Amada LW500A Operation Manual
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Amada LW500A Operation Manual

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Nd:YAG LASER WELDER
LW500A/600A
OPERATION MANUAL
990-539 REV F

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  • Page 1 Nd:YAG LASER WELDER LW500A/600A OPERATION MANUAL 990-539 REV F...

  • Page 2: Revision Record

    Copyright © 2002 - 2017 Amada Miyachi America The engineering designs, drawings and data contained herein are the proprietary work of AMADA MIYACHI AMERICA and may not be reproduced, copied, exhibited or otherwise used without the written authorization of AMADA MIYACHI AMERICA.

  • Page 3: Table Of Contents

    Minimum Bend Radius for Specified Core Diameter .............. 2-7 Optical Fiber Connection ......................... 2-7 Connecting to the Laser Beam Input Unit (Inside the Laser) ........... 2-8 Connecting to Laser Beam Output Unit (Focus Head) ............2-9 LW500A/LW600A PULSED Nd:YAG LASER 990-539...
  • Page 4 [FORM: FLEX] Function ........................ 3-8 (Left/Right) ........................3-8 Reset ............................. 3-8 Seam ............................. 3-8 Point 01-20 ..........................3-8 SEAM Weld Screen ......................... 3-9 Point / Shot / Power ........................ 3-10 Reset ........................... 3-10 Seam Weld Node Example ..................... 3-10 LW500A/LW600A PULSED Nd:YAG LASER 990-539...

  • Page 5: Contents

    Alarm High / Low ........................3-23 Position Auto-Off ........................3-23 Memory Switch ........................3-23 Memory Switch Functions ......................3-24 Section IV. Maintenance Mode Screen ....................3-26 Maintenance Mode Screen ......................3-26 Mode ..........................3-26 Control ..........................3-27 LW500A/LW600A PULSED Nd:YAG LASER 990-539...
  • Page 6 Cooler Maintenance – Replacing the Water Filter ................ 5-17 Cooler Maintenance – Refilling and/or Replacing Ion Exchange Cartridge ......... 5-17 Cooler Maintenance – Cleaning the Solenoid Valve Strainer ............5-19 Power Detector Adjustment ......................5-20 Replacing the Flashlamps ......................5-22 LW500A/LW600A PULSED Nd:YAG LASER 990-539...
  • Page 7 Section VI: Repair Service ........................5-25 Appendix A. Technical Specifications ....................A-1 Appendix B. Electrical and Data Connections ..................B-1 Appendix C. System Timing ....................... C-1 Appendix D. RS-485 External Communication Specifications ............D-1 Appendix E. Schedule Data Tables ....................E-1 LW500A/LW600A PULSED Nd:YAG LASER 990-539...

  • Page 8: Contact Us

    The contents of this manual are subject to change without notice. If you have any questions, or find any errors or omissions in this manual, please contact us. Amada Miyachi America is not responsible for any losses or injury due to the improper use of this product.

  • Page 9: Safety Precautions

    Operator Manual. DO NOT LOOK AT OR TOUCH THE LASER BEAM. Both direct laser beams and reflected laser beams are highly dangerous. If the beam enters the eye directly, it can cause blindness. LW500A/LW600A PULSED Nd:YAG LASER 990-539...
  • Page 10 Stop operation if any trouble occurs. If you detect a burning smell, abnormal sounds, abnormal heat, smoke, etc. from the Laser, turn the power OFF immediately to prevent fire or electric shock. Contact Amada Miyachi America or your distributor for help.
  • Page 11 Make sure there is a fire extinguisher in or near the Laser shop in case of fire. Regularly inspect and maintain the Laser. Regular inspection and maintenance is essential for safe operation and long life of the Laser. If you see any damage, make necessary repairs before operating the Laser. LW500A/LW600A PULSED Nd:YAG LASER 990-539...

  • Page 12: General Precautions

    General Precautions This Operator's Manual describes the Operation and Maintenance of the LW500A(E) / 600A(E) and ML-2651B(-CE) / 2650B(-CE) Nd:YAG Laser Welders, and provides instructions relating to its SAFE use. Procedures described in this manual must be performed as detailed by qualified and trained personnel.

  • Page 13: Operating Precautions

    Maintenance/Service Precautions  Do not modify the Laser Welder without prior written approval from Amada Miyachi America.  Before performing any maintenance on the Laser, read Chapter 5, Maintenance thoroughly. Use the appropriate tools for terminating the connecting cables, being careful not to nick the wire conductors.

  • Page 14: Transporting Precautions

     When transporting the Laser, use a lift truck, crane, belt, etc., with a capacity of at least 1500 pounds (682 kg) of allowable load.  Retract the level adjuster fully when transporting the Laser. LW500A/LW600A PULSED Nd:YAG LASER 990-539...

  • Page 15: Lift Truck/Forklift Precautions

    Verify that the fork does not hit the level adjuster.  When transporting, belt the Laser to the lift truck and keep it horizontal. When using a fork lift, insert the forks fully until the points appear from under the Laser. LW500A/LW600A PULSED Nd:YAG LASER 990-539...

  • Page 16: Crane Precautions

    (plywood, laminated board, or angle board) on the Laser to prevent damage to the top surface of the Laser.  Do not belt the front door, as it may become deformed and will not open/close properly. LW500A/LW600A PULSED Nd:YAG LASER 990-539...

  • Page 17: Shipping Precautions

    Insert wood between the bottom of the Laser and floor to balance the Laser.  Belt and fix the laser using at least two planes of floor and wall. Be sure to use cushions between the Laser and the belt(s) to prevent damaging the laser. LW500A/LW600A PULSED Nd:YAG LASER 990-539 xvii...

  • Page 18: Warranty

    Seller’s own service personnel, or an authorized representative’s personnel, unless such repairs are made with the written consent of Seller in accordance with procedures outlined by Seller. LW500A/LW600A PULSED Nd:YAG LASER xviii 990-539...
  • Page 19 SET FORTH IN SECTION 1(A). Representations and warranties made by any person, including representatives of Seller, which are inconsistent or in conflict with the terms of this warranty, as set forth above, shall not be binding upon Seller. LW500A/LW600A PULSED Nd:YAG LASER 990-539...
  • Page 20 (6) months after the date of shipment, whichever occurs first. Acceptance Tests: Acceptance Tests (when required) shall be conducted at Amada Miyachi America, Inc., Monrovia, CA, USA (the “Testing Site”) unless otherwise mutually agreed in writing prior to issuance or acceptance of the Acknowledgement.
  • Page 21 Third Party Product, Seller will assist (within reason) Buyer (at Buyer’s sole expense) in obtaining, from the respective third party, any (if any) adjustment that is available under such third party’s warranty. LW500A/LW600A PULSED Nd:YAG LASER 990-539...

