This bachelor's thesis deals with the design of a demonstration panel KNX, which has to demonstrate the control of lights, blinds and appliances of the house with the help of devices from various manufacturers First, there is a search and acquaintance with the KNX system, it´s topological arrangement, devices and used communication media. Furthermore, an introduction is made to the individual devices used on the demonstration panel, with the functions they enable and with their application programs for the ETS environment. Based on the possibilities of the device, the design of the panel function is done. These functions have been programmed in the ETS 5. Next, a drawing of the electrical connection of the panel is made and documentation is...