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Why any transmitter signal is 4-20 mA only
Why is started from lower range 4 mA and upper range is
20mA.
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Answer Posted / p.v.srikumar
because if use 0 -20 mA as 0-100% there is any signal cable
damage or cable open it will show only 0%. if use 4-20mA as
0-100% it will show bad process value(live zero).
| Is This Answer Correct ? | 13 Yes | 9 No |
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