Table of Contents
Page 4 of 62 User Manual QT50 Doc ID 1321 version 2.0 Sept. 2018
Grounding (earthing).......................................................................................... 38
Communication connection interfaces ............................................................... 39
Connection procedure -------------------------------------------------------------- 39
CANopen interface connection --------------------------------------------------- 39
Digital interface connection -------------------------------------------------------- 41
Analog interface connections ----------------------------------------------------- 42
Operation ........................................................................................... 44
Manual operation ............................................................................................... 45
Error alarms and error handling ......................................................................... 46
GENERAL alarm --------------------------------------------------------------------- 46
POSITION UNDEFINED alarm --------------------------------------------------- 46
TEMPERATURE alarm ------------------------------------------------------------- 47
TORQUE alarm ---------------------------------------------------------------------- 47
Troubleshooting ................................................................................................. 47
Maintenance ...................................................................................... 49
Maintenance overview ....................................................................................... 49
Inspection .......................................................................................................... 49
Tightening of valve/ actuator bolts ..................................................................... 49
Lubrication ......................................................................................................... 49
Care and cleaning of anodizing ......................................................................... 49
Technical Details ............................................................................... 51
Power consumption ........................................................................................... 51
Surface treatment .............................................................................................. 51
Communication interface ................................................................................... 51
CANopen interface ------------------------------------------------------------------ 52
Digital interface ----------------------------------------------------------------------- 52
Analog interface ---------------------------------------------------------------------- 53
Ordering Information and Recommended Spare Parts ................. 55
Torque and Screw Recommendations ............................................ 57
A. 1. Eltorque torque recommendations .................................................................... 57
A. 2. Mounting screws and lubrication ....................................................................... 57
Earthing Methods in Maritime Installations .................................... 59
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