Samson TROVIS SAFE 3731-3 Mounting And Operating Instructions page 58

Start-up – Settings
mm
→ Code 34
Turn
Press , Code 34 blinks.
→ Closing direction (CCL counter-
Turn
clockwise/CL clockwise)
Press
→ Code 35
Turn
Press , Code 35 blinks.
→ Blocking position, e.g. 5 mm
Turn
(read off at travel indicator scale of the
blocked valve or measure with a ruler).
Press
Start initialization:
%
58
EB 8387-3S EN
Blocking position
Default: 0
Initialization
Fail-safe position setting
Progress indicated until
initialization starts
Blocking position
→ Code 0
Turn
Press , Code 0 blinks.
→ Init
Turn
Press . The setting of the fail-safe posi-
tion AtO or AtC appears.
Keep pressed down for 6 seconds.
Initialization starts after the progress indica-
tion has stopped.
The operating mode changes to MAN.
The blocking position appears.
Note: As initialization has not been carried
out completely, the error code 76 (no emer-
gency mode) and possibly also error code
57 (control loop) may appear on the dis-
play.
These messages do not influence the
positioner's readiness for operation.
Cancel the blocking position and change to
automatic mode
For the positioner to follow its reference
variable again, the blocking position must
be canceled and the positioner must be set
to automatic operating mode.
→ Code 1
Turn
Press , Code 1 and the
Turn until the pressure in the positioner
builds up and the valve moves slightly past
the blocking position.
Press to cancel the blocking position.
→ Code 0
Turn
Press , Code 0 blinks.
→ AUtO
Turn
(AUTO):
icon blink.