Wiesenfield WIE-CCD-100 Bedienungsanleitung Seite 35

The LIGHT-LIGHT mode allows the user to set when the door is to open and close
automatically depending on the lighting. The degree of light can be set from 0 to 23.
Smaller values correspond to lower lighting. Press the "MENU" button to go to the
settings.
Opening lighting:
Adjust the lighting level that triggers the opening by pressing "↑" or "↓" (in the range
15-23).
Closing lighting:
Adjust the closing level by pressing "↑" or "↓" (in the range 0-14).
3) Protection level