need to calculate flow rate with the help of dp range and orifice bore dia and size. range is 0 to 400 inwc and orifice size is 12 inch 150 # rf and bore dia is 7.180 inch. need to calculation for flow rate

0 Answers  

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how to calibrate control valves & power cylinders & ultra sonic level transmitters

0 Answers   ABB,

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Is an analogue only transmitter as accurate as a smart transmitter?

2 Answers   SCA,

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what is the field bus calble ? what are diffrences in orang colur cable and black coular calble ?

0 Answers   ABB, Yokogawa,

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I have a Control VAlve having size of 2 ".Only the known parameter is Pressure drop . Its 2 Kg. Then How to calculate control valve sizing means Cv.

0 Answers   JSW,

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What is full form of hart communicator?

2 Answers   KOC, UPL,

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can u guys tell me why we are using sheild in junction bos wiring ~! ?

1 Answers  

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Why we not use 2-20Ma or 1-20Ma

5 Answers  

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For an Instrumentation Engineer, is there any effect on Instruments of safety zones like zone0, zone1, zone2. As an instrumentation Engineer, what we have to consider or remember while working in these areas.( zones 0,1,2).

1 Answers  

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1)unmovable objects have frequency or not?if that object have frequency,how do we measure and transmit? 2)how do u measure the continuity without multimeter? 3)we put 24volt dc supply in railway track how many distance it is traveled without voltage drop?

1 Answers  

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how to calibrate transmitter online (in running plant)please explain correct procedure

4 Answers   Sabic,

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what is the diffrence between LCN and UCN

2 Answers  

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