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Lighting control system with priority override

  • US 5,357,170 A
  • Filed: 02/12/1993
  • Issued: 10/18/1994
  • Est. Priority Date: 02/12/1993
  • Status: Expired due to Term
First Claim
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1. A lighting control system comprising a logic and control unit which is selectively operable in either a normal mode, in which certain lighting parameters are preset, or in an adjustment mode, in which certain of said parameters are adjustable by manually adjusting the position of a movable member, said logic and control means being responsive to movement of said movable member to cause said logic and control unit to switch from its normal operating mode to its adjustable mode, said logic and control unit operating to change lighting levels at a preset rate when said logic and control unit is operating in its normal mode, to change lighting levels at a faster rate when operating in its adjustment mode.

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