ABB Busch-Jalousiecontrol II 6411 U-101-500 Manual De Instrucciones página 73

Brightness sensor ENG 73
adjusting command is received from an operating element
or an extension.
The sunshade function is interrupted by operation from an
extension or operating element and manual operation is
executed. The sunshade function is re-activated by a move
up command (3 minutes motion time) or by the next light/
dark changeover. This takes place automatically through
the outside brightness (dusk).
Dusk function only possible in conjunction with the timer
operating element.
See separate operate instructions.