Top Drive Control Systems troubleshooting and upgrades
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Siemens PLC – All models
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Siemens control systems running ABB or Siemens drives
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KOYO Direct Logic Toshiba PLC
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Card Rack System
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Relay control system
Upgrade of transfer panels for DC Top Drive from DirectLogic/Koyo/GE Fanuc/Card rack/relay systems to latest Siemens S7 control system
OEM: Varco, National Oilwel, NOV
