LiveLink room sensor with HF technology and DALI interface for connection to a LiveLink control unit for daylight-dependent control and presence detection. With integrated light sensor for daylight-dependent control and integrated HF presence sensor. Constant light control with switch-off function when there is sufficient daylight. Presence detection independent of temperature, range up to 12 meters. Electrical supply via the DALI interface of the control unit. Selectable switch-off delay time, optionally in automatic mode (automatic on, automatic off) or semi-automatic mode (automatic off, manual on). Special IQ mode for automatically adjusting the run-on time to the use of the room. Temperature range -20 - +55°C. Sensor suitable for recessed ceiling mounting in conjunction with standard cavity wall boxes, with special accessories also suitable for surface-mounted ceiling mounting. Electrical supply via the DALI interface of the control unit. Number of occupied DALI participants: 5. No additional mains connection required. Commissioning in conjunction with the LiveLink control unit via the LiveLink app using a graphical user interface. Adjustable parameters: setpoint for constant light control, switch-off delay time, semi-/fully automatic, activation of IQ mode, range setting and range test. DALI 2 certified product.