AUMA Electric multi-turn actuators SA 07.1 - 48.1_SAR 07.1 - 30.1 NORM - Manual (Page 19)

13. Setting the potentiometer (option)
– For remote indication – .
Move valve to end position CLOSED.
.
If installed, pull off indicator disc.
.
Turn potentiometer (E2) clockwise until stop is felt.
End position CLOSED corresponds to 0 %, end position OPEN to 100 %. .
Turn potentiometer (E2) back a little.
Due to the ratio of the reduction gearings for the position
transmitter the complete resistance range is not always utilized for
the whole travel. Therefore, an external possibility for adjustment
(setting potentiometer) must be provided.
.
Perform fine-tuning of the zero point at external setting potentiometer (for remote
indication).
19
Multi-turn actuators SA 07.1 – SA 48.1 / SAR 07.1 – SAR 30.1
Operation instructions AUMA NORM
Figure N: Control unit
E2