  • Page 23: Chapter 1. System Description

    SYSTEM DESCRIPTION Section I: Features For the rest of this manual, the LW500A(E) / ML-2651B(-CE) and LW600A(E) / ML-2650B(-CE) Laser will be referred to simply as the Laser. The Laser is a compact, pulsed, Nd:YAG laser designed as a precision spot and seam welder. It incorporates the following features in its design: ...

  • Page 24: Section Ii: System Components

    OFF. On 440VAC Models, activating the CONTROL has the same effect as turning the switch OFF, however the EMERGENCY STOP Switch Main Power internal Power Supply will remain ON. To reset this switch, turn it to (clockwise). RESET LW500A/LW600A PULSED Nd:YAG LASER 990-539...

  • Page 25: Middle Panel

    This BNC connector can be used to connect the Laser to an oscilloscope so SIGNAL Connector. you may view the output waveform of each Laser output pulse. NOTE: V ≈ 1V/kW. LW500A/LW600A PULSED Nd:YAG LASER 990-539...
  • Page 26 Used to deionize the secondary cooling water. Ion-exchange Resin (Deionizer). Shows proper level of the secondary cooling water. 10 Water Level Label. Holds secondary cooling water used for cooling the Nd:YAG rod, flashlamps 11 Cooling Water Tank. and the electronics. LW500A/LW600A PULSED Nd:YAG LASER 990-539...

  • Page 27: Top, Side, And Rear Panels

    Air Filter. cooling system fans is located behind this filter. On 220VAC models, a cover is installed in this location. On 400VAC models, Cover / Air Filter. an air filter is installed in this location. LW500A/LW600A PULSED Nd:YAG LASER 990-539...
  • Page 28 This panel tilts forward to allow you to remove the forward Head Cover. 12 Operation Panel. Covers the laser oscillator. 13 Head Covers A & B. Covers the control PC board Unit. 14 Control Unit Cover. LW500A/LW600A PULSED Nd:YAG LASER 990-539...

  • Page 29: Laser Oscillator

    The yellow hold-down Bracket is used to lock the laser oscillator in place to Hold-down Bracket. prevent any damage or dislocation during transportation. Be sure to remove this hold-down bracket before starting operations. LW500A/LW600A PULSED Nd:YAG LASER 990-539...
  • Page 30 1 – 4 branch shutters will be installed. Splits a laser beam into the number of deliveries and reflects them onto each 15 Beamsplitter (up to 4). laser beam input unit. Depending on the configuration, 1 – 4 beamsplitters will be installed. LW500A/LW600A PULSED Nd:YAG LASER 990-539...

  • Page 31: Mle-116A Control Panel

    Pressing it again will stop laser emission (will not occur if the Laser is set for EXT. I/O control). Emission indicator illuminates when the unit is able and ready to fire the laser. LW500A/LW600A PULSED Nd:YAG LASER 990-539...

  • Page 33: Section I: Planning

    Power Requirements  LW500A/600A Models: Connect to a power source of three-phase, 200/220/240 VAC +10%, –15%, (50/60 Hz), having a capacity of at least 100A. The Laser is shipped standard for 220VAC. Consult with Amada Miyachi America if operating on 200VAC or 240VAC.

  • Page 34: Section Ii: Installation

    Do not subject the Laser to shock or strong vibrations. NOTE: When transporting the Laser after it has been installed, secure the oscillator with the hold-down brackets as it was when shipped. LW500A/LW600A PULSED Nd:YAG LASER 990-539...

  • Page 35: Securing The Laser (Optional)

    CHAPTER 2: INSTALLATION AND SETUP Securing the Laser (optional) Secure the Laser to the floor (optional) using the supplied adjuster pressure plates. AMYA # KC-1275C-3 LW500A/LW600A PULSED Nd:YAG LASER 990-539...

  • Page 36: Supplying Power

    E05: Phase Trouble 220VAC Models: The Laser is factory jumpered for 220VAC operation. Consult Amada Miyachi America if you plan on operating the Laser at 200VAC or 240VAC.

  • Page 37: Cooling Water System

    25 L/min (@ 25°C / 77°F) Recommended Flow Rate (at maximum output) 55 L/min (@ 32°C / 90°F) 14.2 psi ~ 42.6 psi (98 ~ 294kPa) Differential Pressure 42.6 psi (294kPa) Maximum Pressure Water Inlet Diameter 19mm LW500A/LW600A PULSED Nd:YAG LASER 990-539...

  • Page 38: Connecting The Hose For Primary Cooling Water

    You can use the floating panel repeatedly until it starts cracking or breaking apart. If the panel becomes stained, clean it using tap water and a soft sponge, then rinse it with ion-exchanged water or steam-distilled water. LW500A/LW600A PULSED Nd:YAG LASER 990-539...

  • Page 39: Handling Fiber Optic Cables

    Maintenance Procedures, Cleaning Optical Parts – Optical Fiber.) Use a fiber inspection tool (AMYA # 4-60091-01) as necessary to verify the cleanliness.  Do not over-tighten the ring on fiber plug, hand-tighten only. The laser beam may become misaligned if the plug is too tight. LW500A/LW600A PULSED Nd:YAG LASER 990-539...

  • Page 40: Connecting To The Laser Beam Input Unit (Inside The Laser)

    Input Unit. Do not over-tighten the fiber plug, hand-tighten only. 6. Re-attach the Branch Unit Cover and Head Covers, then return the Operation Panel to its original position and tighten the holding screws. LW500A/LW600A PULSED Nd:YAG LASER 990-539...

  • Page 41: Connecting To Laser Beam Output Unit (Focus Head)

    (focus head). Do not over-tighten the fiber plug, hand-tighten only. CAUTION: Be careful not to apply any shock to the optical fiber or bend it beyond its minimum bending radius. LW500A/LW600A PULSED Nd:YAG LASER 990-539...

  • Page 43: Chapter 3. Programming Functions

    Touch Screen. How to Use the Touch Screen The Touch Screen on the LW500A/600A operates by simply touching the screen with your finger. Blue or Green Buttons buttons change color depending on their status. When...

  • Page 44: Light Blue Buttons

    Laser Output Power Setting (%) SEAM (SEAM WELD) Repeat setting (pps) Water Temperature Status Number of shots setting PASSWD Password Setting (PASSWORD MODE) Pump Status Schedule Output PRINT Power Monitor Output (PRINT-OUT MODE) Seam Weld LW500A/LW600A PULSED Nd:YAG LASER 990-539...
  • Page 45 The Laser Controller Touch Screen is divided into 6 primary menu screens (shown below). Press the buttons on the right (common to all screens) to toggle to a different menu screen. Menu Select Schedule Screen (FIX/FLEX) Status Screen Monitor Screen Seam Weld Screen Password Mode Screen Printout Mode Screen LW500A/LW600A PULSED Nd:YAG LASER 990-539...

