Honeywell Home Low Volt Prog Tstat Heat/Cool, 18-30V Ac (TH8321R1001)

Compatible System Type: Gas Forced Air Furnaces, Heat Pump with Aux, Hydronic Systems, Heat Pump without Aux, Millivolt, Electric Forced Air Furnaces

Number of Heating Stages - Conventional System: 2

Overall Width: 4-15/16 in

Programming Capability: 7 Day

Temperature Scale: Fahrenheit/Celsius

Key Pad Lockout: Yes

Overall Depth: 1-1/8 in

Changeover Type: Automatic

Number of Zones: 1

Control Type: Touch Screen

System Settings: Auto-Cool-Emergency Heat-Heat-Off

Overall Height: 4-5/8 in

Digit Size: Standard

Shape: Rectangle

Mounting Direction: Horizontal

Stages: 2H/2C Conventional, 3H/2C Heat Pump

Includes Positive Off: Yes

Terminal Designations: S1 S1, Y2, RC, W2-AUX/E, W-O/B, U1 U1, Y, R, A-L/A, K, G, C

Differential Type: Adjustable

Dehumidification Control: Yes

Number of Cooling Stages - Conventional System: 2

Application: Heat and Cool

Fan Settings: Auto-Circulate-On

Humidification Control: Yes

Display Type: Digital

Temperature Control Range: 40 Degrees to 99 Degrees F