Which standard is used for calibration of Control Valves ?

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What is derating factor in Motor?

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what is dedband in instrumentation ?

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why thermocouple called thermocouple?

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what is beta ratio?

3 Answers  

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what is linerity and non-linearity?

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Transmitter reading is zero but in DCS showing one Bar what is the reason ?

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What is standard procedure of manual mapping in Radar type level transmitter?

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in natural gas indirect water bath heater,how to prevent the problem of backfire from firetube during ignition...becoz of this backfire performance of wbh is going low.

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What different types of problems do occur while doing the loop checking? and please explain in detail or mail me at kadam.aniket143@gmail.com

1 Answers   Operational Energy Group, Process Control Technologies,

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in split range control valve,two valve should be in two different line and that should have some distance,and we have only one positioner feed back link.so how we connect one feed back in two control valves?if you have picture please forward me.my email id kb.syamkumar@gmail.com

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hello.my friends.i am an electronics & instrumentation engineer.i want to know Q1.why lugs use in instrumentation cable termination? Q2.if limit switch not working what to do?

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