Answer / jspatel

One should confirm whether it is isolated and drained

Answer / ahmedallam

verify the instrument with technical data sheet and spec

Answer / fazil

one should have work permit..operator will control the signal manually.. close primary valve and manifold also
drain existing liquid or gas by drain plug.

remove termination and glanding also tape it to avoid short.then you can remove instruments

why the derivative in PID is always set to zero?

3 Answers  

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I have energy meter for educational project having 0.5s class but my friend need 0.2s class meter , which one is good for that purpose and what is the actual difference of that two classes , need very easy example also.??

0 Answers   BBS,

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draw shematic diagram of c/v positioner(smart type)?

0 Answers   Coromandel,

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What is inside the PLC panel? How does instruments communicate to DCS computer via PLC? What is the type of wiring in PLC connections? Please answer... Thanks

1 Answers  

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what is see back effect?

9 Answers  

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What is the differerence between hysterisis and linearity.

0 Answers   CCIE,

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what is the current pay package for an instrumentation engineer having 2 years of experience in cryogenic technology???????

1 Answers  

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Give 2 application of quartz crystal used for process parameter measurement.

0 Answers   ADMA OPCO,

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What are the two program execution modes of PLC?

4 Answers  

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So I'm a first year apprentice and I'm having a tough time with knowing the difference between AI, AO, DI, DO. I'm having a hard time understanding what devices are which and why. Can someone explain this to me?

2 Answers  

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What are the materials available to prepare individually for competetive exams in Instrumentation field? Plz reply...

0 Answers  

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what are the different types of communication cables used in automation and what are the difference in the cables

1 Answers   KN,

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