Braeburn® 4235 Programmable Thermostat, 3/18 to 30 V, Battery, Hardwired, AA Alkaline, Auto Changeover: Yes, 7 A

The universal auto changeover thermostat shall be a Braeburn® model number 4235, 4.25" high x 5.12" wide x 1" deep, powered with either 24 Volt AC or with two "AA" Alkaline batteries (3.0 Volt DC). In the event of a power failure, the unit shall retain all user, installer and program settings. The thermostat shall be compatible with low voltage single or multistage gas, oil, or electric heating or cooling systems and single or multistage heat pumps with auxiliary heat. Also compatible with 250mv - 750mv millivolt heating only systems and 2 or 3 wire hydronic zone systems. The thermostat shall have an adjustable bright blue backlight display, separate sub-base and multi-level keypad lockout. Temperature control range shall be between 45 deg and 90 deg F (7 deg and 32 deg C), accuracy of +/- 1 deg F (+/- .5 deg C) and operating humidity range between 5% and 95% relative humidity. The thermostat shall include separate installer and user setup modes, permanent non-volatile memory to retain user settings, filter, UV and humidifier pad check monitor, adaptive recovery mode (ARM™), programmable fan mode, residual cooling fan delay, indoor or outdoor remote sensor capability and multi-function dry contact input. Thermostat can be used to control an external humidifier or dehumidifier. The cooling system can also be used to reduce humidity.

Braeburn® Programmable Thermostat, Product Family: Premier Series, 3/18 to 30 V, Battery, Hardwired Power Source, AA Alkaline Battery, Auto Changeover: Yes, Adjustable Backlight Display, 0.5 deg F, 1 deg F, 2 deg F Differential Temperature, +/-1 deg F Accuracy, 5 to 95 % Humidity Rating, 7 A, RC, RH, O/B/V3, Y1, Y2, W1/E, W2-AUX, G, C, L, S1, S2, H/D, DRY1, DRY2 Terminal Designations, 4-1/4 in Height, 5.12 in Width, 1 in Depth, For Use With: 3 Heat/2 Cool Heat Pump Systems, 2 Heat/2 Cool Conventional Systems and 250 to 750 mV Heating Systems, Thermostat Function Type