Explain how thw analog to digital converter works with the circuit diagram

0 Answers  

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we have LPG spherical Tank and we want to install DP Xmtr for level measurement.below are the physical measurements Total height of tank is 1850 mtr but 0% level is 1000mm above bottom and 100% level is 450 below upper side.What is the LRV and URV and please mention the formula .The SG of LPG is 0.53 and Wet Leg method will be used.

7 Answers  

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In control valve there are two type of valve seat we can use metal to metal seat & soft seat.On this valve seat i have following doubt. 1)I have never seen practically the internal assembly of valve so my doubt is that basically weather the seat is soft seat or metal its basic MOC is same as valve body(SS or CS) only in soft seat we are using PTFE ring & place on valve seat & in metal this PTFE ring is not threr am i correct??????? 2)what are the common general rule for using metal to metal seat & soft seat,means its depend on process parameter like liquid,gas, steam & on valve leakage class.

1 Answers  

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Flame scanner

1 Answers  

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In field side transmitter voltage droping here no loose connection then what will happen?

2 Answers   Edac,

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what is differences between singal acting and double action valve

1 Answers   Carlo Gavazzi, Welspun,

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What is a PID controller and how can it to applied to our everyday life?

4 Answers  

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what is power factor?

1 Answers  

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if RTD damage in plant, how we know?

5 Answers   Reliance,

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Difine flashing , Cavitaion & Noise? how to minimize these effects

3 Answers   L&T,

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I am a instrument technician. recently i attend interview and face one of question for DP transmitter ,the client asking about the calibration of DP transmitter ,am answer the calibration procedure, they will ask one more question. why open LP side in atmosphere? i did not answer that question. so please help me and explain the particular question. Dear firends waiting for your valuable replay

3 Answers   Qatar Petroleums, Samsung,

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what is the difference between active & reactive power?

0 Answers  

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