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Imagine a large office building where the lighting system is set up as a dynamic network with luminaires that can be controlled separately or in multiple combinations of groups--then reprogrammed as space needs change. The luminaires can be locally and centrally dimmed or switched, and continuously provide energy information to a central computer that identifies lamp and ballast failures, generates load profiles, and verifies energy savings.
The digital addressable lighting interface (DALI) protocol moves this unprecedented level of lighting system control from the drawing board to the realm of the possible. With DALI, dimming--traditionally restricted to ...