6.
Operation
Valve damage due to incorrect basic setting!
→
Prior to electrical operation of the actuator, the basic settings i.e. type of seating,
torque and limit switching have to be completed.
6.1.
Manual operation
For purposes of setting and commissioning, in case of motor or power failure, the
actuator may be operated manually. Manual operation is engaged by an internal
change-over mechanism.
6.1.1.
Manual operation: engage
Damage at the motor coupling due to faulty operation!
→
Engage manual operation only during motor standstill.
1.
Press push button.
2.
Turn handwheel in desired direction.
→
To close the valve, turn handwheel clockwise:
➥
Drive shaft (valve) turns clockwise in direction CLOSE.
6.1.2.
Manual operation: disengage
Manual operation is automatically disengaged when motor is started again. The
handwheel does not rotate during motor operation.
6.2.
Motor operation
✔
Perform all commissioning settings and the test run prior to motor operation.
6.2.1.
Local actuator operation
Local actuator operation is performed using the push buttons of the local controls of
the AC.
23
SQ 05.2 – SQ 14.2/SQR 05.2 – SQR 14.2 Control unit: electronic (MWG)
AC 01.2 Non-Intrusive
Operation