Operations
Canrig Drilling Technology Ltd. 5-13
Stopped - Cable Spool-out Limit – The Operator is attempting to spool out too much carrier winch cable.
PLC NOT ATTACHED, Driver 6.0 – Open the control console and ensure the PLC cable is attached to the
back of the HMI screen (Figure 3-10, page 3-11). Call Canrig for service.
Comm Error w/PLC, Check PLC Power – Open the main electrical box (Figure 3-13, page 3-14) and
ensure the PLC is receiving 24VDC power. Call Canrig for service.
Status Messages
Status messages displayed on the HMI screen show the status, settings, and operation of the Catwalk.
When the OK status message is displayed, push NEXT (F1) or PREV (F2) to scroll through the status
messages.
Ton Mile Count – Indicates the number of ton miles covered by the current set of carrier-lift winch cables.
Carrier Cycle Counter – Indicates the number of times the carrier has been up to and down from the rig
floor.
Pump Running Time – Indicates pump runtime hours.
Encoder Position – Indicates current carrier position. To read current positions, move the carrier to the
pocket position, roller position, or mouse hole position.
Carrier PSI/Catwalk PSI – Indicates the current hydraulic oil pressures at the carrier and at the Catwalk.
Skate In – Displays the raw count from the proportional control input to the PLC. A count of 4,000 is the
maximum (only using the wireless terminal).
Skate Out – Indicates the raw output for the skate movement: 1,200 is maximum speed BACK; 3,600 is
maximum speed FORWARD; 2,400 indicates No Movement.
Carrier In – Indicates the raw count from the proportional control input to the PLC. A count of 4,000 is the
maximum (only using the wireless terminal).
Carrier Out – Indicates the raw output for the carrier movement: 1,200 is maximum speed LOWER; 3,600
is maximum speed RAISE; 2,400 indicates No Movement.
Pump Control Out – Indicates pressure supplied by the pump.
Enter Password – For Canrig Service personnel use only during commissioning.
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