Braeburn Model 5050 Digital Programmable Thermostat - 1 Heat / 1 Cool The digital programmable thermostat shall be a Braeburn®, model number 5050, 4.63 high x 5.00 wide x 1.25 deep, powered by two AA Alkaline batteries (3.0 Volt DC) with universal 7 or 5-2 day switch selectable programming. The thermostat shall be compatible with single stage gas, oil or electric heating or cooling systems including single stage heat pumps and 250mv 750mv millivolt heating systems. The thermostat shall have a bright blue backlight display, front loading battery door, separate sub-base for trouble free installation and keypad lockout. 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 low temperature freeze protection, non-volatile memory to retain user settings, filter check monitor, adaptive recovery mode (ARM), separate heating and cooling set point program times and temperatures, programmable recirculating fan mode and residual cooling fan delay. A front reset button will return user settings to default values when pressed. The thermostat can be mounted to a horizontal or vertical junction box. FEATURES: Universal 7 Day or 5-2 Day Programming Large Display with Bright Blue Backlight Battery Powered with Latching Relay Output Non-Volatile Memory to Maintain User Settings Recirculating Fan Mode Residual Cooling Fan Delay Filter Check Monitor Adaptive Recovery Mode (ARM) Adjustable Temperature Differential ESD Guard Electronic Circuitry Low Temperature Freeze Protection Compressor Short Cycle Protection Separate Heating and Cooling Set Point Program Times and Temperatures Temporary Program Override for 4 Hours or Until Next Set Point Programmable Extended Hold Mode Front Access Reset Button F° / C° Switch Gas / Electric Fan Switch Mounts to Vertical or Horizontal Box Easy Access Front Battery Door Separate O & B Terminals Keypad Lockout Meets ENERGY STAR® and California Title 24 Guidelines SPECIFICATIONS: Dimensions: 4.63 x 5.00 x 1.25 Electric Rating: 24 Volt AC (18-30 Volt AC) 1 amp maximum load per terminal 2 amp total maximum load (all terminals) DC Power: 3.0 Volts DC (2 AA Alkaline batteries included) Compatibility: Single stage gas, oil or electric systems Single stage heat pump systems 250mv 750mv millivolt heating systems Control Range: 45° to 90° F (7° to 32° C) Display Range: 40° to 99° F (4° to 37° C) Accuracy: +/- 1° F (+/- .5° C) Temperature Differential: .5°, 1°, or 2° F (.25°, .5°, or 1° C) Storage Temperature: 14° to 140° F (-10° to 60° C) Operating Humidity: 5% to 95% Relative Humidity Interchangeable Sub-Base: Braeburn 3000 Non-Programmable and 5000 Programmable 1 Heat / 1 Cool Terminations: Rc, Rh, G, W, Y, B, O