I want to know the questions asked in ONGC interview(after being selected in the written exam) for Instrumentation branch.Kindly help.

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What is micromotion transmitter? What is the porpose of using this transmitter?

2 Answers   Samsung,

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how does we calibrate a square root flow transmitter ,give an example and explain it step by step like range calculation , calibration hook up series connection , zero check , and how to apply pressure , and if not geting proportional output then what should we do ?

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I WANT SECURITY PAPER MILL, HOSHANGABAD TEST PAPER.KINDLY SEND TO MY MAIL ID

0 Answers  

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what are the values of fuel flow rate in various places in boiler.

0 Answers  

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how is work pressure switch& level switch?what is the principle of this?

0 Answers   Binani,

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Explain , how timer based pneumatic control valve will work ?

1 Answers  

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i have one temperature TX in my loop check time once i was remove elament temp gose maximum then i am conect corectly but still now temp showing maximum what can i do this problem?

2 Answers  

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A DP Endress and Hauser flow transmitter is always tripping pump at low flow. set point is 74 cubic meter/hr. Thorough impulse line flushing and zero calibration has been done, yet problem persists. What do you think is the problem and how do you rectify this fault?

5 Answers  

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Draw a great bridge circuit.

0 Answers   CCIE,

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WHY THE DEGREE OF VALVE PLUG AND VALVE SEAT IS SLIGTLY DIFFERENT I CONTROL VALVE TRIM DESIGN

0 Answers  

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what do you mean by smart instruments ? define ? give an example?

2 Answers   Flour Tech Engineers (P) Ltd,

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