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why level transmitter input is given 4to20ma

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why level transmitter input is given 4to20ma..

Answer / faiyaz ahmad

Transmitter is physical device transmitter is get the signal of analog means it will give the electrical out put means 4-to 20 mA according to the mA we can find out the level of liquids
in side the vessel 25% or 50%.

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why level transmitter input is given 4to20ma..

Answer / ayaz

Tranmitter input supply in voltage 24vdc and output 4-20 is standard output signal and use for Transmitter health monitor.

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