2.
Switch on actuator in direction CLOSE and observe the direction of rotation on
the mechanical position indication:
→
For mechanical position indication via indicator mark:
➥
The direction of rotation is correct if the actuator operates in direction
CLOSE and the symbols(
/
) turn counterclockwise:
Figure 45: Direction of rotation
/
(for “clockwise closing” version”)
9.1.4.2. Direction of rotation at hollow shaft/stem: check
Figure 46: Direction of rotation of the hollow shaft/stem for operation in direction
CLOSE (“clockwise closing”)
[1]
Threaded plug
[2]
Seal
[3]
Hollow shaft
[4]
Protective cap for stem protection tube
[5]
Stem
[6]
Stem protection tube
Valve damage due to incorrect direction of rotation!
→
If the direction of rotation is wrong, switch off immediately.
→
Correct phase sequence.
→
Repeat test run.
Check direction of rota-
tion
1.
Move actuator manually to intermediate position or to sufficient distance from
end position.
2.
Depending on the version: Unscrew threaded plug [1] with seal [2], protective
cap [4] or stem protection tube [6].
46
SAEx 25.1 – SAEx 35.1 / SAREx 25.1 – SAREx 30.1
Commissioning
NORM (without controls)