Answer / sara

That depends on type of flow meter that has to be calibrated . Will let you how a flow meter in lab is calibrated . Set up requires and piping arrangement test meter in line with a master flow meter ( ex turbine flow meter). And a prover is connected to that master meter. Basically test meter reading is compared with the master meter , error value is determined.

What Is Pre- Commissioning Package +what is DCS & ESD Pre- Commissioning for Instruments Please explain your answer on practical ground base

0 Answers  

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What is surge in compressors? How to detect and control it?

3 Answers   Kharafi National,

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what is difference b/w Earth and ground

2 Answers   PPL,

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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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dear friends pls tell me how temperature compensations are done in bourdoun tube of pressure guages thankx

1 Answers  

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Can we used Condensate Pot on flow transmitter which is using on liquid having sluge and DP transmitter is in pit and below the process line,Can we used Condensate pot for accamulate the Sluge?

1 Answers  

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HOW TO CALCULATE WAKE FREQUENCY FOR THERMOWELL???WITH OUT SOFTWARE..

1 Answers  

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flow transmitter range is 0 -500 mmwcc but the transmitter shows 12 ma for o mmwc instead of 4 ma ...how to solve this problem when we apply 375 mmwc it shows 16 ma

3 Answers  

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what the differant between Wet Leg /Dry Leg

2 Answers   Sepam Group,

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What is the PLC Level & type.

2 Answers   Bhushan Power Steel,

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i want to calibrate a transmitter in the range of -100 to 300 mmwc. How it is possible to measure -100 to 300?.

2 Answers   Hindalco,

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Please can anybody help for control valve sizing step by step procedure?

0 Answers  

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