Aprilaire 8400 Non
Programmable Thermostat Digital 45 99 deg F +/1 deg F Differential Terminal Designations: RC R W Y G C S1 S2 Fan Switching: Circulate 2 Stage 24 VAC 5 A Battery/24 VAC Hardwired 41/2 Inch L x 51/4 Inch W x 1 Inch H
� Displays room temperature temperature setting and optional outdoor temperature
� Front battery door access for fast easy replacement
� Air filter humidifier dehumidifier and HVAC service indicators
� A large 41/2 sq Inch LCD screen with a high contrast backlit display for easy reading
� Simple setup menu for activating optional features
� Quickreference instructions on board
� Softtouch keypad
� Compressor lockout protection
� Water panel air filter dehumidifier and HVAC service indicators
Application: Cooling and Heating Systems
