Why we use the double acting control valve in flow line?

3 Answers  

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list of flame proof certification ?

1 Answers   TATA,

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Types of contol loops

2 Answers  

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what is the difference between Digital output DO signals /Commands for start/stop and Solenoid valves ??

1 Answers  

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why we set -10 volt in vibration sensor output,why not +10 volt

3 Answers   GE, Honeywell, LLM,

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what is difference between PLC and DCS?

10 Answers  

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If I want to buy a pressure switch & 3-way valve for hot water application then witch parameter I should consider.

1 Answers  

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need to calculate flow rate with the help of dp range and orifice bore dia and size. range is 0 to 400 inwc and orifice size is 12 inch 150 # rf and bore dia is 7.180 inch. need to calculation for flow rate

0 Answers  

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Why do we use triad cable for RTD to Temp.transmitter connection? Why we don't use 3 core cable?

1 Answers   Process Control Technologies,

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define feed forward control loop with example and drawing?

0 Answers   Honeywell,

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flow transmeter accuracy 0.075% of full scale & find ucertainty is 0.025 % so what is maximum limit band of uncertainty

0 Answers   ONGC,

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when a magnet is heated?

0 Answers  

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