The Smart Thermostat (ADC-T3000 or ADC-T2000) displays temperature based on the system's account settings set on the Customer Website. 

For information about changing the temperature display on the security panel, refer to each panel's Change the temperature format (units) guide.

To remotely change between the Celsius and Fahrenheit temperature display: 

Note: This changes the temperature units displayed on the Customer Website, Customer app, and the Smart Thermostat display.   

1. Log into the Customer Website.
2. Click Settings.
3. Click Account Management.
4. Click System Information.
5. Using the Temperature Units dropdown menu, select either Celsius or Fahrenheit.
6. Click Update. The displayed temperature on the thermostat updates shortly after this is complete. 

To locally change between the Celsius and Fahrenheit temperature display:

Note: The temperature display can only be changed locally on the ADC-T3000. To change the temperature display on the ADC-T2000, see the steps above.

1. Press the  button on the ADC-T3000.
2. Select SETTINGS.
3. Select USER.
4. Select F/C.
5. Select F or C.