Samson 3274 - Page 44

7-4 EB 8340 EN
Start-up
on
off
1234
Zero
in
Span
out
Span
in
20
0
40
60
80
100
%
3. Slowly turn the 'Zero in' adjuster clockwise until the LED turns off. Turn it slightly further
until the LED lights up again.
4. Use the override to move the valve to the top end position (retract the actuator stem).
5. Setthevoltageorcurrentsourceto10Vor20mA.
6. Turnthe'Spanout'adjusteruntiltheoutputsignalis20mA.
7. Turn the 'Span in' adjuster counterclockwise until it will go no further, slowly turn it clock-
wiseuntiltheLEDblanksoutandturnitminimallyfurtheruntiltheLEDjustashesagain
8. Connect isolating terminal 81 or perform further settings for direction of action increas-
ing/decreasing:
Red marking pin
Release button