The digital non-programmable thermostat shall be a Braeburn®, 1220 number 1220, 3.70” high x 5.16” wide x 1.38” deep, powered independently with either 24 vac or two “aa” alkaline batteries (3.0 volt dc). the thermostat shall be compatible with multi-stage conventional systems with up to two stages of heating and two stages of cooling, heat pump systems with one compressor and up to one auxiliary stage. The thermostat shall have a bright blue backlight display, adjustable temperature limits, and separate sub-base for trouble free installation. Temperature control range shall be between 45° and 90° F (7° and 32° c), accuracy of +/- 1° F (+/- .5° c), humidity range between 5% and 95% relative humidity. The thermostat shall include non-volatile memory to retain user settings and auxiliary heat indicator. Thermostat shall have low battery indication and a front reset button will return user settings to default values when pressed. The thermostat can be mounted to a horizontal junction box.
- Large 3 sq. In. Display with bright blue backlight, adjustable temperature limits, hardwire or battery powered, permanent memory retains settings
- Separate O & B terminals, compressor short cycle protection, adjustable temperature differential
- Auxiliary heat indicator, low battery indication, ESD guard electronic circuitry,
- Front access reset button, ,F˚/C˚ switch , gas/electric Fan switch,