Samson 3730 Series Mounting And Operating Instructions page 101

Select manual mode ( ):
1. Turn until Code 0 appears.
2. Press , the code number 0 blinks.
3. Turn until MAN appears.
4. Press . The positioner changes to the
manual mode ( ).
Check the operating range:
1. Turn until Code 1 appears.
2. Press , the code number 1 and
blink.
3. Turn until the pressure in the positioner
builds up and the control valve moves to its
final positions so that the travel/angle can
be checked.
The angle of rotation of the lever on the
back of the positioner is indicated.
A horizontal lever (mid position) is equal to
0°.
To ensure the positioner is working properly, the outer bar elements must not blink while the
valve is moving through the operating range.
Exit Code 1 by pressing the rotary pushbutton (
The permissible range has been exceeded when the displayed angle is more than 30° and
the outer right or left bar element blinks. The positioner goes to the fail-safe position (SAFE).
After canceling the fail-safe position (SAFE) (see the 'Operation' section) it is absolutely es-
sential that you check the lever and pin position as described in the 'Installation' section.
WARNING
!
Risk of injury due to the actuator stem extending or retracting.
Î Before exchanging the lever or changing the pin position, disconnect the supply air and
electrical auxiliary power.
EB 8384-3 EN
icon
).
Start-up and configuration
Operating mode
Default: MAN
Manual set point w
(current angle of rota-
tion is indicated)
7-5