what is the meaning of potential free contact. difference between dry and wet contact?

6 Answers   GAIL,

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what is the PID controller?

1 Answers  

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State 5 different method of level measurements.

3 Answers   SRACO,

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In Safe Guarding test what means by "Failed to Danger" ?

0 Answers   Optimal,

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Explain Gas Turbine startup and shutdown sequences

0 Answers  

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where cascade loop use ?

0 Answers   KNPC, KOC,

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Tell me the field calibration procedure step by step with diagram of temperature transmitter, temperature indicator, flow indicator, level indicator, control valve, thermocouple, pressure indicator (digital & analogue).

1 Answers  

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hi i'm an Instrumentation student,i have one doubt that we can call- > computer science as CS > Information science as IS > Electronics & communication as E & C In the same way what is short term for Instrumentation....?

11 Answers  

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What are the charecterstics of control valve.

2 Answers  

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plz send me general of ongc

0 Answers   ONGC,

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If P will increase then what will happen with PID?

1 Answers   Chettinad, Galfar, Mehran Sugar Mills,

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how can i calibrate a smart temperature transmitter used by druck 720 process calibrator?

0 Answers   Texas,

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