what is meant by Valve reversibility?

2 Answers  

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

0 Answers   Takreer,

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How Control valve sizing is done?

3 Answers  

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What is the Difference between CNC and PLC

1 Answers  

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how to use one 4-20mA signal for two indicater or controller & give necessary precaution.

2 Answers  

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how to explain PID?

2 Answers   Jindal,

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please explain about actuator action? direct action & return action ?

1 Answers  

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which types of oxygen analyzer describe with drawing ?

2 Answers  

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Yokogawa dcs nodes advantages?

0 Answers   Petrochemicals,

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what is the procedure to isolate flow a transmitter and flushing it?

8 Answers   Petrofac,

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How to calibrate capillary type level transmitter

0 Answers  

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in my plant 100% feedwater control v/v is air to close but due to instrument air fail,the valve opens but instead of drum level high its get tripped in low low drum level.the urv of level tx is 0 and lrv is -800.pls tell me the reason. for such behaviour.

1 Answers   Sirpur Paper Mill,

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