Answer / rajesh

Liquid with more boiling and freezing point in closed tank we need to select wet leg calibration.

Normal liquid for exp water in open tank we need to select dry leg calibration.

the pump holds on run indication into the dcs and filed local control panel remote push button condition operaton wrong like when the push button pushing conditions the pump is off and the push button release condition the pump is on totally opposite condition . And control room inside give the stop command into dcs just 1secon relay engage and again normal condition. How can I slove

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how u calibrate pneumatic n motorized c/v?

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what is different between 2,3&4 wire rtd and how much maximum distance using plc to field.

0 Answers  

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how u measure flow?orifice measurement?why all ft in square root?

1 Answers  

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What pressure transmitter.

1 Answers  

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thermocouple output is AC OR DC??

17 Answers  

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Dear Sir/Madam, I am attending an interview for ETs in BHEL. I have cleared my written test under Electronics (Instrumentation). This is the first time I am appearing for an interview. Can any one who has attended the interview earlier give me a clue to face the interview. With regards Sindhu

2 Answers   Siemens,

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Where is wet leg is used?

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Watt is Wrms define rms?

2 Answers  

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What is i/e or o/p transmitter(ma/v)?

1 Answers   Emco,

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Basic working principle of control valves

1 Answers  

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if my flow is 20000 m3/h than which range of DPT i have to use????

0 Answers  

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