EXPLAIN PROPOTIONAL INTEGRAL DERIVATIVE CONTROL ACTION?

1 Answers  

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what deference between panel earth and systemearth

0 Answers   Tecnimont,

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what is the importance of CV in the control valves? how it is calculated?

0 Answers  

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What is rtd output signal

4 Answers   Nestle,

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what is span value and zero ? and how set ?

0 Answers  

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If fire would be inside the plant which fire detector is to detected the fire.

0 Answers   KOC,

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what pressure transmitter?

8 Answers   Bhel,

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how many type of control valve?

10 Answers  

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what is the different between plc and dcs ? I know full name of this two but I want to know what structure and working style and speed I/O capacity and controller difference?

2 Answers   L&T,

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if we open the inlet of an air regulator ,how it will affect the out put of regulator? (out put of regulator is using to operate an on-off valve.it is an air to open valve,and valve is in open position.my doubt is air regulator will hold the valve in open or not,if there is no consumption or leak in regulator out put side ,we only loose the input pressure.)

4 Answers   Asian Paints,

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What unit is used for measuring comp. outlet flow. it is CFM, M3/hr or NM3/hr. ?

5 Answers   Jk Tyres,

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What happen if I install my pressure transmitter below the elevation of pipe in natural gas service?

0 Answers  

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