Answer / chandrasekarapandian

Step 1 --> Find total tank height (from top to bottom)
Value 1
Step 2 --> Find the empty space inside tank (from top to
just touching process fluid level) Value 2
Step 3 --> Value 1 - Value 2 == level of fluid in tank

compare the calculated value & Level transmitter value &
calibrate LT .

measure the values 1 & 2 by a standard measuring tape or a
master instrument.

Answer / haparmar

By Geomatery ,Measuring a Volume = 22/7 R*R H

Why plc require in analog input 4-20amp & 0-10 volt?

0 Answers  

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What is difference between loop and zone ?

5 Answers   Adgas, Bilt,

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2 Answers  

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0 Answers  

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why 4-20 mA signal is preferred over a 0-10V signal

17 Answers   Sofcon,

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4 Answers  

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1 Answers   SGS,

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2 Answers  

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1 Answers  

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Name different parts of a pressure gauge.

0 Answers  

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Dear all... I have 1 0-400 duplex type RTD, I connected the A side to the temperature indicator and B side to the PLC panel, but when I have observed then found that The PLC side temp has the variation. and it was distub to other RTD temp also. so what can I do.pls help me

1 Answers   Worley Parsons,

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Why we use 3-15 psi air for control valve input?

2 Answers  

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