Answer / govardhan

if u didn't got the continuity,
1. make sure about the perol from field to jb ,jb to field
2. make sure about the core number
3. make sure about the terminals are properly terminated or not?

A pressure differential gauge type of instrument has a manifold with 2 isolation valves (hp and lp),2 vents(1 each for hp and lp) and 1 equalizing valve. Determine the position of each valve(either fully closed or fully open) when troboulshooting to: 1. zero the transmitter. 2. determine if there is a block in the impulse line. 3. determine if the gauge is functioning properly. The process fluid is water.

1 Answers  

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what is exact time to study dcs and plc cources

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what is span adjusment of transmitter? what is the function of positioner/

2 Answers   Kent,

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There is a problem with our HART475 it is not communicating with smart devices error becomes "NO DEVICE FOUND"we have insert 250ohm resistance as per requirement but invain plz tell me the solution?

1 Answers  

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WHY WE WILL USE 0-24VdC IN ELECTRONIC CIRCUITS AND INSTRUMENTATION TRANSMITTERS?

3 Answers   Aban Power, Jindal, JSW, Sugar Factory,

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1. How can leveltrol be installed in steam drum for measuring the level of steam drum?

1 Answers   Fischer,

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what are the definitions of input, output, command & signal according to instruments controlled by PLC using DCS System?

0 Answers  

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what is vibration sensor working principal and how many types its has??

5 Answers  

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Control valve Flow characteristic. How the equal percentege curve form?

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i have steam drum height 1000mm. and i want to placed the transmitter below the tap.how i calculate.

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Why DP transmitters are subjected to high static pressure test of 100 bar. Though they will be used for very small pressure range

4 Answers   HPCL,

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Positioner usage.

0 Answers   CCIE,

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