Figure 84: Setting elements for limit switching
Black section:
[1]
Setting spindle: End position CLOSED
[2]
Pointer: End position CLOSED
[3]
Mark: End position CLOSED is set
White section:
[4]
Setting spindle: End position OPEN
[5]
Pointer: End position OPEN
[6]
Mark: End position OPEN is set
9.5.1.
End position CLOSED (black section): set
1.
Engage manual operation.
2.
Turn handwheel clockwise until valve is closed.
3.
Turn handwheel by approximately half a turn (overrun) in the opposite direction.
4.
Press down and turn setting spindle [1] with screw driver in direction of the
arrow and observe the pointer [2]: While a ratchet click is felt and heard, the
pointer [2] moves 90° every time.
5.
As soon as the pointer [2] is 90° from mark [3]: Continue turning slowly.
6.
As soon as the pointer [2] moves to mark [3]: Stop turning and release setting
spindle.
➥
The end position CLOSED setting is complete.
7.
If you override the tripping point inadvertently (ratchet click is heard after the
pointer has snapped): Continue turning the setting spindle in the same direction
and repeat setting process.
9.5.2.
End position OPEN (white section): set
1.
Engage manual operation.
2.
Turn handwheel counterclockwise until valve is open.
3.
Turn handwheel by approximately half a turn (overrun) in the opposite direction.
4.
Press down and turn setting spindle [4] with screw driver in direction of the
arrow and observe the pointer [5]: While a ratchet click is felt and heard, the
pointer [5] moves 90° every time.
5.
As soon as the pointer [5] is 90° from mark [6]: Continue turning slowly.
6.
As soon as the pointer [5] moves to mark [6]: Stop turning and release setting
spindle.
➥
The end position OPEN setting is complete.
7.
If you override the tripping point inadvertently (ratchet click is heard after the
pointer has snapped): Continue turning the setting spindle in the same direction
and repeat setting process.
68
SAEx 25.1 – SAEx 40.1 / SAREx 25.1 – SAREx 30.1
Commissioning (basic settings)
ACExC 01.2
