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why are use only 4 to 20ma. signal.

Answer Posted / deepesh

1) As stated earlier, 4mA is used to avoid the conflict
between live zero and dead zero.

2)In 4 mA to 20 mA range, current to pressure converter
gives linear output.

3)This range is intrinsically safe.

4)Low power consumptions

Is This Answer Correct ?    17 Yes 2 No



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