LiveLink sensor unit with integrated PIR presence sensor for connection to a LiveLink control unit, for high-resolution presence detection. Designed specifically for use in logistics halls and high-bay warehouses. Connection and electrical supply via the DALI interface of the LiveLink control unit. Passive infrared presence sensor, with 2 highly sensitive pyro sensors, with adjustable switch-off delay time, optionally in automatic mode (automatic on, automatic off) or semi-automatic mode (automatic off, manual on). Special IQ mode for automatic adjustment of the follow-up time to the room usage. Temperature range: -25°C - +55 °C. 2 highly sensitive pyro sensors ensure the highest detection quality. A presence range of max. 34 mx 4 m (radial) at a mounting height of 16 m enables the detection of the smallest movements, permissible mounting height 4 m to 16 m. Protection class IP54. For ceiling mounting. Connection and electrical supply via the DALI interface of the LiveLink control unit (occupies 3 DALI participants). No additional mains connection required. Commissioning via secure WLAN connection (WPA2 encryption) with the LiveLink control unit via LiveLink Install App and tablet PC (iOS/Android). Range reduction possible using cover panels. Adjustable parameters: switch-off delay time, semi-/fully automatic, activation of IQ mode and a range test. DALI 2 certified product.