Patent ID: 9006982
Filing Date: 2015-04-14
Classification: H05B,Y02B

Abstract:
1. A lighting control system comprising: a microprocessor for controlling operation of light fixtures connected to the system; a system timer; a control panel for controlling at least one light fixture, said control panel including a user operable control for selecting between a manual mode and a sensor operated mode, as well as a user operable control for selecting an active mode on state wherein a fraction of light fixtures connected to the system are kept on even if the system is in an off state; a control module and a user-operable selector associated with said control module for determining intensity of light provided by said fraction of light fixtures when said active mode on state is selected; and an occupancy and light sensor for detecting occupancy of a region to be illuminated and light level in said region to be illuminated, wherein the microprocessor is configured to respond to interrupts generated by: a. the system timer; b. a change in state of a control on said at least one control panel; or c. said at least one occupancy and light sensor.