what are the possible reasons if a control valve fails to open/close?

1 Answers   DEWA,

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Need Intergraph softwares like SPI(INTOOLS),sp3d,PV ELITE, SP P&ID. CONTACT : logu.2211@gmail.com (8867825756)

0 Answers   GE,

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what is the difference between Digital output DO signals /Commands for start/stop and Solenoid valves ??

1 Answers  

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Why Bently Nevada use negative voltage for vibration probes?

4 Answers  

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when we are using HART COMMUNICATOR why we are using 250 ohm resistance while using HART COMMUNICATOR.

7 Answers  

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explane hart protocol? what is its advantages.

3 Answers   Jindal,

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If we increase PI controller what will be action.

1 Answers   IMECO,

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What are the Components of Siemens S7 300 Series PLC system ?

1 Answers   Siemens,

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What is SCR?

9 Answers  

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what is the basic working principle of I/P and Positioner in any control valve.

12 Answers   Essar, Visa Steel,

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Explain the difference between mmwc and mmwg?

0 Answers  

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what is linerity and non-linearity?

2 Answers  

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