22161822 DIMLITE multifunction 2ch Multipurpose DALI/DSI control unit for controlling two luminaire groups independently. Up to 25 DALI ECGs or 50 DSI ECGs per output channel. Dimming range: 100 to 1 %. Includes built-in 10 Amp relay, which can be used to isolate lamp control gear from the power supply when the control gear is not switched on. Screw-terminal connections. Housing designed for installation in control cabinets, grey (RAL 7040), with status LED and test button, Dimensions: 70 x 90 x 59 mm, weight: 0.22 kg.