Why we use the double acting control valve in flow line?

3 Answers  

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Is there any temperature compenasation for the air flow from FD fan & SA fans which supplies air to the Boiler?

2 Answers  

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Please explain the difference between instrument range and calibration range in terms of pressure transmitter? line design pressure: 93 bar operating pressure : 82 bar press Transmitter Range? calibration range ?

3 Answers   L&T,

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When cryogenic control valve will be applied?

1 Answers  

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WHY TEMPERATURE TRANSMITTER USED AS WE CAN CONTROL THROUGH THERMOCOUPLE/RTD

5 Answers   Samsung, Thermax,

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how its work inductive proximity sensor explain briefly?

1 Answers  

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What is the use of valve positioner?

1 Answers   CCIE,

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any body who gone thru recent iocl interview.INSTRUMENTATION questions. I need.

0 Answers   IOCL,

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How to do manual mapping in radar type level transmitter?

2 Answers  

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how to calibrate transmitter

3 Answers   Sabic,

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what is reason behind boiler drum level transmitter range put -450 to 0 mmh2o.

1 Answers   JP Group,

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how to install Differential pressure transmitter in gas line.i need transmitter down side.

7 Answers   Rockwell,

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