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.

Is it possible to drill additional gland hole in EExd or EExe JBs? What are the points to take care?

2 Answers  

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Hi, I'd like to know the purpose of MOS (maintenance override switch). At site, these switches are installed in a stanchion with the transmitter (connected to ESD). thank you.

3 Answers   Adani, Adani Wilmar,

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What is the difference between mmwc and mmwg?

0 Answers  

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A DP Endress and Hauser flow transmitter is always tripping pump at low flow. set point is 74 cubic meter/hr. Thorough impulse line flushing and zero calibration has been done, yet problem persists. What do you think is the problem and how do you rectify this fault?

5 Answers  

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what is different between modbus and serial link? please could anybody give right answer.

2 Answers  

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What do you do as a Engineering person EPC for Sizing&Selecting Control Valve?

1 Answers  

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Which are all the commonly used Bordon tubes in the pressure gauges. Do any one use ASTM A 312 tubes for this purpose?

0 Answers  

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in rotark mov in display err msg showing how to remove the error

1 Answers  

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What is the working principle of Bentley Nevada 3300

1 Answers   SMIT,

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What is PDS and PDMS ?

0 Answers  

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what is the use of glycol filling in seal pot (or) condensate pot in instrument impluse line?

7 Answers  

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What is the basic difference between 2 Wire, 3 Wire and 4 Wire RTD

2 Answers  

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