Samson 3725 - Limiting the signal pressure

54 EB 8394 EN
Operating the positioner
The following correlation applies:
Valve CLOSED OPEN
Display 0 % 100 %
Direction of action increasing/increasing (>>) 4 mA 20 mA
Direction of action increasing/decreasing (<>) 20 mA 4 mA
7.6 Limiting the signal pressure
If the maximum actuator force is too high for the valve used, the signal pressure limit can be
activated in Code P9. The pressure is then limited to approx. 2.3bar.
Activate the signal pressure limitation (enable conguration as de-
scribed in section7.2):
1. Touch or until Code P9 appears.
2. Press
to conrm selected code. P9 blinks.
3. Touch
or until ON appears.
4. Press
to conrm setting.