What means zero and span in transmitter callibration.
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Answer Posted / rakhi n
Above explained is zero adjustment of transmitter,
Span of transmitter is
say is above transmitter is of range 0 mmH2o to 5000 mmH20
than span of transmitter will be 5000 mmH2O
sometime we do have negative ranged tnansmitter like -20
bar to 20 bar in this case span willbe 40 bar.
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