Operating Modes; Automatic And Manual Modes - Samson 3730-3 Mounting And Operating Instructions

Operating the positioner

7.11 Operating modes

7.11.1 Automatic and manual modes

After initialization has been completed suc-
cessfully, the positioner is in
(AUTO).
Switching to manual mode (MAN):
1. Turn until Code 0 appears.
2. Press , reading: AUtO, the code number
0 blinks.
3. Turn until MAN appears.
4. Press . The positioner changes to the
manual mode ( ).
The manual mode starts using the last set
point of the automatic mode, ensuring a
bumpless changeover. The current position
is displayed in %.
Adjusting the manual set point:
1. Turn until Code 1 appears.
2. Press , the code number 1 blinks.
3. Turn until sufficient pressure has been
built up in the positioner and the control
valve moves to the required position.
116
automatic mode
Automatic mode
%
Automatic mode
Manual mode
%
%
EB 8384-3 EN