Thermostat - P521U

Thermostat
Type 5/2-Day Programmable/Non-Programmable, 2-Heat/1-Cool
Voltage Rating 24 Volt
Current Rating 1.5 Amp at 24 Volt
Temperature Rating 14 to 122 Deg F
Size 5.375 Inch Width x 1.125 Inch Depth x 3.375 Inch Height
Heat/Cool Terminal O, B, G, Y, RC, RH, W1, A, W2, C
Humidity 20 to 90 Percent Non-Condensating
Used On Conventional Heat, Heat Pump, 2 and 3-Wire Hydronic System, Gas Millivolt Heater

Features & Benefits

Easy Installation
Easy-View Back Light
Keypad Lock for Unauthorized Use
Temporary Override and Manual Hold
Temporary Compressor Protection Bypass
User Temperature Calibration
Air Filter Monitor
Selectable Smart Recovery
Adjustable Temperature Differential/Swing

Additional Information

Heat/Cool Terminal O, B, G, Y, RC, RH, W1, A, W2, C
Humidity 20 to 90 Percent Non-Condensating
Used On Conventional Heat, Heat Pump, 2 and 3-Wire Hydronic System, Gas Millivolt Heater