EB 8384-4 EN
67
Start-up and settings
Closed position
Direction of
action
Set point
Valve
CLOSED
at
OPEN at
Actuator stem
extends (FA)
AIR TO OPEN
0 %
100 %
Actuator stem
retracts (FE)
AIR TO CLOSE
100 %
0 %
The tight-closing function has been activated.
Set
Code 15 (final position w>) to 99 %
for
three-way valves.
Canceling an initialization process
An initialization procedure in progress can
be canceled by pressing the rotary pushbut-
ton ( ).
STOP
is displayed for three sec-
onds and the positioner changes to the fail-
safe position.
Exit the fail-safe position again over Code 0
(see section 8.2.2).
7.6.1 MAX – Initialization
based on maximum
range
The positioner determines travel/angle of ro
-
tation of the closing member from the
CLOSED position to the opposite travel stop
and adopts this travel/angle of rotation as
the operating range from 0 to 100 %.
Enable configuration:
If no settings are entered within 120 sec
-
onds, the enabled configuration function be
-
comes invalid.
Default:
No
Turn
g
Code 3, display: No
Press , Code 3 blinks.
Turn
YES
Press , display:
Select the initialization mode:
Default
MAX
Turn
Code 6
Press .
Turn
MAX
Press
to confirm the MAX as the initial
-
ization mode.
Start initialization:
Î
Press INIT key.
The nominal travel/angle of rotation is indi
-
cated in % after initialization. Code 5 (nomi
-
nal range) remains locked. The parameters
for travel/angle range start (Code 8) and
Note
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