Answer / leo dominic

A proportional–integral–derivative controller (PID controller) is a generic control loop feedback mechanism (controller)

what is the daily job of an instrument commissioning supervisor

1 Answers   Petrofac,

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Hi buddies! my name is sachin and i am working as a electrical and instrumentation engineer in a paper plant. right now i am facing a problem and if someone could help me it will be an immense pleasure to me. i am using AC 800M to synchronise DCS500 drives on paper machine and rewinder.communication is on PROFIBUS and we are using NPBA-01 module to link profibus to DC drives.But these days two of these drives are showing a error named FIELDBUS COMM.TIMED OUT and the drives get tripped.I have changed the NPBA module and PROFIBUS cable.So if anyone can do please help me out with this problem.I'll be highly grateful.

0 Answers  

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Why does a pressure gauge installed on reactor, doesn't have any vent line below to release the pressure? Is it any kind of designing mistake or it actually does not require any vent line? And if it does not require any vent line below it then how we are gonna release the pressure built inside the pressure gauge?

0 Answers   Process Control Technologies,

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what is meant by control valve sizing?

3 Answers  

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how to convert bar to mA?

1 Answers  

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How can you differentiate Instrumentation to Electrical?

1 Answers  

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How to work DCS? how to get the signal from Field Instruemtns to PIB to Console?

2 Answers   Alstom, Invensys,

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Yokogawa dcs nodes advantages?

0 Answers   Petrochemicals,

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where are following valves are applicable to install. can any valve be installed any line. globe valve butterfly valve boll valve gate valve

0 Answers  

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HOW WE MEASURE A DRUM LEVEL BY DP TRANSMITTER ? WHAT IS ITS FORMULA ?

2 Answers   Thermax,

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Anybody can tell me  how to convert mmHg2o /psi to scfm  please give me formula of conversion

0 Answers   Samsung,

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We are using Rosemount 5400 series Radar Level Transmitters in all types of Sump Applications having oily water hdrocarbon petrochemical nature. What we are facing the problem frequently is that always getting reading frezzed at some value. If we do power recycling , sometimes it is working . then making same freezing problem. If anybody faced before such type of problem and also having solution , Please give the answer.

0 Answers   Sabic,

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