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WHY WE NOT USE 2-20mA,1-20mA,3-20mA or 10-50mA SIGNAL?
INSTEAD OF 4-20mA.
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- Hindustan Unilever Limited, Yashmun Engineers, I also Faced
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Answer Posted / anil
starting with 4ma is to know DEAD or LIVE of the
transmitter,4 to 20 is used for linearty and according to
ohms law to covert 1 to 5 volt dc,
| Is This Answer Correct ? | 19 Yes | 4 No |
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