How does a single acting, spring return ball valve actually work? Does it require continuous air supply? 

0 Answers   Process Control Technologies,

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How many input(Analog and digital) and outputs(Analog and digital) are there in DELTA v DCS Version 7.0?

2 Answers  

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how to calculate static pressure in a pipe line,when we know the DP(differential pressure) in the line, area of the pipe? please any one tell me the relation between them..?

2 Answers  

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Why Flow measure in Square-root?

12 Answers  

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how to calibrate differential pressure switch

2 Answers  

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what is the meaning of HART ?

2 Answers  

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what is orifice plate? Give me best answer?....plz

5 Answers  

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Waht is surge in compressors and how to control it?

1 Answers   DEWA,

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How you calibrate absolute pressure with the calibration range of 0 to 1000 0C Absolute. Please explain the procedure for calibration.

0 Answers   Petro Rabigh,

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What is the difference between mmwc and mmwg?

0 Answers  

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what is the Difference Between Domain and Station?

3 Answers   Emerson,

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which is type of thermocouple is used to measure 1000deg?

9 Answers  

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