Answer / rajesh.

Potential contact means voltage is present on the point. As and when this point is make contact with another point the current will pass and circuit will draw current to load. Example relay contacts, electrical contactors etc.

How to work & calculated output of the Derivative action in pid controller (Explain Derivative controller)

0 Answers  

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hello this is dhinakar i am completed my instrumentation engg . recently i got job in sugar industry side. i like to ask one question can any one say what are the things i have to follow know more about industrial instrumentation,,,,,,,

6 Answers  

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HOW TO CONVERT 0-60KG/CM2 PRESSURE TRANSMITTER TO A LEVEL TRANSMITTER? CAN WE ABLE TO DO IT? IF YES HOW TO DO IT BY USING HART?

3 Answers  

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difference between dcs & pld

2 Answers  

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installation process of orifice,a question asked for confusion creation in interview by BARC 1.if orifice is tightly fitted with pipe ,it will act like venturi 2.if orifice is left hanging in between liquid it will not create the pressure difference exactly,

0 Answers   BARC,

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draw shematic diagram of c/v positioner(smart type)?

0 Answers   Coromandel,

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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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how to test rotor &stator earth fault in turbine

1 Answers   Bhel,

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sir, give me placement papers and interview quistion of birla group company of copper.

0 Answers   Birla,

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i have one absolute pressure transmitter for the range is -400mmhg to 400mmhg. If i do the zero trim at atmosphere the transmitter should be give 4ma or 12ma? which one is correct?

2 Answers  

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plz send me general of ongc

0 Answers   ONGC,

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What is wet leg condition and why is it used?

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