- DALI to 1-10 V / DSI converter for controlling electronic ballasts
- The power relay within the 472 can switdh a maximum of 15 Helvar electronic ballasts (sc and CHFC3)
- The analogue 1-10 V & digital DSI signal can control up to 50 electronic ballasts
- Switch for manual DALI group selection
- Relay rated at 10A Resistive
- DIN-rail mounted