Unison is a scalable architectural lighting control system designed for use in any architectural environment from simple meeting rooms and churches to energy management systems and networked systems in large venues. Unison hardware includes modular dimming and processing panels, many options for programmable control stations, and versatile interface devices. Unison also offers economical, contractor-friendly installation and simple user-friendly field programming and operation. The Unison system’s hardware is engineered to be modular for optimum design flexibility. Unison’s modularity allows a specifier to quickly design a Unison lighting control system for specific system functionality by choosing a particular combination of dimmer panels, dimmer modules, and control devices.