Answer / rajesh

Impels line is minimum length and size because of length is maximum water is condansate and abnormaltiys in steam flow orifice plate

what happens if we are having very very high cavity and flashing in a control valve..??? is it stops working...immediately... or eroded...slowly

2 Answers  

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why we are using drum level control valve air to close?

0 Answers  

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difference between dcs & pld

2 Answers  

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Why DP level transmitter preferred for closed vessels and Radar level transmitter for open tanks??

2 Answers  

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What is surge and how is it prevented.

1 Answers   ADMA OPCO,

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What is the difference between Pressure Safety Valve and Pressure Relieve Valve, in what condition we prefer choose Pressure Safety Valve rather than Pressure Relieve Valve? and vice versa

2 Answers   Vedanta,

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In control valve proximity inductive sensor is taken as digital feedback for full open and full close.Normally its volts 24v when the sensor acts the feed back voltage 14v so that our relay not indicating in plc panel . kindly give the solution.

0 Answers  

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why twisted pair of wires is used in instrumentation ?

6 Answers   ONGC,

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

0 Answers   Hindustan Zinc,

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when the instrument tapping on pipe line is located below and transmitter is located above the tapping point for liquid service transmitter, what should we do, is there any additional drain valve is required??

0 Answers  

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what is the difference between RTU & MTU in SCADA system?

4 Answers   Bosch,

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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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