28004641 basicDIM ILD G2 SRC 20 4DPI WDA WH Ceiling recessed PIR and ambient light sensor with integrated DALI control module for heights from 2 m to 4 m. Special performance features: - DALI broadcast mode (1-channel) - DALI-2 certified - Expandable by up to 8 additional sensors - Connection of push-buttons via coupler modules - Permissible operating temperature: -20°C to +50°C