Pressure transmitter working Principles?

1 Answers  

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all types instrumentation questions want

0 Answers   Bhel, Descon, HBL Power Systems,

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Why we used cage in control valve?

8 Answers  

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what is IPS (instrument protective system)?

2 Answers  

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any one can send me instrumentation previous interview papers? I prepare for MNC Company Interviews? my mail id- Rakesh.Golla@dodsaldxb.ae , and another mail rakesh.gvk@gmail.com

0 Answers  

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I have a orifice installed in plant which is design for 0~100 inH2O for 0~80MMSCFD, now due to process change the maximum flow is change to 120 MMSCFD so for this new process value what will be the DP across orifice.

1 Answers  

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is fan is a transducer or inverse transducer?

5 Answers  

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how to make temperature closed loop

1 Answers  

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There are two chlorination tonners both are connected to two pressure swithes and the pressure switch is connected to SOV which operates the valve to changeover the tonner selection i.e if pressure one tonner goes low the other tonner should come in line if it is inautomatic selection design a circuit using relays ?

0 Answers  

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in DCS or PLC we can not put all ai or di,there is calculation through which we can accomodate certain no of digital and analog signal.I need to know that calculation

1 Answers  

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Tyes of interface level measurement and how to use that technique for interface level measurement,

0 Answers  

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how control valve works?

7 Answers   Qatar Airlines,

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