Radio Thermostat ct100 User Manual page 40

Menu Screen Functions Cont.
Set Filter Reminder
1. From the Menu screen, touch Filter.
2. Touch the Days counter to set a value between 0 and 999 days.
Diff erential
Used for multiple stage systems only. Not available on-screen for single stage systems.
The Diff erential is the number of degrees between the room
temperature and the target temperature at which the 2nd stage
will engage to bring the room temperature back to the target. The
default is 2°F. The programmable range is 2°F to 6°F (1°- 3°C).
To Change the Diff erential
1. From the Menu screen, touch DIFF.
2. Use the  or  arrows to set the Diff erential value. 2°F is
standard for very cold climates, and 4°F for warm climates.
3. Touch
Mate
This icon indicates that the CT100 is not connected to a Z-Wave
network. For instructions on connecting, see page 30.
Calibrate
Your thermostat was accurately calibrated at the factory to ±1° F of
actual ambient temperature. However, you can change the display
temperature to match that of a previous thermostat, or to match
another thermostat already in your home. The range of change is
from -6°F to +6°F (-3°C to +3°C).
To change your Thermostat Calibration:
1. From the Menu screen, touch Calibrate.
2. Use the Temperature Adjust arrows to adjust the displayed
temperature up or down, as desired in 0.5° (F or C) increments.
The temperature value in the lower left corner of the screen
adjustments to show the changed temperature value. The
central display shows the modifi ed temperature reading that will
be displayed on the Home screen and used as the new room
temperature.
3. Touch
40
to return to the Menu screen.
to return to the Menu screen.
CT100 Operation Guide
Customization