Motion detector HF 3360 round DALI-2 Surface-mounted This HF 3360 high-frequency motion detector is unstoppable. It is ideal for cellar corridors, stairwells, multi-storey car parks and much more and is ideally installed at a height of 2.80 metres. The sensor detects movements all around at a 360° angle and at a distance of 1 - 8 metres (radial), regardless of temperature thanks to HF sensor technology. It also penetrates glass, wood and lightweight walls. The sensor detects the smallest movements reliably and precisely, thus ensuring perfect automatic light control - even in stairwells over 2 floors - Round version, DALI-2 input device, surface-mounted - Networking via DALI bus - Detection range for ceiling mounting 360°, wall mounting 180° - Response brightness adjustable from 1 - 1000 lux - Range 1 - 8 metres - Lighting duration adjustable from 5 seconds to 15 minutes