What is the use of gauge?

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when placing a vent or drain hole on an orifice plate should you measure from the center of the bore up or down for the vent placement?

0 Answers  

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steam drum level transmitter calibration procedure? with example?

1 Answers  

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what is Micro-switch and where it is used......?

7 Answers  

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Explain the usage of the PLC system?

3 Answers  

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A DP transmitter is used to measure the level of an open tank. The drain line of the tank is connected to a control valve, and is configured as, if the level of the tank is 90% the valve should get open 10%. And if the tank level is 10%, the valve should get open 90%. Draw wiring diagram and explain how to configure DP transmitter and control valve using HART communicator. If the span error at output is 1%, what will be the %opening of the control valve at 60% level of the tank?

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What is the use of temprature compensation?

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What is the absolute temperature

2 Answers  

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What are the charcterstics of a P&ID controller block for Governor speed raise or lower for a load sharing functionality between 4 Gas turbines in droop mode.

0 Answers   TNPL,

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Please tell me details about Sox,Nox,SWAS analyser????

0 Answers   Essar,

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what is difference b/w Earth and ground

2 Answers   PPL,

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TEMPERATURE VARIATION FOR FREQUENTLY.

0 Answers   TVS,

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