Answer / palanisamy

In orifice plate the area is constant & Dp is variable.
Whereas in the Rotameter the DP is constant & the area is
variable.

Answer / asfaqh amir m

rotatmeter is maintaing constant differential pressure and
orifice plate does not like that it will differ.

Answer / yakin patel

Rotameter it self flowmeter and orifice is obstracle plate which is used for flow mesurement in dp type trnsmitter

what is the meaning if the control valve CV is 27,in terms of selecting procedure?

2 Answers  

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What are different types of orifice plates?

0 Answers  

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How to calibrate level switch?

2 Answers   Power Plant, Sabic,

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What is zero elevation and zero suppression?

0 Answers   CCIE,

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what is the difference between active & reactive power?

0 Answers  

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HOW TO SOLVE PROBLEM WITH ENRAF LEVEL TRANSMITTER 854 ATG THAT PASSWARD DO NOT Exist INTO TRANSMITTER TO ADJUST LEVEL WITH PORTABLE PET 847, WRITTEN WRONG PASSWORD , I AM SURE THAT DEFAULT PASSWARD (W2=ENRAF2) IS THIS TRANSMITTER NEED TO REPLACE SOFTWARE AND HOW?

0 Answers   Lerco,

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I am an intru engg frm pune n completing mba marketing in may 2010, what kind of profile would best suit my educational qualifications??? Also, i will move to US in jan 2011, so this job experience should count Over there too 'coz i want to continue workin even there....

1 Answers  

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What is the formula to convert mv to temperature in k type thermocouple?pls simply elaborate? I got one ans.it is Temp=mv×25°+atmospheric temp,but here what is 25°,i confusef ,so pls????

2 Answers   HPCL,

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Explain the functions of the CPU of a PLC.

1 Answers  

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How to convert milliampares into flow??

0 Answers  

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I need circuit for RTD senser?

0 Answers  

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Identification of control valve parts.

0 Answers   CCIE, Oil and Gas Jobs,

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