Wiring a Dusk to Dawn Photocell Sensor

The light switch should always remain in the on position for the photocell to operate automatically. Turn the light switch off first to make sure the lights do in fact turn off to isolate the problem to the wiring at the photocell or the photocell itself. If the lights remain on with the switch off (Highly doubtful) you have something messed up.

Variety of photoelectric switch wiring diagram. A wiring diagram is a simplified traditional photographic representation of an electric circuit. It shows the parts of the circuit as streamlined forms, and the power as well as signal links between the devices.

Short version how, what and where to do with the three wires on that photocell you want to use to automatically turn your lights on at dusk and off at dawn. If you would like to see more about the ...

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Wiring a photoelectric switch, whether it's on its own or into a light fixture, first requires that you shut off the power supply for the circuit so you can work safely. Photoelectric switches are used in outdoor lighting.

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