Lincoln Electric CWT ATC-3 Operator's Manual
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Lincoln Electric CWT ATC-3 Operator's Manual

Lincoln Electric CWT ATC-3 Operator's Manual

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Summary of Contents for Lincoln Electric CWT ATC-3

  • Page 3 THANK YOU FOR SELECTING A QUALITY PRODUCT BY KEEP YOUR HEAD OUT OF THE FUMES. DON’T get too close to the arc. LINCOLN ELEC TRIC. Use corrective lenses if necessary to stay a reasonable distance away from the arc. READ and obey the Safety Data PLEASE EXAMINE CARTON AND EQUIPMENT FOR Sheet (SDS) and the warning label DAMAGE IMMEDIATELY...
  • Page 4 W117.2-1974. A Free copy of “Arc Welding Safety” booklet E205 is available from the Lincoln Electric Company, 2.d. All welders should use the following procedures in order to 22801 St. Clair Avenue, Cleveland, Ohio 44117-1199.
  • Page 5 SAFETY ELECTRIC SHOCK ARC RAYS CAN BURN. CAN KILL. 3.a. The electrode and work (or ground) circuits are 4.a. Use a shield with the proper filter and cover plates to protect your electrically “hot” when the welder is on. Do eyes from sparks and the rays of the arc when welding or not touch these “hot”...
  • Page 6 SAFETY WELDING AND CUTTING CYLINDER MAY EXPLODE IF SPARKS CAN CAUSE DAMAGED. FIRE OR EXPLOSION. 7.a. Use only compressed gas cylinders containing the correct shielding gas for the process used 6.a. Remove fire hazards from the welding area. If and properly operating regulators designed for this is not possible, cover them to prevent the welding sparks the gas and pressure used.
  • Page 7 EN 60974-10 Electromagnetic Compatibility (EMC) Product Standard for METHODS OF REDUCING EMISSIONS Arc Welding Equipment. It is for use with other Lincoln Electric Public Supply System equipment. It is designed for industrial and professional use.

  • Page 8: Table Of Contents

    Table of Contents OVERVIEW ........................1 INSTALLATION ......................2 ATC-3 CONTROL ......................2 ATC-3 SLIDE ....................... 5 CABLES ........................7 OPERATOR PENDANT CONTROLS ................. 9 USER I/O CONTROLS ....................11 OPERATION ......................... 12 OPERATIONAL SEQUENCES ................. 12 MODBUS TERMINAL PROTOCOL ................13 COMMUNICATION DIAGRAMS .................

  • Page 10: Overview

    1.0 OVERVIEW The Lincoln Electric Company Automatic Torch Control (ATC-3) is a compact, lightweight, welding torch manipulation control system; comprised of the Automatic Torch Control (ATC-3), an Operator Control Pendant and a stepper motor driven Linear Slide Assembly (LSA). This system provides independent control of torch movements in the vertical plane.

  • Page 11: Installation

    2.0 INSTALLATION ATC-3 CONTROL Place the ATC 3 control in a convenient location keeping in mind the motor cable and operator pendant cable length. Do not install the enclosure directly above the Welding ARC or in a location that exposes it to direct Weld ARC radiated heat. The control has with two 0.281” holes located on each end of the enclosure.
  • Page 12 ATC-3 Enclosure 2.250 FRONT VIEW 1.250 0.477 4X Ø0.281 4.750 0.875 0.375 11.000 10.250 9.250 MAX 6" FOR CABLE CLEARANCE SIDE VIEW TOP VIEW REAR VIEW FIGURE 2-2: ATC-3 Control Enclosure Physical Dimensions...
  • Page 13 ATC-3 Operator Pendant FIGURE 2-3: ATC-3 Operator Pendant Physical Dimensions...

  • Page 14: Atc-3 Slide

    ATC-3 SLIDE PARTS LIST PIN # DESCRIPTION LIMITS +5VDC LIMITS COM EARTH CW LIMIT CCW LIMIT BRAKE + BRAKE - PHASE A- PHASE B+ PHASE A+ PHASE B- FIGURE 2-4: LSA-3007 Physical Dimensions...
  • Page 15 ATC-3 Front Control Panel Layout ATC-3 Operator Pendant Layout...

  • Page 16: Cables

    CABLES Perform the following to install the cables and sensors for the ATC-3. WARNING Do not connect or disconnect the SLIDE MOTOR CABLE from the Slide or ATC-3 back panel with Power Applied to the control. Doing so will damage the control and slide assembly.
  • Page 17 APPLICATION RED (+) LEAD BLACK (-) Lead GMAW Electrode Work P-GMAW Electrode Work GTAW Work Electrode P-GTAW Work Electrode Work Electrode P-PAW Work Electrode Table 1 - Voltage Sensor Installation Connect the Sensor Cable from the Volt-Amp Sensor to the Sensor Connector on •...

  • Page 18: Operator Pendant Controls

    OPERATOR PENDANT CONTROLS The Operator Pendant for the Automatic Torch Control (ATC-3) provides the operator with control of the following functions. "PROGRAM SWITCH - ALTER/SELECT" - This PROGRAM switch is used to Enter/Exit the edit parameter function and to select the parameter for editing. Setting the switch to the “ALTER”...
  • Page 19 ATC-3 MESSAGES The ATC-3 has an OLED Graphic display. When the ATC-3 is activated the Display will show the Volt and Amp values as read from the VA sensor. During the normal Operation the ATC-3 will display various status messages. The following is a brief description of the message screens: •...