  • Page 46: Common Items On Each Screen

    Laser Output for that specific channel. When the branch shutter will . Likewise, when the branch shutter will OPEN CLOSE Note: When is selected the contents of the pop up screen will vary depending on the Laser BEAM configuration. LW500A/LW600A PULSED Nd:YAG LASER 990-539...

  • Page 47: Trouble Reset

    Once the source of the error is fixed, select this button to clear the error message screen. – Turns the guide beam ON/OFF. POSITION – Controls the position of the Main Shutters. The LW500A/600A Laser MAIN SHUT OPEN/CLOSE Welder contains two Main Shutters that open and close simultaneously. When closed Laser oscillation is impossible. When the main shutters will .

  • Page 48: Section Ii. How To Use The Lcd Screens

    Example: 4.00 kW x 50% = 2.0kW PEAK Laser Model Maximum Peak Setting LW600A(E) / ML-2650B(-CE) 10.0 kW (≤ 10mS) LW500A(E) / ML-2651B(-CE) 8.0 kW (≤ 10mS) LW500A/LW600A PULSED Nd:YAG LASER 990-539...

  • Page 49: Reference Value

     SLOPE + FLASH1 + COOL1 + FLASH2 + COOL2 + FLASH3 +  SLOPE LW500A(E) / ML-2651B(-CE) 0.1 ≤ t ≤ 99.9 ms and 0 – 200% value (8.0kW maximum) LW600A(E) / ML-2650B(-CE) 0.1 ≤ t ≤ 99.9 ms and 0 – 200% value (10.0kW maximum) LW500A/LW600A PULSED Nd:YAG LASER 990-539...

  • Page 50: [Form: Flex] Function

    FORM: FLEX Laser Model Point 01 to 20 0.0mS ≤ t ≤ 99.9mS and 0-200% LW500A(E) / ML-2651B(-CE) (8.0kW maximum) 0.0mS ≤ t ≤ 99.9mS and 0-200% LW600A(E) / ML-2650B(-CE) (10.0kW maximum) LW500A/LW600A PULSED Nd:YAG LASER 990-539...

  • Page 51: Seam Weld Screen

    Seam function for any given Schedule # option (on either (FIX FLEX), SEAM WELD MODE Schedule Screen) must be and the ≥ 1. For this particular example, we chose a REPEAT SHOT 1pps repetition rate and a total of 10 shots. LW500A/LW600A PULSED Nd:YAG LASER 990-539...

  • Page 52: Point / Shot / Power

    In the example below, a simple rectangular output pulse (1kW x 2mS) is programmed in the FORM: screen at a 10pps repetition rate and a total of 100 shots. is made active in FIX SCHEDULE SEAM order to vary the laser output power over the entire seam weld process. LW500A/LW600A PULSED Nd:YAG LASER 3-10 990-539...
  • Page 53 (not shown in screen above) are: POINT06 SHOT = 0100 POWER [%] = 20%. When the above parameters are entered into the Laser, the Laser Output will have the following response (where 100% output = 1.00kW): LW500A/LW600A PULSED Nd:YAG LASER 990-539 3-11...

  • Page 54: Status Screen

    2 WAY TIME SHARE Three Time-Shared Outputs 3 WAY TIME SHARE Four Time-Shared Outputs 4 WAY TIME SHARE 2 ENERGY 2 WAY TIME Two Time-Shared Outputs with Two Energy Shares each Independent Branch Control INDEPENDENT CONTROL LW500A/LW600A PULSED Nd:YAG LASER 3-12 990-539...

  • Page 55: Fiber

    (SI/GI) and the core diameter of the optical fiber being used. The maximum output power for any given optical fiber is automatically computed and limited to prevent fiber damage. Setting range of core diameter: LW500A(E)/ML-2651B(-CE) – φ 0.3mm to 1mm LW600A(E)/ML-2650B(-CE) – φ 0.4mm to 1mm ...

  • Page 56: Power Monitor Screen

    As a flashlamp ages, it requires more power to flash. In normal operation, Power Feedback automatically draws the power required from the Discharge Unit to maintain a constant output, thereby compensating for an aging flashlamp. LW500A/LW600A PULSED Nd:YAG LASER 3-14 990-539...

  • Page 57: Reference Setting

    This is because the repetitions are faster than the LCD refresh rate. The displayed energy will differ from the actual delivered energy at the work piece. This difference varies based on the optical configuration of the system. LW500A/LW600A PULSED Nd:YAG LASER 990-539 3-15...

  • Page 58: Password Mode Screen

    If a password is forgotten, the back-up battery must be removed from the Main PCB (with Laser power OFF) and allow enough time for the memory capacitor to fully discharge (up to 3 hours). All Schedule data will be erased! LW500A/LW600A PULSED Nd:YAG LASER 3-16 990-539...

  • Page 59: Incorrect Password

    SHOT (Fix setting) Count FLASH2 GOOD (Fix setting) Count COOL2 PRESET (Fix setting) (Upper Laser Energy Limit) FLASH3 HIGH (Fix setting) (Lower Laser Energy Limit) ↓SLOPE (Flex settings) POINT 01 – 20 REFERENCE SETTING LW500A/LW600A PULSED Nd:YAG LASER 990-539 3-17...

  • Page 60: Printout Mode Screen

    – The settings and measurement results of the screen will print for POWER MONITOR MONITOR the specified SCHEDULE # – The settings from the screen will print for the specified SEAM WELD SEAM SCHEDULE # LW500A/LW600A PULSED Nd:YAG LASER 3-18 990-539...

  • Page 61: Examples Of Schedule Printout

    Point16 = 06.7ms 011.2% Point17 = 06.8ms 008.7% Point18 = 07.2ms 040.0% Point19 = 08.8ms 012.1% Point20 = 10.0ms 000.0% REPEAT = 002pps SHOT = 1120 REFERENCE VALUE = 8.8J SEAM WELD MODE: OFF LW500A/LW600A PULSED Nd:YAG LASER 990-539 3-19...

  • Page 62: Examples Of Power Monitor Printout

    -SCH.#00 NO SHOT ENERGY 1 0001 050.2% 2 0032 010.0% 3 0100 070.4% 4 0120 110.4% 5 0300 060.0% 6 0320 023.3% 7 0350 015.0% 8 0353 123.0% 9 0400 052.0% 10 0420 016.3% LW500A/LW600A PULSED Nd:YAG LASER 3-20 990-539...

