KNX Shutter Actuator 8-channel, 8 SU MDRC, 8 A, 230 V AC. For 230 V AC motors up to 300 W. With sun position calculation. with sun position calculation. Comprehensive application. Manual mode blockable and LED indicator per channel. Operation mode for shutter/blinds. Practice-oriented ventilation function (window opened/tilted). Automatic sun shading/slat tracking based on sun position calculation. Travel-, pause- and step time selectable. Separately selectable travel time for up/down. Tip operation for exact positioning. Extended 1 Bit automatic position and scene functions. 1 Byte value for absolute positioning of height and slats. Alarm-, central- and locking function. Behaviour after alarm and lock separately selectable. Priority/forced operation with automatic release time. Behaviour on Bus power failure/reset selectable. Two L-connections each internally bridged. Fast application download (long frame support as of ETS 5). 3 year warranty.