Flowserve PMV D3 Digital Positioner - Manual (Page 40)

40
Transmitter boards
The equipment for transmitter feedback
consists of a circuit board A, cam assembly
B and screws.
The circuit board exists in four:
- with mecanical switches, SPDT
- with namur sensors, DIN 19234
- with proximity switches
- with feedback transmitter only
A
B
K
Potentiometer
90 ° and 270° spring loaded potentiometer
The spring-loaded potentiometer K can be
removed from the gearwheel for calibration
or replacement.
If the potentiometer is replaced or the set-
ting is changed, it must be calibrated.
• Select the menu Calibrate - Expert - Cal
pot. The display shows Set gear (1).
• Turn the spindle shaft (2) cw to end posi-
tion and press OK. Turn ccw to the end and
press OK.
• Unmesh the potentiometer (3) and turn it
according to display until OK is shown. Press
OK.
OK
1
2
3