when we calibrate the DP transmitter at that time which matrial we used in pressure pump?

4 Answers  

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why we use 4-20 mA to do calibration of the instruments.why we cant use 0-20 mA?

8 Answers   Emerson, IEM,

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warning lamp does not light, but it does light when the wire from the lamp going to the sending unit is grounded (the part that plugs into the sending unit) what does this indicate)?

1 Answers  

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pls suggest suitable MOC of diaphragm for pressure measurement of UREA grade solution service fluid.

0 Answers   Siemens,

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rtd principle?thermocouple principle?

5 Answers  

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WHAT IS DOPPLER EFFECT? WHERE IT IS APPLIED?

1 Answers  

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What is the difference between Pressure Safety Valve and Pressure Relieve Valve, in what condition we prefer choose Pressure Safety Valve rather than Pressure Relieve Valve? and vice versa

2 Answers   Vedanta,

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What is the procedure of calibration of Load cell?

0 Answers  

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In turbine, what does term CDP, NI, NH, HSSOC, means

0 Answers   ADMA OPCO,

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when the operation engineer told you that he gives the control valve order to open but there is no response ! what will you do ? and if you found that there is astuck , what will you do ? (note : it is apanumatic valve )

5 Answers  

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Why do we use triad cable for RTD to Temp.transmitter connection? Why we don't use 3 core cable?

1 Answers   Process Control Technologies,

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WHAT DO WE MEANT BY INSTRUMENT MAINTENANCE IN SOFTWARE SIDE.

1 Answers  

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