Answer / karthikeyan

No of gallons water flowing through a fully open control
valve with 1 psi pressure drop at 60 deg F.

Answer / yasser basahal

The CV of control valve is the capacity value of the valve

how to check the leak in thermowells

1 Answers  

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what is the electrical operation procedure for switching on 27.6MVA electric furnace.

0 Answers   Jindal,

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what is the difference between E/P positioner and I/P positioner in control valve , in which application the respective positioner are used in.

1 Answers   ABB,

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testing of thermo-couple?

3 Answers  

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if tx. dp increase or decrese what happend in the reading

1 Answers   BSP,

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how to calculate orifice sizing? and tell me if pipe size bet 50mm t0 200mm then we can use pipe flange??? and above 250mm pipe size should i use D & D/2 Flange? is it right or wrong?

0 Answers  

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how to use level tranasmitter in closed tank application.?

3 Answers   Dalkia,

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HOw To Use 24V DC in Instrument?

2 Answers  

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in current transmitter why we use 4-20ma ???

2 Answers   IMCO, IOCL,

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how can we calibrate the differential pressure transmitter by using HART communicator

8 Answers   Hindalco,

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Why we are using 4-20 mA as Analog signal transmission other than 3 to 19 or 2 to 18 or 6 to 22 like wise ? What is the reason behind using 4 & 20 mA? Can anyone give proper technical reply ?

5 Answers   Air Liquide,

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how can leve transmetter calibate in feild .and also put cv and flow plz .....

0 Answers   IBM,

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