What is force balance principle? State some of its’ advantages.

0 Answers  

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whats the diff b/w zero pressure and obsolute pressure

4 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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HOW DPT WORKS?

6 Answers   Essar,

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How to Calibrate Flammable gas detector in field

0 Answers  

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Why we use 3-15 psi air for control valve input?

2 Answers  

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CAN YOU USE MOVING COIL METER FOR MEASURING A.C?

2 Answers   DVC,

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Can anyone send most commonly asked interview question in Oil & Gas industry

0 Answers  

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WHAT IS THE DIFFERENCE BETWEEN PLC AND DCS

55 Answers   ABB, Adani, Adani Power, GMR, IIUC,

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What is super thermocoupal?

0 Answers   Emco,

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What is compensation for flow ? Why we use compensation ? What are the factors of different compensation ? We not use then what problems may happen ?

0 Answers  

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I have a problem with a valve (air to close). When it is fully closed and try to open 1% it doesn't responce till 3% open suddenly more than 3% then back to 3%. I tried to tune positioner then removed it, the problem still exist. Any idea

3 Answers  

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