control valve in manual/auto mode huntting checked spring
tention also it is ok.positioner also good condition &
incoming inst air line also constant pr.kindly give us
correct answer?

Answer Posted / imran

First check its feedback link spring if it is ok then
checked its feedback potentiometer by removing it from
positioner with meter.these r main causes that already i
faced.

Is This Answer Correct ?    0 Yes 0 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

can u briefly explain aboutan aryton shunt multirange DC ammeter?

2303


i want to know the interview format fot gail, instrumentation. pls answer me in habib.sami1003@gmail.com

2660


why we use the ac supply load cell>?can we use the dc supply load cell?advantages and disadvantage of the ac supply load cell?

5889


Describe the typical instrumentation used in monitoring the performance of a shell and tube heat exchanger.

1544


what do u mean by compensation n pid tunning?in pid tunning what you tunned?is it possible 2 tune p i d

4374






how works encoder in plc

1591


What are the charcterstics of a P&ID controller block for Governor speed raise or lower for a load sharing functionality between 4 Gas turbines in droop mode.

2503


what is the electrical operation procedure for switching on 27.6MVA electric furnace.

1606


How many are the types of instrument cables in terms of No. of pair.

1710


Explain why plc require in analog input 4-20amp & 0-10 volt?

622


I need control valve ISA hand book. Is there any site to download that big book containing all the pages. Written by Paul Friedmann

1882


what is diffrance between FF & SMART, explain with difination

2695


Pressure tx shows 1 mbar but we need 1000 mbar at this process condition .. how can we sort it out .

1199


what are procedure of sox-nox calibration

2441


How addressable fire systems work? Pl. send details with architect.(Loop), also send details regarding Gas system. Pl. help me.Thanks

1641