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Navago Twilight Switch is designed for automatic control of outdoor luminaries like street lamps, campus lightings, yard lightings, compound lightings, etc. Switching is based on ambient light level.
The judgement of the Twilight Switch is based on an infrared sensor. The field of view of the sensor is such that the ground lights like automobile and torch light do not affect it. The light of the lamp post on which the sensor is fitted will not reach it because of its field of view.
The Twilight Switch turns the lightings ON when the natural light falls below 40 Lux. The lights are turned OFF either when the natural light falls above 40 Lux or the same can be adjusted to turn OFF after a certain duration of time (4 to 8 Hours.) Override option for the lights to continuously switched ON during daytime for maintenance reasons. The continuous OFF option, which helps for a dead current zone for repairs.