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SYSTEM PROVIDING AUTOMATIC AND MANUAL CONTROL OF AN ILLUMINATION LEVEL IN A SPACE

  • US 20110254453A1
  • Filed: 05/05/2011
  • Published: 10/20/2011
  • Est. Priority Date: 03/24/2003
  • Status: Active Grant
First Claim
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1. A method of controlling a light level in a space of a building, the method comprising the steps of:

  • measuring the light level in the space;

    automatically adjusting the light level in the space towards a control setpoint;

    receiving an input to manually override the light level in the space to an override light level;

    adjusting the light level in the space to the override light level;

    temporarily adjusting the control setpoint from a default setpoint to a temporary setpoint in response to the manual override of the light level, the temporary setpoint representative of the override light level;

    subsequently adjusting the control setpoint from the temporary setpoint back to the default setpoint; and

    adjusting the default setpoint in response to repeated manual overrides of the light level that result in repeated adjustments of the control setpoint.

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