Operating instructions DuoFern Connect actuator 9477 Y. Beenen Updated July 17, 2024 13:10 Follow Download PDF Related articles Operating Instructions DuoFern Manual Control Unit 9493-1 Activate login mode: DuoFern Connect actuator 9477 Device setting for switch actuators via the HomePilot®. Successor list RolloTron, successors of older RolloTron devices. Electronic belt winders Activate login mode: Universal actuator 9470-1 and 9470-2