  • Page 63: Connecting The Serial Printer

    CHAPTER 3: PROGRAMMING FUNCTIONS Connecting the Serial Printer The serial printer (Sanei Electric Inc., BL2-58SNWJC or equivalent) can be connected to either RS-485 (1) or RS-485 (2). LW500A/LW600A PULSED Nd:YAG LASER 990-539 3-21...

  • Page 64: Section Iii. Initialization Screen

    – This field is used to select the device (Laser) number for the optional RS-485 NETWORK:# communications function. When connecting multiple Lasers together, each Laser needs a unique number. The factory default setting for all Lasers is NETWORK ID LW500A/LW600A PULSED Nd:YAG LASER 3-22 990-539...

  • Page 65: Ref Temp

    ), all of these switch settings will revert back to the factory setting (all ). When the button is selected, the following screen will appear: MEMORY SWITCH button will return to the previous screen. BACK INITIALIZE LW500A/LW600A PULSED Nd:YAG LASER 990-539 3-23...

  • Page 66: Memory Switch Functions

    Communication Baud Rate (See table below) SW2-6 SW2-7 Not Used SW2-8 Not Used Communication Baud Rate SW2-5 SW2-6 9,600 bps 19,200 bps 38,400 bps (9,600 bps) Default Settings: 9,600 bps, 8-bit, even parity with 2-Stop bits. LW500A/LW600A PULSED Nd:YAG LASER 3-24 990-539...
  • Page 67 Time-Share 2 – When in Independent Control mode, turn ON if time-share shutter is installed. Time-Share 3 – When in Independent Control mode, turn ON if time-share shutter is installed. SW5-3 SW5-4 to SW5-8 Not Used Not Used LW500A/LW600A PULSED Nd:YAG LASER 990-539 3-25...

  • Page 68: Section Iv. Maintenance Mode Screen

    The Maintenance Mode Screen is used for maintenance functions such as, checking the status and alignment of the Laser. This screen is not typically used by the laser operator. For information on the Maintenance Screen contents, please consult with Amada Miyachi America. CAUTION: An incorrect setting in this screen may make the Laser inoperable.

  • Page 69: Control

    This pulse width adjustment must only be performed by factory-trained personnel. FLOW field displays the measured flow rate of the internal water pump. As the water filter FLOW and de-ionized cartridge get clogged, the flow rate will drop. LW500A/LW600A PULSED Nd:YAG LASER 990-539 3-27...

  • Page 71: Chapter 4. Operating Instructions Section I. Welding Preparation

     Be careful of moving parts. You can be injured by moving parts during the welding process.  Do not wear loose clothing or jewelry around moving parts. They may get caught and cause injury. LW500A/LW600A PULSED Nd:YAG LASER 990-539...

  • Page 72: Starting The Laser

    Refer to Chapter 5: Section II. Troubleshooting for troubleshooting tips on all listed errors. If the Laser passes all Self-Check routines, the screen shown on the right will appear. Turn the control keyswitch ON. LW500A/LW600A PULSED Nd:YAG LASER 990-539...
  • Page 73 (High Voltage) will turn ON, as indicated on the LCD screen. Once the High Voltage reaches its specified voltage, the Laser will display READY!! message indicating the Laser is ready for operation. LW500A/LW600A PULSED Nd:YAG LASER 990-539...

  • Page 74: Section Ii. Welding Using The Touch Screen Controller

    SLOPE Enter using the keypad, followed by When the above data is programmed in the Schedule screen, the output pulse waveform will appear as shown on the right. Now we’re ready to weld! LW500A/LW600A PULSED Nd:YAG LASER 990-539...

  • Page 75: Welding With The Laser Controller

    9. Verify an output response on the screen. Shutdown using the Laser Controller Turn the high voltage and close all shutters using the methods described above. Turn the Control key switch to the position. 3. Turn off the main power switch. LW500A/LW600A PULSED Nd:YAG LASER 990-539...

  • Page 76: Section Iii. Welding Using External I/O

    Shutdown through the External I/O Open all I/O connections by turning the high voltage and closing all shutters using the signals described above. 2. Turn the Control key switch to the position. 3. Turn off the main power switch. LW500A/LW600A PULSED Nd:YAG LASER 990-539...

  • Page 77: Chapter 5. Maintenance Section I: Precautions

    A.C. source before performing any maintenance work.  Do not modify the Laser without prior written approval from Amada Miyachi America.  If the high voltage was , wait at least 5 minutes for the capacitors to discharge after turning the power before starting any work.

  • Page 78: Section Ii. Troubleshooting

    The error codes listed below are the most probable causes for the displayed error. Eliminate each cause for the associated error. If the error still exists, contact Amada Miyachi America. If an error code number is not listed, then it is either (1) not used or (2) reserved for factory testing.
  • Page 79 Laser off for 10 minutes and allow the heat in the discharge Discharge Resistor resistor to dissipate. Possible causes: Temperature – The High Voltage is cycled on and off too frequently. – Faulty thermal switch. LW500A/LW600A PULSED Nd:YAG LASER 990-539...
  • Page 80 Possible causes: Charge Trouble – AC voltage out of spec (change Transformer taps) – Blown fuse in Charge Unit (due to faulty component) – Faulty Charge Unit or Capacitor Bank. LW500A/LW600A PULSED Nd:YAG LASER 990-539...
  • Page 81 The branch unit cover is removed. If panels are removed, verify interlock micro-switches are defeated. Possible causes: Branch Unit Cover Opened – Branch Unit cover is loose or removed – Faulty Interlock Microswitch – Faulty Interlock PCB LW500A/LW600A PULSED Nd:YAG LASER 990-539...
  • Page 82 Fiber Optic Cable. Error usually appears after the laser has fired. Possible causes: Fiber Overrate – – Programmed energy/power too high – Programmed pulse width is too long – Repetition rate set too high – Faulty Power Monitor LW500A/LW600A PULSED Nd:YAG LASER 990-539...
  • Page 83 External Interlock open during Power-Up Self Test Time-Share 2 Trouble – Incorrect External I/O implementation (do not send Laser while Main Shutter is opening ) Time-Share 3 Trouble Start – Faulty Time-share Shutter – Faulty Interlock PCB – Faulty Main Board LW500A/LW600A PULSED Nd:YAG LASER 990-539...

  • Page 84: Section Iii: Routine Maintenance Schedule

    Refilling Ion Exchange When necessary Replace ion-exchange resin Resin and replacing Ion- (Roughly every 6 months) Exchanger Lithium Battery Procedure Replace lithium battery (BIOS Every 30 months Replacing Back-up program storage battery) (2-1/2 years) Battery LW500A/LW600A PULSED Nd:YAG LASER 990-539...

