An Excessive Amount of Purge Gas Is Consumed.,265Application, 147[B]Before Adjustment, 209, 211Before Output Measurement, 227[C]Configuration, 16Construnction ...

  • Page 329

    IndexB–70054EN/02i–2[N]No Output from the Optical Fiber, 226Notes on Optical Fiber Handling, 166[O]Optical Fiber Alignment, 168Optical Fiber Disconnection Monitor, 154Optical Fiber Handling and Alignment, 166Oscillator Alignment Procedure, 204Overview, 147[P]Parameter (R–J3 Controller), 307...

  • Page 330

    Revision RecordFANUCLASER Y/YP series OPERATOR’S MANUAL (B–70054EN)02Nov., ’00DDeletion of Y500A and YP150ADAddition of Y500B and Y1000ADAddition of description for electric connectionDAddition of description for replacement and adjustment01May., ’98EditionDateContentsEditionDateContents

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    · No part of this manual may bereproduced in any form.· All specifications and designsare subject to change withoutnotice.

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