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

12 Answers   Essar, Visa Steel,

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HOW TO CHOOSE FREAQUENCY IN FMCW TYPE RADAR INSTRUMENTS. DESIGN BASIS OR DESIGN CALCULATONS ?

0 Answers   Chevron,

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what is dedband in instrumentation ?

3 Answers  

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What is difference between reset and initialization in industrial automation?

1 Answers   Marafiq,

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During valve sizing from all calculation you got flow coefficient CV 12,than what it means? like for selecting pressure transmitter if your MAWP is 12 bar than you select a capsule of max. 20 bar which cover your mawp 12 in same way for selecting control valve If CV is 12 than how we use it in selecting valve??????

1 Answers  

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tell me about the instrumentation,what is the actual need of it ?what are the characteristics of a IC engineer ?

11 Answers   L&T,

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How DP Transmitter can be calibrated for crud application in floating roof tank?

2 Answers  

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centrifugal compressor interlock? Tell me the parameter at which compressor will trip

0 Answers   Cairn,

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WHICH INSTRUMENT USED TO CALIBRATE CONTROL VALVE?

8 Answers  

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why orfice is not used for main steam flow calculation

0 Answers   OEG,

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How to calibrate the magnetic flow meter and how to correct the flow if it is showing more flow.

5 Answers   Bohra Industries Limited, TCL,

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how to define range of dp level xmeter in open tank

1 Answers  

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