... be two-way communication, thus easy to judge the product failure, and more convenient for the maintenance.Dali Lighting intelligent control system is ... control, energy conservation 30% on the basis of the original;2. There are two DALI buses, and no polarity, easy for ... addresses, easy for manage each device;4. It can control 2 independent DALI bus, up to 128 independent devices, 32 groups ...