Article reference KA-02500
Yes, the DAR radiator has an Open Window detection setting, which automatically stops the heating of the room if the heater detects that a window has been opened.
To access this, press & hold the 
button for 3 seconds, then use the plus / minus buttons until the window icon appears on screen. Follow the button presses as shown below to enable or disable the function:
Applicable models:
DAR050 DAR075 DAR100 DAR150 DAR200