  • Page 85: Section Iv: Maintenance Procedures

    Cooler Maintenance -- Replacing the Water Filter ................ 5-17 Cooler Maintenance -- Refilling and/or Replacing Ion Exchange Cartridge ........ 5-17 Moderate Cooler Maintenance – Cleaning the Solenoid Valve Strainer ............5-19 Power Detector Adjustment ......................5-20 Replacing the Flashlamp ........................ 5-22 LW500A/LW600A PULSED Nd:YAG LASER 990-539...

  • Page 86: Cleaning The Air Filters

    2. Take out the filters and wash them with tap water. If a filter is badly stained, use a neutral detergent to clean it. 3. Air-dry the filters naturally and then install the filters back onto the Laser. LW500A/LW600A PULSED Nd:YAG LASER 5-10 990-539...

  • Page 87: Cleaning Optical Parts - Removing Dirt, Dust, Etc. From Optics

    Check the end face for dust and stains. Use a fiber inspection tool (AMYA # 4-60091-01) to check the end face of the optical fiber for flaws, dust, and burns. LW500A/LW600A PULSED Nd:YAG LASER 990-539 5-11...

  • Page 88: Power Supply - Replacing The Backup Battery

    3. Remove the battery from the Control PC board (non-conductive tweezers can be used to simplify the extraction process). 4. Install a new battery, making sure the polarity is correct. 5. Re-install the control unit cover. Reinitialize the Laser as described in Chapter 3, Section III: Initialization Screen. LW500A/LW600A PULSED Nd:YAG LASER 5-12 990-539...

  • Page 89: Cooler Maintenance - Checking Water Level And Adding Water

    Recheck the level and add additional water as necessary. Replace the floating panel. Replace the cover on the cooling water tank. Close the front door. LW500A/LW600A PULSED Nd:YAG LASER 990-539 5-13...

  • Page 90: Cooler Maintenance - Draining The Primary Cooling Water

    7. Return the solenoid valve cover. 8. Connect a small piece of hose between the cooling water inlet and outlet and secure each end with a hose band to keep dirt out of the laser. LW500A/LW600A PULSED Nd:YAG LASER 5-14 990-539...

  • Page 91: Cooler Maintenance - Draining Secondary Cooling Water

    Drain the Secondary Cooling Water (see Draining the Secondary Cooling Water). Remove the flashlamp access cover and the top cover of the laser chamber. Allow the water in the chamber to drain into the cooling water tank. LW500A/LW600A PULSED Nd:YAG LASER 990-539 5-15...
  • Page 92 (noted above) and blow clean compressed air (42psi or 294kPa maximum pressure) into the pipes to force the excess water out. After draining all the water, return the drain plugs and tubes. Return and secure the left side covers. LW500A/LW600A PULSED Nd:YAG LASER 5-16 990-539...

  • Page 93: Cooler Maintenance - Replacing The Water Filter

     When replacing the Ion-Exchange Cartridge, use the proper replacement tool. Do not over- tighten, or damage to the threads will occur.  You can use the floating panel repeatedly. As the floating panel is made of polyethylene foam, dispose according to all relevant regulations. LW500A/LW600A PULSED Nd:YAG LASER 990-539 5-17...
  • Page 94 Supply the secondary cooling water, with the hand pump, until it reaches the line on the HIGH water level label. 10. Return the floating panel in the cooling water tank. Return and secure the cooling water tank cover. LW500A/LW600A PULSED Nd:YAG LASER 5-18 990-539...

  • Page 95: Cooler Maintenance - Cleaning The Solenoid Valve Strainer

    Check and clean periodically. Return the disconnected primary cooling water hoses and secure them with a hose band. LW500A/LW600A PULSED Nd:YAG LASER 990-539 5-19...

  • Page 96: Power Detector Adjustment

    Locate the ME-1906 Power Detector PCB and remove the plastic cover (4 screws) that protects the ME-1906 PCB. Connect a DMM on the ME- 1906 PCB; (+) to TP6 (SIG) and (-) to TP1 (GND). LW500A/LW600A PULSED Nd:YAG LASER 5-20 990-539...
  • Page 97 19. Remove the DMM and reinstall the ME-1906 plastic protective cover. 20. If any optical components were removed during this process, re-align the Laser. 21. Re-install the Branch Unit and Head covers back on to the Laser. LW500A/LW600A PULSED Nd:YAG LASER 990-539 5-21...

  • Page 98: Replacing The Flashlamps

    Remove the reflector by slowly lifting up on the top portion of the reflector, store in a clean area. Do not damage the inner surface of the reflector. LW500A/LW600A PULSED Nd:YAG LASER 5-22 990-539...
  • Page 99 NOTE: If you detect a leak, turn the key switch and the CONTROL MAIN SWITCH OFF immediately. Wait for 5 minutes, then wipe off the leaking water and fix the cause of leak. 20. Install the flashlamp access cover. LW500A/LW600A PULSED Nd:YAG LASER 990-539 5-23...

  • Page 100: Section V: Parts List

    Consumable Parts Name Amada Miyachi America Part Number Flashlamp (MLD-0861), LW500A/600A 435-138 (x2) Flow tube, Flashlamp, LW500A/600A Z-01981-003 Flow tube, Nd:YAG rod, LW500A/600A Z-02390-001 Ion-exchange resin refill 318-026 Ion-exchange cartridge 318-025 Ion-exchange resin cartridge kit 318-027 (With one bag of ion-exchange resin)

  • Page 101: Section Vi: Repair Service

    If you have problems with your Laser that you cannot resolve, please contact our laser service department at the address, phone number, or e-mail address listed in in the front of this manual. CONTACT US LW500A/LW600A PULSED Nd:YAG LASER 990-539 5-25...

