• 7 Day, 5-2 Day or Non-Programmable • Large 5 sq. in. Display with Bright Blue Backlight • Auto or Manual Changeover • SpeedBar Multi-Function Button • Adjustable Temperature Limits • Indoor or Outdoor Remote Sensing • Meets Energy Aware ® Guidelines* • SpeedSet Programming Mode • Separate User and Installer Reset Buttons • Auxiliary Heat Fossil Fuel Option • Hardwire or Battery Powered • Multi-Level Keypad Lockout • Adaptive Recovery Mode (ARM ) • Programmable and Circulating Fan Modes • Temporary Override Limits • Residential or Commercial Modes • Compatible with 2 or 3 Wire Hydronic Zone Systems • Trilingual Packaging and Instruction Card with FREE Contractor Branding • Dimensions: 3.8” x 5.5” x 1.42” • Electric Rating: 24 Volt AC (18-30 Volt AC), 1 amp maximum load per terminal, 5 amp total maximum load (all terminals) • AC Power: 18-30 Volt AC • DC Power: 3.0 Volts DC (2 “AA” Alkaline batteries included) • Compatibility: Heat pump systems up to 3 heat/2 cool, Conventional systems up to 2 heat/2 cool 250mv – 750mv millivolt heating systems • Control Range: 45° to 90° F (7° to 32° C) • Display Range: 40° to 99° F (5° to 37° C) • Accuracy: +/- 1° F (+/- .5° C) • Temperature Differential: 1st Stage - .5°, 1°, or 2° F (0.2°, 0.5°, or 1° C), 2nd and 3rd Stage - 1°, 2°, 3°, 4°, 5°, or 6° F (.5°, 1°, 1.5°, 2°, 2.5°, or 3° C) • Storage Temperature: 14° to 140° F (-10° to 60° C) • Operating Humidity: 5% to 95% Relative Humidity • Terminals: G, Rc, Rh, W2, O/B/V3, Y1, Y2, W1/E/W3, C, L, S1, S2