defination of plc? why we use plc? application of plc? advantage of plc?

4 Answers  

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please explain clearly in PID controller if We increase P only what will be action of the contrlere.

1 Answers   IMECO,

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sir, give me placement papers and interview quistion of birla group company of copper.

0 Answers   Birla,

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I have completed B.E. Instrumentation & control in 2009. i have 3 year industrial job experience in chemical plant.now, I want to join M.E. in external. so, Plese say easiet way and good institute name.

0 Answers  

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What is difference between reset and initialization in system.

1 Answers   Marafiq,

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any questions on motor and energy conversions machines?

0 Answers   ABB,

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Is an analogue only transmitter as accurate as a smart transmitter?

2 Answers   SCA,

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How to calibrate level transmitter with use of HART?

0 Answers   Samsung,

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what r all the closed loop used in boiler? for this related tell some web address..

3 Answers  

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what will be the pressure in tank which has the total level of 2 meters and is filled 1.2 meters ?

4 Answers   Engro,

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why we set -10 volt in vibration sensor output,why not +10 volt

3 Answers   GE, Honeywell, LLM,

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Regarding MOS (maintenance override switch), I want to know its function and its state ( 1 or 0 when not activated ). An example will be very helpful..thank you.

1 Answers  

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