Beam Photoelectric Sensor Electric Counter Module
This Beam Photoelectric Sensor Electric Counter Module, based on the LM939 comparator chip, detects objects between its two arms. It sends a HIGH signal when something passes the photoelectric sensor.
$4.75
5 in stock
This item: Beam Photoelectric Sensor Electric Counter Module
5 in stock
$4.75
$4.75
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Beam Photoelectric Sensor, also Known as Photoelectric Counter IR LM393. This Photoelectric IR Counter module, which is based on the LM939 comparator chip, detects objects between its two arms. It sends a HIGH signal when something passes the photoelectric sensor.
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| Weight | 0.012 kg |
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| Dimensions | 3 × 2 × 1 cm |
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