when the instrument tapping on pipe line is located below and transmitter is located above the tapping point for liquid service transmitter, what should we do, is there any additional drain valve is required??

2 Answers  

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Explain why plc require in analog input 4-20amp & 0-10 volt?

0 Answers  

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Why 1-5 vdc a standard?

1 Answers   Process Control Technologies,

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why we use 24v dc in instrument rahter than 230vac????

4 Answers  

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1.how can calibration temperature transmitter and flow transmitter? 2.

0 Answers   Gulf Jobs,

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How do we MEASURE OR CALCULATE VELOCITY used to calculate REYNOLDS NUMBER??

3 Answers  

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Give an example where you had aproblem on the job, and tell me how you solved the problem. and the finalvoutcome.

0 Answers   American Steel,

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Explain Split Range Control In Control Valve Briefly.

5 Answers  

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Specific gravity.

0 Answers   CCIE,

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what is function of DCS , and how is it work , explain with difination

1 Answers   Bapco Bahrain Petroleum Company,

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please tell me how maintainence person shifted to good epc company/design company

0 Answers  

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how to calibrate the interface leveltrol

1 Answers   Lanco,

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