Mechanical Position Indicator: Set - AUMA SG Series Operation Instructions Manual

Commissioning
7.5.

Mechanical position indicator: set

26
5. Turn trimmer potentiometer [2] clockwise until output current starts to increase.
6. Turn back trimmer potentiometer [2] until a value of approx. 4.1 mA has been
reached.
This ensures that the signal remains above the dead and live zero point.
7. Move valve in direction OPEN to the mechanical end stop.
8. Set trimmer potentiometer [1] to end value 20 mA.
9. Approach end position CLOSED anew and check minimum value (4.1 mA). If
necessary, correct the setting.
Figure 24: Position indication in end position CLOSED/pointer perpendicular to the
pipeline
[1] Pipeline
[2] White pointer
1. Move valve to end position CLOSED.
2. Slightly lift white pointer [2] on the side with groove so that the pointer is perpen-
dicular to the pipeline [1].
Figure 25:
For valve with 90° part-turn movements, the pointer will engage into the provided
groove.
SG 04.2 SG 10.2
with actuator controls MEC 03.1