Answer / modi mehul p.

when positioner fail at that time we use by pass on a
positioner..... and in spilt range controller we cant used
bypass on a positioner.......

Answer / fariba

By-pass option allows positioner to be removed without
disturbing the control valve operation.

what is the difference between attemperator and desuperheater ?

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why magnetic flow meter is not used in thermel power plant operation

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What are three main programming in PLC

5 Answers  

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What is the main difference between the terms instrumentation and Automation?

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