Intermediate Positions: Set; Running Direction Close (Black Section): Set - AUMA SA 07.2 Operation Instructions Manual

Commissioning (basic settings)
10.6.

Intermediate positions: set

Information
10.6.1.

Running direction CLOSE (black section): set

58
SA 07.2 SA 16.2/SAR 07.2
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.
Actuators equipped with DUO limit switching contain two intermediate position
switches. One intermediate position may be set for each running direction.
Figure 67: Setting elements for limit switching
Black section:
[1] Setting spindle: Running direction CLOSE
[2] Pointer: Running direction CLOSE
[3] Mark: Intermediate position CLOSED is set
White section:
[4] Setting spindle: Running direction OPEN
[5] Pointer: Running direction OPEN
[6] Mark: Intermediate position OPEN is set
After 177 turns (control unit for 2
2 5,000 turns/stroke), the intermediate switches release the contact.
1. Move valve in direction CLOSE to desired intermediate position.
2. If you override the tripping point inadvertently: Turn valve into the opposite dir-
ection and approach intermediate position again in direction CLOSE.
Information: Always approach the intermediate position in the same direction
as in later electrical operation.
3. 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.
4. As soon as the pointer [2] is 90° from mark [3]: Continue turning slowly.
SAR 16.2 Control unit - electromechanical
AC 01.2 Intrusive Modbus RTU
500 turns/stroke) or 1,769 turns (control unit for