Why the tapping connections are taking above for gas service and below for liquid service?

2 Answers   ADCO,

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what is the difference between transmitter and converters?

9 Answers   Videocon,

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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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What is loop or pigtail in an impulse line?

8 Answers   Qatar Airlines, Qatar Petroleums,

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i have D.p. transmitter of range 0 to 2540 mmWC, i want to use this for flow measurement (0 to 500 ltr/hr.) what should i do?

9 Answers  

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why OPC server is used in DCS?

2 Answers  

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Can be operate control valve without positioning if yes ? how and why?

4 Answers   Focus,

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Hi buddies! i am facing a problem and if someone could help me it will be an immense pleasure to me. we have compect logix PLC 1769 2L AO module to Heat @ 52 to 56 Deg C .So if anyone can do please help me out with this problem.I'll be highly grateful.

1 Answers   Cadila,

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How we are blocking 40 kg or more pressure through only 6 kg instrument air in control valve 

3 Answers  

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How much voltage we are using at switches?

4 Answers   Edac,

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we are using centum vp as monitoring with Dell precision work station T3600 but some times PC(s) are restarted automatically . how we can solve this problem? thanks

0 Answers   Oil India,

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How many interlocks at turbine side?

0 Answers   Edac, SRF,

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