what is the formulae to find the thermocouple output to temperature

5 Answers  

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What is principle of ultrasonic level transmitter?

3 Answers  

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What is the cv of a control valve?

2 Answers   CCIE,

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what is actual drum level and compensated drum level?

0 Answers   APGenco,

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Hi buddies! my name is sachin and i am working as a electrical and instrumentation engineer in a paper plant. right now i am facing a problem and if someone could help me it will be an immense pleasure to me. i am using AC 800M to synchronise DCS500 drives on paper machine and rewinder.communication is on PROFIBUS and we are using NPBA-01 module to link profibus to DC drives.But these days two of these drives are showing a error named FIELDBUS COMM.TIMED OUT and the drives get tripped.I have changed the NPBA module and PROFIBUS cable.So if anyone can do please help me out with this problem.I'll be highly grateful.

0 Answers  

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What is the difference between radar and ultrasonic level transmitter? Which method is best and more accurate?

8 Answers  

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pls send me the 10 years technical question papers of NTPC AND BHEL

15 Answers   Bhel, NTPC, ONGC, UCE,

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Why trim span ? How?

0 Answers  

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What information needs for Control Valve "sizing"

1 Answers   Qatar Petroleums,

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what is the difference between Digital output DO signals /Commands for start/stop and Solenoid valves ??

1 Answers  

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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 the function of positioner in control valves? does the control valve operate without positioner?

3 Answers   Hofincons,

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