What is possitive and negative feedback?

3 Answers   KNPC,

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what is the input of digital RPM indicator during the calibration time?

1 Answers  

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what is KV and XV valve

0 Answers  

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Why Instrumentation Air Compressor called as Instrumentation Air compressor?pls dont just tell its trasferring IA to all transmitter,valves.I need exact reason, please......................

2 Answers  

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how can we tune a PID. If it is by zeiger nichols method..please explain briefly with help of an example.

0 Answers   KNPC,

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What are the key components of control loop?

1 Answers  

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What is micromotion transmitter? What is the porpose of using this transmitter?

2 Answers   Samsung,

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what is the exact job for automation enggineer?

0 Answers  

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

0 Answers   Bapco Bahrain Petroleum Company,

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why is honed type flow orifice plate? what purpose it used? how to select this?

4 Answers  

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how to calibrate transmitter online (in running plant)please explain correct procedure

4 Answers   Sabic,

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what is diff b/w neutron and ground?

3 Answers  

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