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why we use only 4 to 20ma other than 0 to 16 ma
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Answer Posted / farooq ahmad
Because we want to check the tx is damaged or not.If it
will be normal & no process variable applied then we can
get o/p 4mA...if it will damaged then o/p will not show 4
or near about..
| Is This Answer Correct ? | 5 Yes | 7 No |
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