Samson 3730-2 Mounting And Operating Instructions page 48

Electropneumatic positioner
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Start-up and settings
Turn
→ Code 5 , press
turn
→Enter nominal valve travel,
press
.
Turn
→ Code 6 , press
turn
→ NOM , press
4
Press INIT key to start initialization!
The initialization procedure may
take several minutes, depending on
the actuator size, as the valve moves
through its entire travel/angle of ro-
tation range.
48
EB 8384-2 EN
Default 15
mm
,
Default MAX
,
.
MAN – Initialization based on nominal
range
(with default upper x-range value by means
of manual adjustment).
Initialization mode just as NOM , however,
for starting up valves with unknown nominal
range.
In this mode, the positioner expects the con-
trol valve to be moved manually to the de-
sired OPEN position prior to enabling the
initialization procedure.
The upper range travel/angle of rotation
value is adjusted using the rotary
pushbutton. The positioner uses this OPEN
position and the CLOSED position to calcu-
late the differential travel/angle and accepts
it as the operating range with the lower
x-range value and upper x-range value be-
ing the limits.
Enable configuration:
Turn
→ Code 3 , press
turn
→ ON , press
After enabling:
Turn
→ Code 4 , press
turn
→ Select pin position entered during
installation,
press
.
Default OFF
,
.
,

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