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

15 Answers   Bhel, NTPC, ONGC, UCE,

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What is passive connection of instrument in different type of I/O module

1 Answers  

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what is positive feedback and negative feedback?

2 Answers   CEPC,

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There is a problem with our HART475 it is not communicating with smart devices error becomes "NO DEVICE FOUND"we have insert 250ohm resistance as per requirement but invain plz tell me the solution?

1 Answers  

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How to calibrate capillary type level transmitter

0 Answers  

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what is the difference between impact plate n coriolis type solid flow meters n how they works....n which one is better

1 Answers  

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WE ARE HAVING YOKOGAWA CENTUM CS 3000 DCS, 2 FCS AND 4 HIS " When the operation Download to HIS message appears: Equalize start. HIS0163 WARNING: Could not connect to equalize destination. (7001) Retrying. Number of retries = 0/1 ERROR: LdXopsLoadMain: connect error 10060 ERROR: LdXopsLoadMain: connect error 10060 ERROR: Processing terminated due to connection error. (7002) Equalization end with errors. HIS0163 ---- ERROR = 3 WARNING = 1 ---- Tell me, please, why and how to solve the problem."

6 Answers   Khas Pvt Ltd, Yokogawa,

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d/p flow transmitter LP side give to pressure.what you geting out put ? how you get(ma)?

6 Answers   ABB,

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Explain Difference between Bech set and operating range of control valve

3 Answers  

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what is the best method to measuring level in high pressure and temperture thank?

4 Answers  

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I am new in work for 1 of our project we have some instrument in BOM including Pressure, Temp. and so on, I also noticed some objects like pressure switch process HOOK UP; which I don't know what does "HOOK UP" mean here.

3 Answers  

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how can i calibrate a smart temperature transmitter used by druck 720 process calibrator?

0 Answers   Texas,

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