Someone please do mail me some instrumentation questions for Hindustan Petroleum test to avinalexander@gmail.com .Really would be gateful if someone could help me

3 Answers   HPCL, Immersion, IOCL,

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I have got a call of IOCL interview for projects having 2yrs experience. What sort of questions should I expect in the interview?

0 Answers   IOCL,

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i am from instrument branch i want paper patern of mahagenco . any pevious years paper regarding my branch send me please . please.....

0 Answers  

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define SIMULATION a and what is the need of it

3 Answers   Siemens,

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what is the difference between PLC & DCS

17 Answers   L&T,

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how we are selecting instuments by differentiating certain instruments in 4 to 20 ma range and certain in 1 to 5 v dc

0 Answers  

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Please any one can explain how to calibrate transmitter (smart) online with out remove from the container suppose it is interface level or static pressure level measurement we dont want to remove transmitter from the container mean it is running plant please give me detail. thankx brothers

1 Answers   KNPC,

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Flame scanner

1 Answers  

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Explain PID controller tuning & any one method used for it.

1 Answers   L&T, Oil India,

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There is a problem with our HART475 it is not communicating with smart devices error becomes "NO DEVICE FOUND"we have insert 250ohm resistance as per requirement but invain plz tell me the solution?

1 Answers  

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How to make position transmitter feedback reverse i.e at valve close i want 20ma output and at full open 4ma.for the NELES positioner,model:ND8261/TS1.

3 Answers  

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How to Calibrate Ultrasonic flow Transmitter in Field

0 Answers  

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