Operating instructions Sun/Twilight sensor 3711 Y. Beenen Updated March 29, 2024 15:04 Follow Download PDF Related articles Initial startup of sun sensor 9478-1 (direct logon to actuators) The registered device does not respond to the sun sensor 9478-1 Operating Instructions DuoFern Sun Sensor 9478 The awning/blind does not respond to sun commands from the sun/wind sensor. Operating Instructions DuoFern Sun Sensor 9478-1