Samson Series 3730 - Changing the Operating Mode; Closed-Loop Operation (Automatic Mode); Manual Mode

8-2 EB 8384-3 EN
Operation
8.2 Changing the operating mode
8.2.1 Closed-loop operation (automatic mode)
After initialization has been completed suc-
cessfully, the positioner is in automatic mode
(AUtO).
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Automatic mode
8.2.2 Manual mode
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 used in automatic mode, ensuring a
bumpless changeover. The current position
isdisplayedin%.
Automatic mode
Manual mode
Adjusting the manual set point:
1. Turn untilCode1appears.
2. Press , the code number 1 blinks.
3. Turn untilsufcientpressurehasbeen
built up in the positioner and the control
valve moves to the required position.
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