The Lunatone DALI-2 Display Bus Extension turns a single DALI-2 Display 7" Plus or Display 7" Emergency into a multi-line head-end. This DIN-rail module adds up to 3 additional, electrically isolated DALI lines to the display's own line — up to 4 lines and 256 addresses managed from one wall panel.Key features 3 × independent DALI lines via terminals DA1, DA2 and DA3, each electrically isolated Works with DALI-2 Display 7" Plus (86456840-P), Emergency (86456840-EM) and Emergency Plus (86456840-P-EM) 2 × Ethernet sockets: one for the display connection, one for the local network Control cabinet installation — keeps the line wiring at the panel while the display stays on the wall DALI-2 certified Technical specifications Supply 24V DC (SELV), 90mA + PoE — recommended PSU: PS 24V 300mA (24166012-24HS) Ethernet 2 × 10/100Base-T, RJ45, electrically isolated 1500V AC DALI 3 × DALI, electrically isolated Mounting DIN rail, 1DU (98 × 18 × 56 mm) Connection max. 2.5 mm² Ambient temperature -20°C to +60°C · IP20 The natural companion for larger display-based projects: a hotel or office where one 7" panel supervises several floors' DALI lines, or an emergency-lighting installation where the Display 7" Emergency must test luminaires across multiple circuits from a single point.