Coupling element with USB cable and 230V power supply for connecting a computer to the powerline network. The PC software SIENNA® Professional, for installing and configuring the powerline devices from a PC, is available for download at eltako.com. SIENNA® Professional is a Windows-based program for installing and configuring all PL and SIENNA components and is designed for electricians. The powerline system can be installed and configured using either a screwdriver or a PC. All configuration changes can be made from the PC. Existing installations in a building can also be read out and recorded. The bus connection is made via a USB port on the PC. Thanks to the powerline technology, the nearest socket can be used for the bus connection. Download according to the installation instructions included in the delivery.