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SQVEx 05.2
SQVEx 14.2/ SQRVEx 05.2
ACVExC 01.2 Modbus RTU
7.
Operation
7.1.
Manual operation
7.1.1.
Manual valve operation
7.2.
Motor operation
7.2.1.
Operating the actuator from local controls
SQRVEx 14.2 Control unit: electronic (MWG)
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.
Manual operation is automatically disengaged when motor is started again. The
handwheel does not rotate during motor operation.
Damage at the manual change-over mechanism/motor coupling due to faulty
operation!
Engage manual operation only during motor standstill.
Do NOT use extensions as lever for operation.
1.
Press push button.
2.
Turn handwheel in desired direction.
The closing direction is marked on the handwheel.
Table 20: Handwheel marking (examples)
→ For valve closing, turn handwheel in direction of the arrowhead.
Clockwise closing
Drive shaft (valve) turns clockwise in direction
CLOSE.
Valve damage due to incorrect basic setting!
Prior to electric actuator operation, perform the basic settings for "type of seating"
and "torque switching".
Local actuator operation is performed using the local controls push buttons of actuator
controls.
Counterclockwise closing
Drive shaft (valve) turns counterclockwise
in direction CLOSE.
Operation
45
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