| Other Instrumentation Interview Questions |
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| Question |
Asked @ |
Answers |
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| cascade controller is feed back or feed forward or both |
| 4 |
| when the instrument tapping on pipe line is located below
and transmitter is located above the tapping point for
liquid service transmitter, what should we do, is there any
additional drain valve is required?? |
| 2 |
| what are the steps to follow force a particular input or
out put from ics triplex esd system? |
| 1 |
| How to measure Flow of air line,what is the procedure of
creating DP in line to measure Flow! |
| 3 |
| how to trim the pressure transmitter ? |
| 2 |
| Explain about relays..
Can we give both AC and DC to the same relay...
How it is energising..
Explain its working.. |
IOCL | 7 |
| what is the meaning of HART ? |
| 1 |
| Why do we use 24V DC supply in instrumentation? What are its
merits and demerits?? |
JSW | 1 |
| with the help of suitable diagrams different types of control
valves |
| 1 |
| I have flow transmiter DP range is 0 to
5000mmwc,(convert) Display to be show in
m3/Hr. |
Orient | 3 |
| what is meant by Valve reversibility? |
| 2 |
| why we are using MARSHALLING PANEL? what is the role? |
| 3 |
| |
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