Answer / rafaqat

Profibus is used to make comunication between PLC & other
devices like inverters etc. this is siemens technology
mostly used on siemens PLC, while Allen Bredly use DH+,

also some other protocoles are also available in the market.

In bimetallic temp. Gauges why does metal strip bend? Why do we use low expansion factor metal and high expansion factor metal in bimetaliv strip?

1 Answers   Process Control Technologies,

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i have D.p. transmitter of range 0 to 2540 mmWC, i want to use this for flow measurement (0 to 500 ltr/hr.) what should i do?

9 Answers  

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what is the working principle of hydra step(electronic level indicator)?

2 Answers   Bengal Energy, Lanco,

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Explain any simple temperature control system.

3 Answers   HGJ, L&T,

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please tell me how maintainence person shifted to good epc company/design company

0 Answers  

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Why the ammonia and Nitric Acid level indicators is with millimeter ? and What is the conversion form millimeters that level indicator indicate to weight ?

0 Answers   EHC,

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Why Flow measure in Square-root?

12 Answers  

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How d.p. Transmitter can be applied to open tank?

0 Answers  

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how bolometer is used in temperature measurement ??

1 Answers  

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What is the difference between PLC and DCS?

3 Answers  

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What are different type of instrument cable

0 Answers   KOC,

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What is the difference between a double acting and single acting positioner? what type of valves use single acting positioners?

1 Answers   AquaTech, NamPower, Samson Resources,

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