Manual & Installer Guide 8
Auto-Changeover: A mode in which the thermostat will turn on the heating or
cooling based on room temperature demand.
Cool Setpoint: The warmest temperature that the space should rise to before cooling
is turned on (without regard to deadband).
Deadband: The number of degrees the thermostat will wait, once a setpoint has
been reached, before energizing heating or cooling.
Differential: The forced temperature difference between the heat setpoint and the
cool setpoint in Auto Mode.
Heat Setpoint: The coolest temperature that the space should drop to before heating
is turned on (without regard to deadband).
Icon: The word or symbol that appears on the thermostat display.
Mode: The current operating condition of the thermostat
(i.e. Off, Heat, Cool, Auto).
Non-Programmable Thermostat: A thermostat that does not have the capability of
running Time Period Programming.
Override: Changing the state from occupied to unoccupied, or from unoccupied to
occupied settings.
Programmable Thermostat: A thermostat that has the capability of running Time
Period Programming.
Temperature Swing: Same as Deadband.
Time Period Programming: A program that allows the thermostat to automatically
adjust the heat setpoint and/or the cool setpoint based on the time of the day.
Same as Schedule.
2 Glossary of Terms