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The KNX IO 512 secure is a compact KNX switching actuator with central power supply and 12 bistable relay outputs (230 V~, 16 A), optimised primarily for the requirements of LED lights. Functions for universal output, staircase lighting, heating actuator and more. Mains failure detection with communication object, switching in zero crossing, and time-delayed switching with central commands. Integrated logic and time functions. Manual operation without bus voltage and via ETS. Support of KNX Security. Connections: KNX, screw terminals for IO. For DIN rail, width 4 units (72 mm). Art. no. 5491.
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