26
x3
9.4 Set of Direct or Reverse
action
Note! For safety reason, this opera-
tion has to be done max 5 minutes
after calibration. If time has run out,
or if power is disconnected during the
five minutes, perform a new cali-
bration, before changing the
direction.
Run 4 mA. If valve is in right position,
then check the position over the whole
range (8, 12, 16 and 20 mA).
If the direction need to be
changed: press the button 3
times and the direction will
change.
Check operation at 4 – 8 – 12 – 16 and
20 mA
9.5 Show gain setting
If the actuator position is unstable or
selfoscillating after calibration, the gain
can be adjusted.
Gain can be set from
A
(lowest) to
G
(highest). Default is
D
.
To
show
the current gain
setting, press the button
four times.
To indicate the current setting, the LEDs
flashes according to the following:
LEDs show:
G (Highest)
LEDs show:
F
LEDs show:
E
LEDs show:
D Default
LEDs show:
C
LEDs show:
B
LEDs show:
A (Lowest)
The gain code sequence is repeated
during 15 seconds.
x4
Y R R
Y R Y
Y R G
Y G
Y G G
Y G Y
Y G R
Summary of Contents for PMV D20
Page 1: ...Installation Operation Maintenance PMV D20 Digital Positioner ...
Page 11: ...11 4 5 Control Drawing ...
Page 12: ...12 4 6 Certificates ...
Page 13: ...13 ...
Page 14: ...14 ...
Page 15: ...15 ...
Page 32: ...32 12 Spare parts 12 11 16 15 19 18 17 1 21 2 14 3 5 8 7 9 4 ...
