The device has the following modes: Automatic, Comfort, Energy saving and Frost protection.

Move the operating mode slider to the respective position to select another operating mode.

Automatic mode

Automatic mode is active when symbol is displayed. The device operates as the selected 24-hour time program.

Comfort mode

Comfort mode is active when symbol is displayed. The device controls to the temperature setpoint adjusted at . This setpoint can be adjusted by setting the program slider to .

Energy saving mode

Energy saving mode is active when symbol is displayed. The device controls to the temperature setpoint adjusted at . This setpoint can be readjusted by setting the program slider to .

Frost protection

Frost protection is active when symbol is displayed. The device controls to the preset temperature setpoint for frost protection.