  • Page 103: Appendix A. Technical Specifications

    ± 3 % (with output pulse 5J/pulse and peak power 1 kW) 220 VAC + 10%/-15%, 3-phase, 50/60Hz Power Supply (Jumper selectable for 200/240 VAC. Consult with Amada Miyachi America) Max. Input Current 84A (at 220VAC) Power Supply Max. apparent power 31.1 kVA (at 220VAC)
  • Page 104 ± 3 % (with output pulse 5J/pulse and peak power 1 kW) 400 VAC  10%, 3-phase, 50/60Hz Power Supply (Jumper selectable for 380VAC. Consult with Amada Miyachi America) Max. Input Current 48A (at 400VAC) Power Supply Max. apparent power 32.9 kVA (at 400 VAC)
  • Page 105 The graph below shows the flow rate of primary cooling water required at specific temperatures when operating the Laser at 100% capacity. LW500A(E) / 600A(E) and ML-2651B(-CE) / 2650B(-CE) Models LW500A/LW600A PULSED Nd:YAG LASER 990-539...
  • Page 106 LW500A (E)-2E2T 2 time share / 2 energy share 2 time shared outputs with 2 energy LW600A (E)-2E2T (2E2T) shares each. ML-265__B-022 (-CE) NOTE: The __ in the Model Number is either 0 or 1 LW500A/LW600A PULSED Nd:YAG LASER 990-539...
  • Page 107 Note: Even though GI Fibers are specified in the table below, they are not recommended. GI fiber data is for legacy systems only and not recommended for new applications. Other lengths available by special order. Contact Amada Miyachi America for more details. AMADA MIYACHI AMERICA...
  • Page 108 Focus Head. The purpose of the Focus Head is to maximize the energy density into a small spot. Amada Miyachi America offers many different Focus Head options with various performance characteristics. The tables below show all standard Focus Heads compatible with the LW300A/400A Laser Welders.
  • Page 109 BNC Coupler, 50 ohm jack-to-jack 270-460 15” LCD monitor 270-487 19” LCD monitor 270-161 Cross Hair Generator, moveable circle and dual X-Y indicator 4-60304-02 12” CCTV Camera Kit – includes: 270-161 crosshair generator + 12” monitor + cables LW500A/LW600A PULSED Nd:YAG LASER 990-539...
  • Page 110 Not all lens combinations are available as standard products. Please consult Amada Miyachi America for availability and pricing. We encourage you to use our laser applications laboratory to help you determine the best process and equipment for your specific application.
  • Page 111 20J, 125W LW600A(E) / ML-2650B(-CE) Fiber Diameter 1E Delivery 2E Delivery 3E Delivery 4E Delivery 400µm 100J, 200W 50J, 100W 33J, 66W 25J, 50W 600µm - 1000 µm 100J, 600W 50J, 300W 33J, 200W 25J, 150W LW500A/LW600A PULSED Nd:YAG LASER 990-539...
  • Page 112 APPENDIX A. TECHNICAL SPECIFICATIONS Section VII. Dimensions and Labels Outline Dimensions and Warning Label Locations – LW500A/600A LW500A/LW600A PULSED Nd:YAG LASER A-10 990-539...
  • Page 113 APPENDIX A. TECHNICAL SPECIFICATIONS Warning Label Identification – LW500A/600A LW500A/LW600A PULSED Nd:YAG LASER 990-539 A-11...
  • Page 114 APPENDIX A. TECHNICAL SPECIFICATIONS Outline Dimensions and Warning Label Locations – LW500AE/600AE LW500A/LW600A PULSED Nd:YAG LASER A-12 990-539...
  • Page 115 APPENDIX A. TECHNICAL SPECIFICATIONS Warning Label Identification – LW500AE/600AE LW500A/LW600A PULSED Nd:YAG LASER 990-539 A-13...
  • Page 116 APPENDIX A. TECHNICAL SPECIFICATIONS MLE-116A - Laser Controller Dimensions LW500A/LW600A PULSED Nd:YAG LASER A-14 990-539...
  • Page 117 #34 -- Input COM #16 -- External Signal Source (In) #35 -- Input COM #17 -- External Signal COM #36 -- Input COM #18 -- HV ON/OFF (In) #37 -- Input COM #19 -- TROUBLE RESET ( In) LW500A/LW600A PULSED Nd:YAG LASER 990-539...

  • Page 118: Appendix B. Electrical And Data Connections

    Each SCHEDULE number is selected by a combination of the schedule signals 1, SCHEDULE 4 2, 4, 8 and 16. For the SCHEDULE number and the combinations of signals, see the table below. SCHEDULE 8 SCHEDULE 16 LW500A/LW600A PULSED Nd:YAG LASER 990-539...
  • Page 119 ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● • Input pin COM circuit closed. Blank = Input pin COM circuit open. LW500A/LW600A PULSED Nd:YAG LASER 990-539...
  • Page 120 Input Signal Enabled the incoming command will be ignored. Lamp Power Upper Limit. The output will go low when the lamp input power exceeds its upper limit or user-defined reference set value. LW500A/LW600A PULSED Nd:YAG LASER 990-539...
  • Page 121 When the circuit between this pin and COM is closed, optical path switching mirror moves to make laser beam input unit 1 ready to project a laser beam. TIMESHARING UNIT 2. Same as Timesharing Unit 1. TIMESHARING UNIT 3. Same as Timesharing Unit 1. LW500A/LW600A PULSED Nd:YAG LASER 990-539...
  • Page 122 TIMESHARING UNIT 2 ON. While timesharing unit 2 is on, the circuit is closed and the signal is active. TIMESHARING UNIT 3 ON. While timesharing unit 3 is on, the circuit is closed and the signal is active. LW500A/LW600A PULSED Nd:YAG LASER 990-539...
  • Page 123 APPENDIX B: ELECTRICAL AND DATA CONNECTIONS External Input Signal Connections When External Inputs are Contacts LW500A/LW600A PULSED Nd:YAG LASER 990-539...
