my temperature transmitter in field showing 700 degree , whereas in dcs showing 459 degree, how to resolve this?

4 Answers   ONGC,

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can anyone tell free downloads website for fundamentals and principle of basic pressur,temperature,level and flow

2 Answers  

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What does it mean 3/2 sov

5 Answers  

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what are the on/off valve precaution?

1 Answers   Reliance,

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it is possible to check the fail safe condition in pressure transmitter. if possible how?

0 Answers  

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any body who gone thru recent iocl interview.INSTRUMENTATION questions. I need.

0 Answers   IOCL,

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Somebody ask me how many size of control valve what is mean of control valve size?

2 Answers  

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why we use negative 24vdc to a proximeter

4 Answers   KNPC,

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what is cascade loop and how it work and why it used instead of PID single loop? In cascade, Which loop is faster and slower? Please explain with loop drawing and example...

2 Answers   Honeywell,

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what is function test.

1 Answers   Takreer,

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What is the role of P(Protional), I(Integral) and D (Derivative) in PID Controller?

9 Answers  

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In the field and in the control room different power supplies if used How to handle the ground

1 Answers   ITC Infotech,

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