This device is a DALI tunable white dimmer with integrated bus power supply. It is able to adjust brightness of luminaires with standard DALI drivers and colour temperature of luminaires with tuneable white drivers which comply to DALI Device Type 8 (IEC 62386-209).This device enters active mode when connected to the mains voltage and passive mode without mains voltage.

Up to 4 devices can be connected synchronously. If several devices are connected synchronously, the commands issued by the most recently used controller will apply. All other devices will receive these commands as well. Manual lighting control can be set up and used immediately without the need for any additional debugging or configuration. Support multiple DIMMER access to the same DALI bus at the same time, and each DIMMER has the function of reading bus command data, with synchronized brightness and colour temperature.