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How to make position transmitter feedback reverse i.e at
valve close i want 20ma output and at full open 4ma.for the
NELES positioner,model:ND8261/TS1.

Answers were Sorted based on User's Feedback



How to make position transmitter feedback reverse i.e at valve close i want 20ma output and at ful..

Answer / guest

removed link from actuator than fix back which condition
you need you will get other wise if you have HART base
change your counter (first read counter ) than increased
from potentio meter you can? i donot have idies about same
your positioner model but you can try

Is This Answer Correct ?    2 Yes 2 No

How to make position transmitter feedback reverse i.e at valve close i want 20ma output and at ful..

Answer / shabeerali

1. Reverse the potentiometer wire connection of position
transmitter.
2. Perform calibration. if required adjust zero and span .
then position transmitter gives reverse feed back

For direct feedback brown, red, orange.

for Reverse feedback orange, red, brown.

pls refer the manual

Is This Answer Correct ?    0 Yes 0 No

How to make position transmitter feedback reverse i.e at valve close i want 20ma output and at ful..

Answer / kiraninst

If there is PLC/ Dcs then simply change the gain for reverse -1/ reverse action

Is This Answer Correct ?    0 Yes 0 No

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