The DALI master SR-2300TR-G4-RGBW is a touch RGBW DALI controller which adopts high strength and ultra sensitive tempered glass panel with touch color wheel design to offer accurate and fast color tone adjustment and brightness adjustment functions to RGB+W LED lighting, the RGBW controllercomplies to IEC 62386-102, IEC 62386-207, IEC 62386-209 and can be compatible with DALI products from other international corporations. The DALI master can control up to 4 light zones (EU version) or 3 light zones (US version). For DT6 version, each light zone can control 4 DALI addresses, and enables to set starting DALI address. For DT8 version, each light zone can control 1 DALI group, enables to set start DALI group number. The touch panel can save and recall 4 scenes (EU Version). 10 built-in color sequences are available. The RGBW DALI master controller can detect DALI bus and multiple controllers can be installed in one channel DALI bus. Compatible with most of our DALI slave controllers that are available in both constant voltage and constant current versions, the RGBW touch controller can control different types of LED lighting. 10 built-in color sequences are available. This DALI controller is available with both 100-240VAC input and 12-24VDC input versions. AC input version is designed with built-in 100mA DALI power supply to power up to 50 DALI ECG and it can also be powered by DALI bus while not connected to AC mains. Max. 100 DALI ECG can be controlled by 4 AC input DALI touch panels via broadcast on a control circuit with 2 connected to AC mains and 2 powered by DALI bus.