Instrumentation Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Instrumentation Interview Questions

Questions Answers Views Company eMail

If we increase D what will be the controller action?

2 5622

Can anybody explain what is the different between ESD & PLC

ADCO,

1 3167

what are the possible reasons if a control valve fails to open/close?

DEWA,

1 7343

Can anybody explain about wellhead control system.

1 2886

What is the different between ESD & PLC.

1 6745

why temperature transmitter is showing ambienttemp.but 21.5ma. alarm AO showing at the display &how to sloves this problem.

2 6060

what does mean by analog output trim and where this one used for?

1 8534

Which boiler is use in power plant

Jindal,

1 5500

what sud u do if u dont get feedback from control valve?

Siemens,

1 7451

what is difference between positioner and position transmitter in control valve

2 15341

suppose, after calibrating a transmitter we fixed it in a process line. At live zero condition the Tx shows 4.5 mA. what should we do to make the Tx show 4 mA? If we adjust zero, will it not affect the calibration?

ABG Shipyard,

4 7987

Sitrans LR460 Radar level transmitter getting level out or disturbed level during moisture present in the material ie coal in the pccb bunker in CHP.Any suggestions for this problem...????

ABG Shipyard,

1 4596

Explain , how timer based pneumatic control valve will work ?

1 3603

what are the documentation and instrument identification system used to identify the correct device to be calibrated? name atleast three.

1 7016

please someone tell me what is function of vibration sencer and how many types and how to control viberation.please. my id is jimmykhan077@gmail.com

1833

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Un-Answered Questions { Instrumentation }

How it the difference between force balance system and dispalacement balance system?

2096

How to calculate mmwc values into tonnes?

1258

what is function of switch, and how is it work, explain with difination

2371

Hi, Is there any smart plant instrumentation design training institute in Bangalore?

1672

Where are oxygen analysers installed in cfbc boilers? What are their usual readings?

1538

Hi i m B.E. In elect. & comm. I m workin in bio mass plant from 6 mnths as inst. Engg. but now i m in dept. Of operation as shift engg...which is best operation or inst. 4 me? M confusd..plz help and reply me..

4249

What is shielding effect?

2242

What are the types of control valves available

2108

can any send me a forbes marshall dtron 316 manual

1957

Can any one tell me what type of question asked for instrumentation and control interview panel??? pls mail ramashankar.goel@gmail.com

907

what is easiest way to read STL language in PLC?

3135

please send the sample qustion paper for iocl written test ..

3716

can u plz send me technical questions asked in SCHNEIDER ELECTRICAL technical paper?

4731

Linear amplifier.

2020

what is sil (safety integrity level

2734

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