Outdoor lighting is often spread out and covers large areas, and there is a large variety of lighting types. Thus it is necessary to differentiate between areas and usage in designing for the wiring layout and method of control. Only in this way can one achieve the desired energy saving outcome.
Each section of the building facade would have its own controller to control each of its lighting circuits; all the lighting would then be centrally controlled from a touch panel with a schedule set to automatically control the lights.
Each section has its own controller which is responsible for controlling the lights in that section. All the lights are centrally controlled through a touch panel which also provides automatic schedule control.