Brightness controller Mini for KNX Features: The brightness controller is mounted to the ceiling directly above the area to be illuminated, for example above a workplace. Analyses the lighting conditions of the area beneath it. Brightness control can be activated and deactivated via a push button or with motion or presence detectors. Extreme flat installation. Terminal mounting on suspended ceilings. Ceiling mounting on stable ceilings in device box in accordance with DIN 49073 using optional accessories. Surface mounted installation in surface-mounted box (optional accessories). Protection type IP44 allows installation outdoors and in moistureprone areas. The colour emphasis of the design rings enables their colours to be adapted to the wall or ceiling. When the design ring has been removed, the programming button of the device can be conveniently accessed from the front. Brightness sensor with limit value monitoring: Up to three limit values can be set in the parameters. The switching, dimming value transmitter, light scene auxiliary unit, and hysteresis functions can be configured. Limit value can be changed using communication object or teach-in. When coupled to the lighting system, lighting is dimmed (constant light control) or switched (2-point control) depending upon the daylight level. Including block function.