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why does a transmitter o/o signal starts from 3-15psi or 4-
20mA?
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Answer Posted / rajesh j
4-20mA is because the least power consumption range with
linearity and to detect even when signal line opens
3-15psi is because of the minimum linear range for which
the control valve will respond to pneumatic signal
| Is This Answer Correct ? | 1 Yes | 4 No |
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