Why the industry's standard current standards are from 4mA to 20mA,not from 0mA or any other range?

3 Answers  

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WHAT PRINCIPLE OF GAS ANALYSER( CO,CO2,N2)

2 Answers   Jubilant Organosys,

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IF ASK IN THE INTENVIEW WHAT TYPE OF BMS YOU USE?

1 Answers  

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How to Calibrate Vibration Probe (Axial, Redial) in field

0 Answers  

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I have completed B.E. Instrumentation & control in 2009. i have 3 year industrial job experience in chemical plant.now, I want to join M.E. in external. so, Plese say easiet way and good institute name.

0 Answers  

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What is purpose of shield wire?

1 Answers   IFFCO,

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What are the most frequent problem faces with Vortex flow meter?

1 Answers  

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What is mean by analytical instrumentation?

0 Answers  

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I want measure the volumetric flow of gas in waste heat recovery Boiler?Tell me how and which type of instruments required. Plz mail me:naba02222@gmail.com Sam please post the answer .

0 Answers  

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what is the working principle of dis-placer type level transmitter

1 Answers   Sendan,

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I have a MRE200 amplifier for controlling a mitsubishi servo motor, I would like to know how many pulses are required to rotate the servo motor by 1 degree and what must be the pulse width

1 Answers   Essar,

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What is the difference between HMI and MMI?

16 Answers  

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