Answer / 19911234

Transmitter transmit the signal to control room

Answer / vaghela narendra

Stem turbine generator 2pole how dose find out rpm

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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What is the meaning of wet leg

0 Answers  

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if the t/c o/p is 4-20mv then how plc recognize it because we are dealing with the 4-20ma in the plc ????????????????

7 Answers  

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what is the difference between active & reactive power?

0 Answers  

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for what purpose strain guage is used?

5 Answers  

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How to connect PLC to DCS ?

2 Answers   Alkyl Amines,

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please send the sample qustion paper for iocl written test ..

0 Answers   IOCL,

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why is the sleeve of the cable used for?

2 Answers   Jindal,

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how can we tune a PID. If it is by zeiger nichols method..please explain briefly with help of an example.

0 Answers   KNPC,

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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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what is the diffrence between LCN and UCN

2 Answers  

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what deference between panel earth and systemearth

0 Answers   Tecnimont,

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