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

how to draw a flowchart for swapping two numbers using bit wise operators?

1 Answers  

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what are procedure of sox-nox calibration

0 Answers   TATA,

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what is difference between 3 wire and 4 wire RTD sensor?

12 Answers   HTA Instrumentation,

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Can anyone send most commonley asked Instrumentation questions and answers in cement industry please?

0 Answers  

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how to calculate flow by dp transmitter?

4 Answers  

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HOW TO CALCULATE WAKE FREQUENCY FOR THERMOWELL???WITH OUT SOFTWARE..

1 Answers  

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What is the Differance between Graphics And SCADA Graphics? SCADA Graphics have less access?

3 Answers   Honeywell, Thermax,

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what is the resource block mode in foundation field but ? what is advantages for this

1 Answers  

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generally transmitter power supply having some range(12v to 35v) but the out put(4-20 mA) must same for given input.If we vary the power supply voltage then output mA also to be change according to V=IR. Is there any voltage regulator in the transmitter ?

1 Answers  

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warning lamp does not light, but it does light when the wire from the lamp going to the sending unit is grounded (the part that plugs into the sending unit) what does this indicate)?

1 Answers  

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hi... i'm about to learn siemens plc i came across following question in my mind ... plr ans 1. hw motor operated by plc 2. hw drive operated by plc explain dis by both ladder logic diagram and hardware config , connection

2 Answers   KCP Cements,

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why 4 to 20 ma? why cant some other range?

3 Answers  

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