| 摘要 |
PURPOSE:To enable proper illuminance to be obtained easily even if the purpose of a floor changes by equipping an illuminance selection switch which changes, being attached to a light adjusting control terminal, a light adjusting control signal output by change-over control so as to select illuminance level of a light adjusting luminaire. CONSTITUTION:An illuminance selection circuit 8, which is attached to a light adjusting control terminal 2, is provided so that the light adjusting control signal output can be changed for every floor by changing over a switch in this illuminance selection circuit 8. That is, only by changing over the switch in the illuminance selection circuit 8 attached to the light adjusting control terminal 2, the illuminance can be changed for every floor at any time. Hereby even if the purpose of a floor has changed, proper illuminance can be obtained easily without controlling the scheduler, etc., of an operation device. |
