Answer / laxit - ch2m hill

Line Size, Process parameter ( P1,P2,Flow,Temperature),
Service material properties such as liquid or gas,
MW,SG,Vapor pressure etc. Try to get basic CV value with
equation & then check with the fisher/flowserve/samson etc
vendor sizing software.

what is the T/C & RTD mesuremaint?

3 Answers  

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what will be the output of the temparature transmitter if temp is 120 degre celcius.

1 Answers   Base Automation, NTPC, PDO,

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Where are use of pressure,level,flow switches?and what is input and output

3 Answers  

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How can SmartPlant Instrumentation users take advantage of these global services?

1 Answers  

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How to isolate a DPT from line in the condition that process must not be disturbed,and process is also critical and no bypass is available.?

4 Answers   Descon,

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relation between level and differential pressure.

3 Answers  

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What are continuances of connecting earthing and shield of branch cables (instrument to Junction box), at the same earthing pot provided on JB? Is it ok, or may produce some problem? 

0 Answers   Process Control Technologies,

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wht is loops ? how many loops are there?

2 Answers  

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In control engg. : Differences b/w 1st order & 2nd order system, graphically & theoretically ?

0 Answers  

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Can we use mov instead of esdv Explain the reason

1 Answers   KOC,

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1.what is the role of proportional comtroller in pid controller?2.How do u calibrate the control valve?

3 Answers   Bently, IOCL,

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Absolute pressure is 700psi,what will be the gauge pressure?

1 Answers   IFFCO,

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