Controllers for light management systems. Product features: Control unit for 4 DALI lines. Up to 50 button/sensor couplers can be integrated. Integrated DALI supply. 4 freely programmable switching relays, load contact: 4x 5 A. Daylight and/or presence-dependent or manual control. Up to 4 x 16 groups can be controlled. USB PC connection. Internal clock for event control. Weekly circuit plan. Connection via screwless plug-in terminals. Operation of light scenes and sequences (recall/storage). 4 DALI lines. Corridor function with preset light program. Housing for series installation. Cable length of the DALI control cable: up to 300 m. Automatic or manual addressing. Product advantages: Plug-and-play preconfigured for use without commissioning procedure. Battery buffer in the event of a power failure. All lights in the system can be dimmed or switched. Easy creation of scenes, sequences and sequence sequences. Switching and dimming of up to 256 DALI electronic ballasts. Setpoint for daylight-dependent control can be saved by double-clicking. Sensor integration in DALI. Areas of application: Room control, floor control, daylight-dependent control. Connection of light and presence sensors in DALI systems. Conference rooms. Offices: Individual and group workstations. Production and assembly halls. Suitable for indoor applications. Large groups of lights. Industry. Corridors. Light strips. Logistics centers. Classrooms. Sports halls. Training rooms. Technical equipment: Suitable for up to 256 electronic ballasts with DALI interface. Graphical configuration software with Windows interface.