  • Page 124 APPENDIX B: ELECTRICAL AND DATA CONNECTIONS When External Inputs are NPN Transistors When External Inputs are PNP Transistors When External Power Source is supplied LW500A/LW600A PULSED Nd:YAG LASER 990-539...
  • Page 125 20mA (each output). Typically the output signals are biased using an external Power Supply (typically 24VDC). Since the outputs are bi-directional, the polarity of the external Power Supply can be biased either way in order to source or sink the outputs. LW500A/LW600A PULSED Nd:YAG LASER 990-539...
  • Page 126 Laser operations stop (operates like the Control Key 8-860-0x-xx (LW600A) Switch). When an E-Stop is activated, the Laser is turned OFF but 8-897-0x-xx (LW500AE) 400VAC the internal power supply remains active (Laser will appear 8-898-0x-xx (LW600AE) to be powered OFF). LW500A/LW600A PULSED Nd:YAG LASER B-10 990-539...
  • Page 127 E-Stop Input that turn on for ≥ 300ms (typical) during the Laser Trouble Reset period. Lasers without the connector do not have any time restrictions. EXT I/O (4) LW500A/LW600A PULSED Nd:YAG LASER 990-539 B-11...
  • Page 128 Laser Operator. All Lasers shipped from Amada Miyachi America are shipped with the 2-pin Remote Interlock connector with a jumper wire soldered between both connector pins. To implement the remote interlock feature, simply remove the jumper wire and connect a normally closed interlock switch to the “Remote Interlock”...
  • Page 129 IEC60825-1 standard for EXT I/O (4) enclosure safety and IEC13849-1 for Emergency Stop safety. Refer to the circuit examples further in this section to aid in proper implementation. LW500A/LW600A PULSED Nd:YAG LASER 990-539 B-13...
  • Page 130 Proper integration of the Laser with external equipment is required for compliance with applicable safety regulations. The following wiring diagrams represent typical implementations. Failure to select and implement a correct method of wiring can render the Laser unsafe. LW500A/LW600A PULSED Nd:YAG LASER B-14 990-539...
  • Page 131 By design all devices should stop when the E-Stop button is pressed. To avoid damaging the Laser, do not apply any voltage or current to the E-Stop or Interlock Inputs. All inputs should be controlled by dry contacts only. LW500A/LW600A PULSED Nd:YAG LASER 990-539 B-15...
  • Page 132 It is the responsibility of the end user to verify compliance of the machine as a whole. To avoid damaging the Laser, do not apply any voltage or current to the E-Stop or Interlock Inputs. All inputs should be controlled by dry contacts only. LW500A/LW600A PULSED Nd:YAG LASER B-16 990-539...
  • Page 133 DIP Switch 2 (SW2) Setting (ME-1958 / ME-3024) Sharing Method (ME-1958 / ME-3024) Single Output 2 Energy-Shared Outputs 3 Energy-Shared Outputs 4 Energy-Shared Outputs 2 Time-Shared Outputs 3 Time-Shared Outputs 4 Time-Shared Outputs 2 Time-Shared of 2 Energy-Shared deliveries Independent Control LW500A/LW600A PULSED Nd:YAG LASER 990-539 B-17...
  • Page 134 For example, in the case of 4 Energy-Shared deliveries, four laser beams are projected simultaneously when all the branch shutters are turned on. Single Output (1E) 2-Energy-Shared Outputs (2E) 3 Energy-Shared Outputs (3E) 4 Energy-Shared Outputs (4E) LW500A/LW600A PULSED Nd:YAG LASER B-18 990-539...
  • Page 135 Time-Shared delivery, the laser beam will project onto optical fiber output # 2. If more than one branch shutter is turned on, only the branch shutter with the lowest number will produce the laser beam. 2 Timeshared Outputs (2T) 3 Timeshared Outputs (3T) 4 Timeshared Outputs (4T) LW500A/LW600A PULSED Nd:YAG LASER 990-539 B-19...
  • Page 136 2 Time-shared Outputs of 2 Energy-shared deliveries each (2E2T) When the Laser is configured in one of the 8 standard configurations, the Branch Shutters and Time- Shared Shutters move automatically when through are turned BEAM-1/SHUTTER-1 BEAM-4/SHUTTER-4 LW500A/LW600A PULSED Nd:YAG LASER B-20 990-539...
  • Page 137 If using External I/O to control the laser, you can use Pins 17 through 19 on the External I/O Connector, to control the Time-Shared shutters. Below are two typical examples of Independent Control; EXT-I/O (2) Single + 2 Energy-Shared Outputs (1E + 2E) 2 Energy-Shared Outputs + Single Output (2E + 1E) LW500A/LW600A PULSED Nd:YAG LASER 990-539 B-21...
  • Page 138 2. In order for the Laser to know what optical components are installed, they must be specified in the soft switches of the Memory Switch screen from within the Initialization Screen. For the MLE-116A Program box: see Chapter 3, Section III, Initialization Screen. LW500A/LW600A PULSED Nd:YAG LASER B-22 990-539...
  • Page 139 ME-1958 / ME-3024 Main CPU Board – Laser Accept Time Setting The Laser Accept Times are set in the Memory Switch screen from within the Initialization Screen. For the MLE-116A Program box: see Chapter 3, Section III, Initialization Screen. LW500A/LW600A PULSED Nd:YAG LASER 990-539 B-23...

