What are the problems faced while testing HART instruments?

1 Answers   SSC,

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what is surge and how is it prevented, what is the purpose of bypass valve across AS valve.

0 Answers   ADMA OPCO,

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what is LAS in foundation fieldbus protocol?

1 Answers  

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How we calculate orifice plat size???

0 Answers  

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What is the difference between HMI and SCADA?

2 Answers  

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Draw a great bridge circuit.

0 Answers   CCIE,

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What is voltage regulator?

0 Answers  

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how to calibrate transmitter

3 Answers   Sabic,

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What is scale factor of proximitor & unit of the viabration.

2 Answers   Sabic,

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what is the calibration procedure for magnetic flow meter @ onsite

0 Answers  

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In Boiler Drum Level- Level control valve how can it tuning (PID)?

2 Answers  

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I HAVE GOT TYPICAL PROBLEM WITH THE TEMP.INDICATION. THE PROBLEM IS THE K-TYPE T/COUPLE OUT PUT IS CONNECTED TO A INDICATOR.THE INDICATION FLUCTUATES SOME TIMES AND SOME TIME IT IS STABLE. WHEN I CHECKED OUT PUT OF T/COUPLE THE MV WILL NOT VARY. WHERE AS INDICATION FLUCTUATES. WHEN I GIVE MV SOURCE TO T/COUPLE EXTENSIONCABLE FROM THE FIELD IT INDICATION IS STABLE. WHEN GIVE MV SORCE TO INDICATOR ITS INDICATION IS STABLE. PLEASE CLARIFY.

5 Answers  

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