How digital input and digital output 's are working in dcs

0 Answers   BBV, Indiabulls,

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in instrumentation why we are using 4-20mA , why not voltage ? if somebody design a instrument which works on voltage then can we use that instrument?

6 Answers  

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give eg of how I/P is used in control loops

0 Answers   CEPC,

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define feed forward control loop with example and drawing?

0 Answers   Honeywell,

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where can i find a flameproof hmi unit?

1 Answers  

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what is the vital subject for scoring bhel exam&what is the question pattern

0 Answers   Bhel,

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In RS 500 SLC 5/03 input change one module card to another card, plz. give steps clearly.

0 Answers   BHL,

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How find CGPA? when marks are 515/850 & 2559/3350. Plz any one tell me.

1 Answers  

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what is lead lag compensator and for wat v using that???

3 Answers  

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why would you like to join our company

0 Answers   Aramco,

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what is the formula for changing Range of Transmitter from X mmwc to some Y mmwc with respect to DCS NCMH flow range from x NCMH to y NCMH?

1 Answers   HCL,

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what is the difference between profibus and controlnet networking.

0 Answers   HZL,

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