How to calibrate the control valve.

1 Answers  

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Distributed control system

1 Answers   CCIE,

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Consider a level troll. i am getting a correct value in 4mA and 20mA. the value in the middle(30 to 60%)is disturbed and i am not getting the appropriate value. what is the solution to normalize the level and to get the correct value..

2 Answers   KNPC,

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What is sensitivity of K type thermocouple? Is polarity important in thermocouple connections?

3 Answers   Honeywell,

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if we have 450 mm heigth boiler drum level ,so what is span & zero value for a dpt tranmitter

4 Answers  

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what is the procedure of O2 sensor(ABB) calibration?

0 Answers   Aramco, Samsung,

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Draw symbols of the following :

0 Answers   CCIE,

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what is instrumentation?

8 Answers  

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what is the procedure for auto tune in masoneialn 12300 series displacer type transmitter?

0 Answers  

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In your own words, would you expect an ultrasonic level device to work better in a pressure vessel with a high pressure or a strong vacuum, and why?

1 Answers  

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what is mean of 3 by 2 automation ?

5 Answers  

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Boiler flame scanner advantage?

0 Answers   Fluke, Petrochemicals, Tata Chemicals,

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