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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what is the difference between single and double compression cable gland

3 Answers   Petrofac,

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How to calibrate radar type level transmitter for interface level? Total liquid(liq.1 and liq.2), level both the liq individually? For. Both the liquid levels how the signal will go from transmitter to dcs? How to calibrate. Single radar 9:26:55 AM for 2 different liquids in a tank?

0 Answers   Almeer Technical Services,

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how to define range of dp level xmeter in open tank

1 Answers  

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Hai friends I have dought for O2 analyser how to working in boiler area. And what is the basic principles

2 Answers   Enmas,

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WHAT IS MEANT BY SUPERVISORY CONTROL?

3 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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Explain the working principle of lvdt?

0 Answers  

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Why we are using PLC instand of DCS in ESD System? can u explain any one?

2 Answers  

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if the neutral and ground of ups voltege are connected together in the source itslef then why the voltege b/w neutral and ground comes positive in some other destination inspite of having earth pit. how can we mimmise this?

1 Answers  

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HI FRIENDS IHAVE QUESTION 1.WHAT IS PARTIALSTROKE TEST?WHY IT IS USED ON ESD ON OFF VALVES?

3 Answers   KNPC,

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In RS 500 SLC 5/03 input change one module card to another card, plz. give steps clearly.

0 Answers   BHL,

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