AUTOMATIC FLASHING DEVICE AND SELF-CONTROL LIGHTING DEVICE FOR LIGHT IN BUILDING

摘要

PROBLEM TO BE SOLVED: To provide a self-control lighting device which can turn on/out a light in a building by self-control using a current JIS-2 type (Japanese Industrial Standards-2 type) automatic flashing device.

SOLUTION: The self-control lighting device comprises a vessel type blind box having an end as a lighting mouth, in which an illuminance detecting means and an electric power feeding circuit for the light with an on/off-switch that works by a command from the illuminance detecting means are contained. Lighting quantity adjusting equipment having a fixed shading plate with an aperture for taking in exterior light and a movable shading plate is attached to the lighting mouth. The movable shading plate adjusts the lighting quantity corresponding with the command from the illuminance detecting means, which commands the on/off switch of the electric power feeding circuit to be turned on/off according to an exterior surrounding illuminance outside the building in reference to an illuminance at a place in the building, where the light is disposed.

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