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Kemo B045 Light Barrier 12v

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Brand: Kemo  MPN: B045  EAN-13: 4024028010458
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This useful project kit operates a relay switch depending on changes in the ambient light level.

  • The circuit uses an operational amplifier, used as comparator
  • Can be used as a light activated alarm sensor
  • Relay switch operates if light from a lamp, door, window, etc., is interrupted by a person's shadow
  • May also be used as twilight switch, automatically operating lamps, etc., at dusk
  • Kemo type B045


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