What is the difference between instrument earthing and normal earthing? and why is it necessary to do so?

3 Answers   Atul,

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Troubleshoot to the device level basic process control systems given the Process and Instrumentation Diagram?

2 Answers   Chettinad, HPCL,

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what is meant by nuclear collector?

0 Answers  

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What are different types of valves?

0 Answers  

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what do you mean by cathodic protection?

1 Answers   Saipem,

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how to connect transmitter measuring sulfur process? 1-by using long impulse line or 2- by using coated short impulse line

0 Answers  

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why pressure 3-15psi is used as industrial standard and what is the reason

2 Answers   JAL International, UltraTech,

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role of electrical engineer in the instrumentation industry

1 Answers  

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(1) In turbine, what does term CDP, NI, NH, HSSOC, means. (2) What is the purpose of LO overhead tank in turbines.(3) An equipment is certified for EEX, IA, IIC,T6, what do you under stand by this.(4) what is SURGE, and how it is prevented, what is the purpose of bypass valve across AS valve.(5) Give 2 application of quartz crystal used for process parameter measurement.(6) what is meant by cold float of compressor shaft. (7) state four different types of flow measurement. For gas flow measurement mmscfd is the common unit. Expand the unit and specify significance of word S in the unit.(8) what is meant by Gap voltage, in vibration measurement. Normally how much Gap voltage is set and state the reason.(9) what will the new flow factor if D/P transmitter is Re-Ranged from 25” wc to 50” wc.(10) what is the usage of QDV & Volume booster.

0 Answers   ADMA OPCO,

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whatis range of marcury filled tempereture gague

0 Answers   Dr Reddys,

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i am from instrument branch i want paper patern of mahagenco . any pevious years paper regarding my branch send me please . please.....

0 Answers  

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HOW THE ORIFICE & PRV SIZING BE HAPPENED -- EXPLAIN IN BRIEF

3 Answers  

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