Answer / rajesh.m.kon

ESD- Emergency shutdown... it is for shutdown the total plant
during or in-case of any emergency like,high pressure accured
in process , instrument air failure, or any utility failure.

PLC- programmable logic controller.. by implementing logic or
program's , we can achieve the ESD by using PLC

so ESD is a kind of logic, PLC is a hardware.

Tell about your IFFCO plant visit.

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why used three wire in RTD.

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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.

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diff c and c++

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define optical temperature detector

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can you provide me full detail about instrumentation in ONGC??

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