Samson 3725 series, Mounting And Operating Instructions

Page: 51 / 68

EB 8394 EN 51
Code list
9 Code list
9.1 Parameter codes
Code Display, values
[default setting]
Description
Note: Codes marked by an asterisk (*) indicate that the positioner needs to be re-initialized after -
wards
P0 Status reading with
basic information
The reading indicates the valve position or angle of rotation in %
when the positioner is initialized.
On touching when the positioner is not initialized, the position
of the lever in relation to the mid-axis is displayed.
P1 Reading direction The reading direction of the display is turned by 180°.
P2* ATO/ATC
[ATO]
Parameter to adapt the positioner to how the control valve functions:
ATO: Air to open (valve CLOSED in fail-safe position)
ATC: Air to close (valve OPEN in fail-safe position)
P3* Pin position
17/25/[35]/50/90°
Insert follower pin in the proper position depending on the valve
travel/opening angle (select according to travel tables on
page 13).
P4* Nominal range
[MAX]
Values with
default setting [35]:
e.g.
7.5/8.92/10.6/12.6/
15.0/17.8/21.2 mm
Firmware 1.03 and lower:
The possible adjustment range can be selected in stages depending
on the selected pin position:
17 From 3.75 to 10.6 mm
25 From 5.3 to 15.0 mm
35 From 7.5 to 21.2 mm
50 From 10.6 to 30.0 mm
For 90° : Maximum range only, if P3 = 90°
MAX: Maximum possible travel
Nominal range
[MAX]
Firmware 1.10 and higher:
The possible adjustment range can be selected in steps of 0.5 mm
depending on the selected pin position:
17 From 3.5 to 11.0 mm, alternatively MAX (up to 18.0 mm)
25 From 5.0 to 16.0 mm, alternatively MAX (up to 25.0 mm)
35 From 7.0 to 22.0 mm, alternatively MAX (up to 35.0 mm)
50 From 10.0 to 32.0 mm, alternatively MAX (up to 50.0 mm)
For 90° : Maximum range only, if P3 = 90°
MAX: Maximum possible travel