CPC G01D 5/244 (2013.01) [G01D 21/02 (2013.01); H04Q 9/00 (2013.01)] | 20 Claims |
1. A counter unit comprising:
a measurement unit configured to measure an actually-measured value by counting a number of pulses of a pulse signal;
a comparison unit configured to determine coincidence between the actually-measured value measured by the measurement unit and a target value;
a time information processing unit configured to store a time corresponding to the actually-measured value in a buffer as target time information when the comparison unit determines that the actually-measured value and the target value coincide with each other; and
an output unit configured to output a plurality of pieces of target time information stored in the buffer to an external device through communication with a predetermined communication period.
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