HVAC CONTROLLER INCLUDING LEDs FOR ILLUMINATING A DISPLAY

    公开(公告)号:US20230003407A1

    公开(公告)日:2023-01-05

    申请号:US17756599

    申请日:2020-12-04

    Applicant: Ademco Inc.

    Abstract: In some examples, a device includes an analog display configured to indicate a current temperature and one or more temperature set Additionally, the device includes processing circuitry is configured to control a set of light-emitting diodes (LEDs) to emit one or more optical beams to reflect off of a projection ring onto the analog display. The one or more optical beams are a first color if the current temperature is lower than a set point temperature of the one or more set point temperatures. The one or more optical beams are a second color if the current temperature is greater than the set point temperature of the one or more set point temperatures.

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