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Knowledge document #3391
FRITZ!DECT 350
This support document is available for the following products:

Using open window detection with FRITZ!DECT 350

To save energy, you can use the door/window contact FRITZ!DECT 350 for open window detection in combination with your radiator controls, for example FRITZ!DECT 302. The radiator control keeps the valve closed as long as the door/window contact signals that the window is "open". The symbol is shown on the display of the radiator control and then the antifreeze function is enabled:

Note:All instructions on configuration and settings given in this guide refer to the latest FRITZ!OS for the FRITZ!Box.

1 Using FRITZ!DECT 350 for open window detection

  1. Click "Smart Home" in the FRITZ!Box user interface.
  2. Click "Devices and Groups" in the "Smart Home" menu.
  3. Click the (Edit) button for the radiator control you want to regulate using the door/window contact. With FRITZ!OS 8, click the (Edit) button for the door/window contact.
  4. Select the desired radiator control under "Open window detection for radiator control".
  5. Click "Apply" to save the settings.



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