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Beam-Break Sensor and Relay Demo

This demo uses a beam-break sensor and a relay to turn on/off a wall-outlet device (Christmas tree lights).

Parts and Code

  • Arduino Uno, Breadboard, Wires

  • NorthPada Power Supply 9V 2A Charger AC Adapter for Arduino UNO R3

  • Adafruit IR Break Beam Sensor - 5mm LEDs [ADA2168]

  • KY-019 5V One Channel Relay Module Board Shield

  • AC 120V Christmas Tree Lights

Wiring Schematic

BeamBreakSensorAndRelayDemo.png

Demos created by A. Torp, D. Zhu, and S. Marra

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