Answer / v.poornachandran

A distributed control system is computerized control system for a process or plant usually with a large number of loops,in which autonomous controllers are distributed throughout the system

what is proportional & what is proportional band

1 Answers   Nimir,

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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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How Many Slave Can be used in one slave ?

2 Answers  

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please tell me how maintainence person shifted to good epc company/design company

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protection relay watchdog contact operation?

0 Answers   L&T,

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the square root type transmitter r used to which applications

4 Answers   Roche,

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Hi..i am B.E. (elect.&comm.)..i m workini in a bio mass power plant as inst. Engg. I want 2 know about growth in big power plant sector..is this field is good 4 me ..i m electronics engg..? Plz plz reply..

2 Answers   Reliance,

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how to connect the HART protocal with control valves

1 Answers  

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what is the responsibility of an instrument commissioning supervisor

0 Answers   Petrofac,

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how to relay switch sense the fault?

0 Answers   ME,

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What is protocol ?

3 Answers  

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diff between neutral ,ground,phase , earthing and shielding?

0 Answers   L&T,

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