Can you explain drawbacks between P,I,D & PID controller

1 Answers   JSW, Priya Cement, TPL,

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how the actually positioner of control valve working? where we gave 3-15psi pressure to I/P converter where it is firstly applied ?- on I/P to positioner then what happen? is control valve operate on 3-15 psi or its bench pressure?

2 Answers  

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Advantages of servers over normal desktop in PLC SCADA system

1 Answers   InfoMedia,

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What is seismic transducer?Where it is used?

1 Answers  

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IF PLC POWER FAILURE THEN WHAT HAPPEN?

2 Answers   IFFCO,

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Which buffer solution is used for PH transmitter calibration?

3 Answers  

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What are the different types of temperature sensors and the principle they work on?

1 Answers   GAIL,

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in the pipe line if the control valve fails to respond to controller action,by what means we can stop the flow in the pipe line ?

9 Answers  

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How would you choose differential range?

0 Answers  

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how we are selecting instuments by differentiating certain instruments in 4 to 20 ma range and certain in 1 to 5 v dc

0 Answers  

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Draw block diagram BOILER COMBUSTION loop & Explain

1 Answers   Bajaj Hindusthan, Exxaro,

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What is difference between Isolator and Barrier ?

1 Answers  

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