  • Page 141: Appendix Csystem Timing

    APPENDIX C SYSTEM TIMING Below are the most commonly used system timing diagrams for the Laser. Operation with Laser Controller - 2 Energy-Shared Outputs LW500A/LW600A PULSED Nd:YAG LASER 990-539...
  • Page 142 APPENDIX C: SYSTEM TIMING Operation by External I/O Control - 2 Energy-Shared Outputs This timing diagram shows a typical laser operation with 2 Energy-Shared outputs by External I/O. LW500A/LW600A PULSED Nd:YAG LASER 990-539...
  • Page 143 APPENDIX C: SYSTEM TIMING Operation by External I/O Control - 2Time-Sharing of 2 Energy-Shared Outputs (2E2T) LW500A/LW600A PULSED Nd:YAG LASER 990-539...
  • Page 144 APPENDIX C: SYSTEM TIMING Operation by External I/O Control – Repeated Operation, 2 Energy-Shared Outputs LW500A/LW600A PULSED Nd:YAG LASER 990-539...
  • Page 145 APPENDIX C: SYSTEM TIMING Operation by External I/O Control – Repeated Operation (more than 25pps) LW500A/LW600A PULSED Nd:YAG LASER 990-539...
  • Page 147 For the MLE-116A Program box: see Chapter 3, Section III, Initialization Screen. Transmission Mode Settings The transmission mode (half-duplex or full-duplex) is controlled by a toggle switch on the Main PCB. ME-1958 / ME-3024 Main CPU Board LW500A/LW600A PULSED Nd:YAG LASER 990-539...
  • Page 148 ME-1958 Main CPU Board – dipswitch in circuit, out of circuit). SW3-1 ON = OFF = – ME-3024 Main CPU Board – dipswitch in circuit, out of circuit). SW3-1 ON = OFF = Half-Duplex Schematic LW500A/LW600A PULSED Nd:YAG LASER 990-539...
  • Page 149 TxD+ and TxD- and/or the RxD+ and RxD- wires on one end only.  The RS-232C/RS-422 conversion adapter is not supplied with the Laser. Full-Duplex Schematic LW500A/LW600A PULSED Nd:YAG LASER 990-539...
  • Page 150 When writing a 99 command, all monitor data values (noted with an ) will not be written. ACK = Transmitted data is valid. ACK / NAK NAK = Transmitted data is not valid or Laser is not in Communication control mode. LW500A/LW600A PULSED Nd:YAG LASER 990-539...
  • Page 151 (Data No. 1),(Data No. 2),(Data No. 3),… (Note: there is a comma between values). ACK = Transmitted data is valid. ACK / NAK NAK = Transmitted data is not valid or Laser is not in Communication control mode. LW500A/LW600A PULSED Nd:YAG LASER 990-539...
  • Page 152 Set [FLASH 2] Power on the [SCHEDULE] screen 0000 – 2000 (x0.1%) Set [FLASH 3] Power on the [SCHEDULE] screen Note 1: The resolution (x 0.1ms) or (x 0.01ms) depends on the position of SW1-7 in the Initialization Screen. LW500A/LW600A PULSED Nd:YAG LASER 990-539...
  • Page 153 0000 – 9999 (x 0.1J) [~] on the [SCHEDULE] screen (can be read but not set). Note 1: The resolution (x 0.1ms) or (x 0.01ms) depends on the position of SW1-7 in the Initialization Screen. LW500A/LW600A PULSED Nd:YAG LASER 990-539...
  • Page 154 Set [POINT 10] Power on the [SCHEDULE] screen 0000 – 2000 (x 0.1%) Reads approximate Laser Output Energy [REFERENCE VALUE] 0000 – 9999 (x 0.1J) or [~] on the [SCHEDULE] screen (can be read but not set). LW500A/LW600A PULSED Nd:YAG LASER 990-539...
  • Page 155 0000 – 9999 Set [POINT 08] Shot on the [SEAM] screen 0000 – 9999 Set [POINT 09] Shot on the [SEAM] screen 0000 – 9999 Set [POINT 10] Shot on the [SEAM] screen 0000 – 9999 LW500A/LW600A PULSED Nd:YAG LASER 990-539...
  • Page 156 Set [POINT 18] Power on the [SEAM] screen 0000 – 1500 (x 0.1%) Set [POINT 19] Power on the [SEAM] screen 0000 – 1500 (x 0.1%) Set [POINT 20] Power on the [SEAM] screen 0000 – 1500 (x 0.1%) LW500A/LW600A PULSED Nd:YAG LASER D-10 990-539...
  • Page 157 2. The data [R00 nn 04] controls the number of Laser Power Monitor waveforms to read. Since a maximum of 5 data values can be sent each time, it will be necessary to change the Classification No. after reading 5 pieces of data. LW500A/LW600A PULSED Nd:YAG LASER 990-539 D-11...
  • Page 158 If Control Changeover is turned OFF while in “5: External I/O (Computer)” mode, the Control method will revert back to “2: RS-485 Control” mode. Turns High Voltage (HV) ON/OFF 0: OFF 1: ON : no change LW500A/LW600A PULSED Nd:YAG LASER D-12 990-539...
  • Page 159 : no change Unused (fixed to ) Unused (fixed to ) ACK = Transmitted data is valid. ACK / NAK NAK = Transmitted data is not valid or Laser is not in Communication control mode. LW500A/LW600A PULSED Nd:YAG LASER 990-539 D-13...
  • Page 160 Unused (fixed to 0) Unused (fixed to 0) Displays if the “automatic transmission of monitor data” option is active. 0: OFF 1: ON Laser READY status 0: Laser Start disabled 1: Laser Start enabled LW500A/LW600A PULSED Nd:YAG LASER D-14 990-539...
  • Page 161 External I/O (Schedules set through personal computer) Time-Share Shutter 1 status 0: OFF 1: ON Time-Share Shutter 2 status 0: OFF 1: ON Time-Share Shutter 3 status 0: OFF 1: ON Unused (fixed to 0) Unused (fixed to 0) LW500A/LW600A PULSED Nd:YAG LASER 990-539 D-15...
  • Page 162 Refer to page D-2 for details on setting the Network # (i.e. Laser Unit address). ACK = Transmitted data is valid. ACK / NAK NAK = Transmitted data is not valid or Laser is not in Communication control mode. LW500A/LW600A PULSED Nd:YAG LASER D-16 990-539...
  • Page 163 Refer to page D-2 for details on setting the Network # (i.e. Laser Unit address). ACK = Transmitted data is valid. ACK / NAK NAK = Transmitted data is not valid or Laser is not in Communication control mode. LW500A/LW600A PULSED Nd:YAG LASER 990-539 D-17...
  • Page 164 Refer to page D-2 for details on setting the Network # (i.e. Laser Unit address). ACK = Transmitted data is valid. ACK / NAK NAK = Transmitted data is not valid or Laser is not in Communication control mode. LW500A/LW600A PULSED Nd:YAG LASER D-18 990-539...
  • Page 165 Fiber Sensor 2 trouble Time-Share Shutter 3 Trouble Main Shutter Trouble Fiber Sensor 3 trouble Unused Branch shutter 1 trouble Fiber Sensor 4 trouble Unused Branch shutter 2 trouble Unused Branch shutter 3 trouble Unused LW500A/LW600A PULSED Nd:YAG LASER 990-539 D-19...
  • Page 166 APPENDIX D: RS-485 COMMUNICATION LW500A/LW600A PULSED Nd:YAG LASER D-20 990-539...
  • Page 167 //Attach ETX and BCC to end of the string sTransmitData = string.Concat(sTransmitData, cETX); cBCCArray = sTransmitData.ToCharArray(); //Calculate the BCC for the string cBCC = fBCCCalculate(cBCCArray); sTransmitData = string.Concat(sTransmitData, cBCC); //Attach STX to front of the string LW500A/LW600A PULSED Nd:YAG LASER 990-539 D-21...
  • Page 168 = cBCCArray.GetLength(0); cBCC = cBCCArray[0]; //XOR all elements in the array for error checking for (iCounter = 1; iCounter < iArrayLength; iCounter++) cBCC ^= cBCCArray[iCounter]; return cBCC; LW500A/LW600A PULSED Nd:YAG LASER D-22 990-539...

  • Page 169: Appendix E. Schedule Data Tables

    The tables in this Appendix are useful for keeping track of stored welding schedule data. For your convenience, they are printed on one-side only so you may easily remove them from this manual and make as many copies as you like. LW500A/LW600A PULSED Nd:YAG LASER 990-539...
  • Page 183     http://www.amy.amada.co.jp/e/    AMADA MIYACHI AMERICA, INC. 1820 South Myrtle Ave., Monrovia, CA 91016, U.S.A.  TEL. +1‐626‐303‐5676  FAX. +1‐626‐358‐8048               http://amadamiyachi.com  AMADA MIYACHI CO., LTD. 200, Ishida, Isehara‐shi, Kanagawa 259‐1196, Japan    AMADA MIYACHI KOREA CO., LTD. 28, Dongtanhana 1‐gil, Hwaseong‐si, Gyeonggi‐do, 445320, Korea  TEL. +82‐31‐8015‐6810  FAX. +82‐31‐8003‐5995  AMADA MIYACHI SHANGHAI CO., LTD. Room01,15th Floor, SML Center, No.610 Xujiahui Road, Huangpu District, Shanghai 200025, China  TEL. +86‐21‐6448‐6000  FAX. +86‐21‐6448‐6550    AMADA MIYACHI EUROPE GmbH Lindberghstrasse 1, DE‐82178 Puchheim, Germany  TEL. +49‐89‐839403‐0  FAX. +49‐89‐839403‐10    AMADA MIYACHI TAIWAN CO., LTD.
  • Page 184                                                                   AMADA MIYACHI AMERICA, INC.     1820 South Myrtle Ave., Monrovia, CA 91016, U.S.A.     TEL. +1‐626‐303‐5676  FAX. +1‐626‐358‐8048  ...

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