why to use 3 wire at RTD ? what's the reason for common wire ?

4 Answers  

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any body please send me the old question papers of ongc test.

0 Answers   NTPC,

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How to work ultrasonic flow meter ?

1 Answers  

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How do you calibration D.P transmitter? ?

2 Answers   Power Plant,

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what is the pressure in the tank when its level of liquid is 1.5 meters when its total capacity is 2 meters

2 Answers   Engro,

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what is remote mount with MTA option? (In case of Dual Sensor Vortex Flowmeter,rosemount has written in its catalog drawings).

2 Answers  

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yogokowa field bus system transmitter all's we are geting IOP fault in Contiunes please help me fine how we can normal the broblems?

4 Answers   ABB,

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What is the difference between Error and Offset.

1 Answers  

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What is Integral and Derivative control?

5 Answers   Qatar Petroleums,

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What is DDC-MIS?

3 Answers  

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Someone please do mail me some instrumentation questions for Hindustan Petroleum test to avinalexander@gmail.com .Really would be gateful if someone could help me

3 Answers   HPCL, Immersion, IOCL,

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what is isolation Transformer???...

3 Answers   Emerson,

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