Control units for light management systems. Product features: 2 channel light control with DALI interface. Daylight-dependent regulation and presence-dependent control of light. 100 hours burn-in function for fluorescent lamps. Operation via standard pushbutton or IR remote control. Outputs with adjustable offset. Outputs with electronical reversible overtemperature, short-circuit, overload protection. Connection of up to 4 DALIeco LS/PD LI or 6 DALI LS/PD LI sensors. Connection of up to 4 light and presence sensors via 4p4c plug system. Individual adjustment of functional parameters via IR remote control. Halogen free polycarbonate plastic housing. Sensor connection via polarity reversal protected 4p4c socket (RJ10). Product benefits: VDE/VDE EMC certified system. Simplified startup thanks to predefined operation modes. Automatic and manual setting of regulation set point. Areas of application: Offices. Classrooms. Training rooms. Corridors. Ceiling or independent installation via ECO CI KIT possible. Equipment / Accessories: Suitable for up to 32 electronic control gears.