How to connect field devices to PLC and DCS using a FIELD BUS, DP,MOD BUS(please tell me any extra interfce or adopters need in this case if we use remote i/o s)

3 Answers  

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why magnetic flow meter is not used in thermel power plant operation

2 Answers   JK Paper,

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what is the principal of operatio of dc motor

1 Answers  

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How to measure density of oil in your kitchen. i.e indirectly to verify the quality of oil using min. gadgets available in the kitchen/house.

1 Answers   HPCL,

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IF ASK IN THE INTENVIEW WHAT TYPE OF BMS YOU USE?

1 Answers  

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Related to control system, What is difference between 4-20 mA active & 4-20 mA pasive signal.

1 Answers  

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there are two candidates p and q in an election.During the campaign,40% of the voters promised to vote for P ,and rest for Q.however, on the day of election 15% of the voter went back on their promise to vote for P and instead voted for Q. 25% of the voters went back on their promise to vote for Q and instead voted for P.suppose,P lost by two votes,then what was the total no. of voters.

1 Answers   GATE,

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What do you know about gail?

0 Answers   GAIL,

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We have yokogawa cs3000 one fcs and 4 his. After download to his, showing successfully at es, but not transferred to his.

1 Answers   Shyam Steel,

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I have a steam flow DP transmitter that has output swinging. Steam valve is in manual.I have good steam pressure. The impulse lines have steam tracing on them. The steam tracing has a hole in it that is blowing raw steam on the high side impulse line only. Could this be causing the swinging?

1 Answers   Honeywell,

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canu tell me why 4-20 ma and why not this 3-25ma?please give reason of this value.

6 Answers  

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what are the steps to commissioning a DCS system?

2 Answers   BGR Energy,

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