Example of dry contacts & wet contacts?

3 Answers  

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if in a level tx height is given, how u calculate the ranges of the tx?

2 Answers   Bombay Rayon Fashions, Invensys,

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What is three element in drum level?

0 Answers  

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what will happen if transmitter wire get shoted?

2 Answers   Sabic,

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What is the difference between HMI and MMI?

16 Answers  

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explain Cascade Control strategy with the help of a block diagram. also exlain its working in a distillation column

2 Answers   ABB, Sabic,

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What are the types of control valves available

0 Answers   CCIE,

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what type problems create in radar level transmeter and what is its solution

2 Answers   Essar,

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What are the most frequent problem faces with Vortex flow meter?

1 Answers  

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i am working in thermal power plant . if temperature transmitter is not showing reading in dcs then how can we rectify the problem?

8 Answers   TATA,

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1)how can calibrate temperature transmitter? 2)how can calibrate flow transmitter? 3)how can calibrate level transmitter?

3 Answers   ccic, Emerson, JK Pharma, NIGC, Rockwell, UltraTech,

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what is the basic working principle of I/P and Positioner in any control valve.

12 Answers   Essar, Visa Steel,

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