  • Page 20: User I/O Controls

    USER I/O CONTROLS The control also provides a user I/O interface for remote control of the ATC-3. There are two isolated Solid State Relay (SSR) outputs CR1 (TRACK ON) and CR2 (TOUCH RETRACT ACTIVE). There are two Isolated inputs INP1 (MOVE TO TORCH UP POSITION) and INP2 (REMOTE TRACKING ON/OFF) is used to start and stop Tracking from an external control.

  • Page 21: Operation

    3.0 OPERATION OPERATIONAL SEQUENCES The following operational sequence is the control operational sequence. • To operate the control, place the ATC-3 Control power switch to the "ON" position. The NET, +5VDC and +36 VDC LED’s will illuminate. The ATC-3 Operator Pendant will display the Software Version banner until power up sequence is complete.

  • Page 22: Modbus Terminal Protocol

    4.0 MODBUS TERMINAL PROTOCOL The ATC-3 has a single RS-485, 2-wire port for Modbus RTU communications. This port is used by the Operator Pendant to run the ATC-3. Contact factory Service Support for additional information and for a copy of Modbus Register and Coil Map for the system.

  • Page 23: Communication Diagrams

    5.0 COMMUNICATION DIAGRAMS RS-232/RS-485 Ethernet Converter Ethernet Cable P/N: C3A5049 Ethernet Switcher Universal Power Supply RS-485 Comm Cable P/N: X3T5036 P/N: C3W5095 PENDANT REMOTE WOC-2 MOTOR Enclosure Assembly POWER SENSOR Single WOC-2 Enclosure to an RS-485 to Ethernet Converter Diagram Universal Power Supply RS-485/USB...
  • Page 24 Multiple WOC-2 Enclosure to a NetHub with Ethernet Communications Diagram...
  • Page 25 Multiple WOC-2 Enclosure to a NetHub with USB Communications Diagram...

  • Page 27: Atc-3 System Drawings

    6.0 ATC-3 SYSTEM DRAWINGS ATC-3 CONTROL ENCLOSURE...
  • Page 28 ITEM PART NUMBER DESCRIPTION Enclosure S3E5165 Cover S3E5166 Overlay, Front S3E5147 Overlay, Rear S3E5148 Cable, American 110vac Power S3W5159 Harness, Power Switch S3W5160 Harness, Motor S3W5169 Harness, Power Supply S3W5224 Harness, Comm S3W5225 PCB Assembly, MSC-2 S5A5079 PCB Assembly, ATC-3 Interface S5A5092 Connector, Housing Plug 3 Circuit X3P5875...
  • Page 29 ATC-3 Operator Pendant – P/N: S3A5204...
  • Page 30 ITEM PART NUMBER DESCRIPTION Base, Smart Pendant w/ Display S3E5141 Overlay, ATC-3 Smart Pendant S3E5142 Cover, Pendant C3E5008 Lens, Display A3E0194 PCB Assembly, Smart Pendant ATC-3 S5A5083-ATC3 PCB Assembly, GFM Display A5A0167 Switch, Selector 3 Position Maintained X3S5147 Switch, Selector 3 Position Center Maintained X3S5148 Handle, Black 3”...

  • Page 31: Remote I/O Cable P/N: S3W5227

    REMOTE I/O CABLE P/N: S3W5227 ITEM PART NO DESCRIPTION X3W5121 Cable, M12 8 Circuit Male Straight Single Ended Sleeve, Cable Sleeve, Wire Makers Tubing, Black Heat Shrink 3/8” Diameter 1” Long WIRE COLOR PIN NO. REFERENCE WHITE INP1 BROWN INP2 GREEN ICOM YELLOW...

  • Page 32: Volt-Amp Sensor Cable P/N: A3W0391

    VOLT-AMP SENSOR CABLE P/N: A3W0391 ITEM PART NO DESCRIPTION X3W5118 Cable, 5 Circuit M12 Sleeve, Cable...

  • Page 33: Microstep Motor Cable P/N: S3W5034

    MICROSTEP MOTOR CABLE P/N: S3W5034 ITEM PART NO DESCRIPTION X3P5596 Connector, Plug 12 Circuit X3P5586 Connector, Plug 12 Circuit X3P5589 Clamp, Cable X3P5505 Boot, Cable Clamp X3W0080 Cable, Motor Drive Sleeve, Cable Tubing, Heat Shrink 1/8” dia, x 1/2” long...
  • Page 34 WARNING Do not touch electrically live parts or Keep flammable materials away. Wear eye, ear and body protection. electrode with skin or wet clothing. Insulate yourself from work and AVISO DE ground. Spanish PRECAuCION No toque las partes o los electrodos Mantenga el material combustible Protéjase los ojos, los oídos y el bajo carga con la piel o ropa moja-...
  • Page 35 WARNING Keep your head out of fumes. Turn power off before servicing. Do not operate with panel open or Use ventilation or exhaust to guards off. remove fumes from breathing zone. AVISO DE Spanish PRECAuCION Los humos fuera de la zona de res- Desconectar el cable de ali- No operar con panel abierto o piración.
  • Page 36 Lincoln Electric for advice or information about their use of our products. We respond to our customers based on the best information in our possession at that time. Lincoln Electric is not in a position to warrant or guarantee such advice, and assumes no liability, with respect to such information or advice.

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