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

0 Answers   IOCL,

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which is the best type to measure level of a Tank(water). Displacer or Differential Pressure method?

2 Answers  

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how to define the P,I,D value in tuning pid loops in online.

1 Answers   Thermax,

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What is shielding effect?

0 Answers   Process Control Technologies,

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Is there devices to convert mechanical energy/rotational energy into electrical energy.......? PLease suggest me....

6 Answers  

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what's the minimum level required of SIL (safety integrity level)to use fire and gas system?

2 Answers   L&T,

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How to calibrate the flow transmitter

0 Answers  

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What is the differerence between hysterisis and linearity.

0 Answers   CCIE,

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what is the essential difference between DIODE and SCR in term of application.

2 Answers   ADMA OPCO,

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kindly tell where orifice,nozzle,air foil,ventury used in flow measurement?

1 Answers  

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What is the function of positioner in control valves? does the control valve operate without positioner?

3 Answers   Hofincons,

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if I did short to both AO connections, channel will burn or what? m sure in AI it will damage to channel. But what will happens in AO?

1 Answers  

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