how to calibrate a control valve?

Answer Posted / jayesh

If the valve is SMART now we can use a HART communicator to calibrate the control valve.Give the supply pressure according to the valve name plate then use HART communicator and give 0% 25% 50% 75% & 100% check the travelling of valve

Is This Answer Correct ?    52 Yes 12 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

What you mean by multi stage control vavles?

1385


2. What is ultrasonic flowmeter?

4436


why use 50% lel methane gas concentration for gas detector calibration instead of 60% lel gas concentration whereas the hi alarm set at 60% lel.

2211


who's take first position in process in the timing of new installation flow transmitter and control vavle. give the answer with logical trick.

4279


What is the difference between conductive lined pipe and conductive unlined pipe? Why do we see that?

2636






send me HPCL paper

8398


our kks tagging is crossing more than 12 character please suggest how to take tags in the DCS

1670


Which type of diagphram use in costic line,DM water line,natural gas line,oil line?

3495


Calibration procedure for Electro magnetic Flow meter

4042


all types instrumentation questions want

1719


where proximity sensor installed on tank in loading arm application

1528


Working principle of magnetic flow meter ......and calibration procedure of e+h magnetic flowmeter...

1907


what diffrence b/w plc s7200,300,400

1688


what is interface level measurement.who can calibrate interface level measurement transmitter online

1985


how do u calibrate the vacuum transmitter if it shows more reading

1595