what barrier is used in process industry.

3 Answers   ADMA OPCO, Process Industries,

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in control valve is constructed as per API 6D or API 6A, then which standard is used for fire testing of valve?.

1 Answers  

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can we connect instrument earth pit to electrical earth pit, if not why?

2 Answers  

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Explain the combusion chamber

0 Answers   IFFCO,

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My flow transmitter range is 0-1000mmwc.DCS range is 0- 100m3/hr.What is correspond out put in terms of milliamps if my flow is 65m3/hr

4 Answers  

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what is stroke check for field instument transmetter's & AOV's

0 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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why metallic housing is provided of solenoid valve.

1 Answers   HPCL,

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if tx. dp increase or decrese what happend in the reading

1 Answers   BSP,

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What is ptw and write 3 types of ptw?

5 Answers   Emco,

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Why Ma signal is using for control system?

1 Answers   Petrofac,

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What is TMR

3 Answers  

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