Samson 3730 Series, Монтаж и эксплуатация

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8 Code list
Code
Display, values
[default setting]
Description
Parameter codes Codes marked with * can be changed without having to re-initialize the positioner
P0
Status indication mode of the display showing basic information.
Reset, refer to section 7.8.
The reading indicates the valve position or the angle of rotation in %
when the positioner is initialized, otherwise the position of the lever
in relation to the mid-axis is indicated in degrees (°).
P1
* Reading direction The reading direction of the display is turned by 180°.
P2 ATO/ATC
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]/50/70/
100/200 mm/90°
The follower pin must be inserted into the correct pin position
according to the valve travel/angle of rotation (select as per 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
The possible adjustment range can be selected in stages depending
on the selected pin position
17 from 3.75 to 10.6
25 from 5.3 to 15.0
35 from 7.5 to 21.2
50
from 10.6 to 30.0
70
from 15.0 to 42.4
100
from 21.2 to 60.0
200
from 42.4 to 120
For
90°
Maximum range only, if P3 = 90°
MAX
Maximum possible travel
P5 *
Characteristic
1 to 8
[1]
Characteristic selection: Characteristic 1 for globe valves,
Characteristic 1 to 8 with rotary actuators (
P3 = 90°)
1 : Linear 5 : Butterfly valve linear
2 : Equal percentage 6 : Butterfly valve eq. percentage
3 : Rotary plug linear 7 : Segmented ball linear
4 : Rotary plug eq. percentage 8 : Segmented ball eq. percentage
P6 * Reference variable
[4...20 mA]
SRLO/SRHI
For split-range operation
SRLO – low range 4 to 11.9 mA
SRHI – high range 12.1 to 20 mA
EB 8384-1 EN
45
Code list