How to install or retrofit a building to a KNX smart home?

How to install or retrofit a building to a KNX smart home?
Mastering KNX Technology: A Comprehensive Guide to KNX

The world is becoming increasingly digital and the demand for connected, intelligent homes is growing. KNX technology opens up new possibilities to make life more comfortable, efficient and safer. But how can an existing building be converted to a KNX Smart Home? In this article, we provide you with a comprehensive guide.

    Whar is KNX Smart Home

    A KNX Smart Home is a smart home equipped with KNX technology. KNX stands for "Konnex" and is an open standard for home and building automation. With KNX, all electronic devices and systems in one house can be networked and centrally controlled. This includes lighting, heating, ventilation, shutters, security systems and much more.

    Can any building be converted to KNX?

    In principle, this is possible, but the effort depends heavily on the existing infrastructure and individual requirements. However, with an existing building, this can be a greater challenge. Alternatively, wireless KNX solutions can be used here.

    Upgrade your conventional electrical installation to intelligent technology?

    For a complete, non-wireless Smart Home installation, the green KNX bus lines must be installed between the devices. It is important to note that the structure is different from a conventional electrical installation. In a traditional electrical installation, a power line runs from the distribution cabinet via the switch in the flush-mounted box to the lamp. If you press the switch, you close or break the circuit and the lamp lights up or goes out. A KNX installation is structured differently: the bus lines lead from the control cabinet to the various devices. There is no connection between the switch and the lamp. The cable system is then supplemented by suitable actuators, sensors and displays. What exactly a switch or pushbutton should then control is determined during the parameterization of the components. If everything is installed and configured correctly, the devices can communicate with each other. A KNX installation is therefore much more flexible than a conventional electrical installation.

    Installation channels offer the possibility of retrofitting

    During a new construction or extensive renovation, the KNX bus cable can be installed in the wall in addition to the conventional power lines to connect the various KNX-capable elements. If many empty pipes were laid during the construction phase, a later retrofitting with KNX cables can be implemented more easily. In this case, the KNX cables can be laid subsequently without having to open the entire walls. This is often the case in modern office buildings.

    But why bother at all?

    The KNX system is significantly more stable than wireless solutions due to the cabling. In addition, it is a standard that has been established for years. Due to its worldwide distribution, there are already more than 8000 certified products that are compatible with each other. The KNX system can be flexibly reprogrammed as requirements change and can also be connected to other protocols. In this way, radio systems such as KNX RF, DALI or EnOcean can also be integrated into the system. The KNX standard is therefore also the one to which there are the most interfaces in building automation. Due to its wide spread, other manufacturers of smart devices are also motivated to implement the connection of their products to the KNX installation.

    Expand KNX instead of retrofitting!

    In the case of a new building or extensive renovation, it makes sense to think about future needs and to lay the KNX cables directly or alternatively to set up a correspondingly intelligent empty pipe system. Since in this case the necessary slots in the walls are already present, the additional effort is limited. Even if a complete KNX installation is not yet implemented, the system is well prepared for the future, as extending an existing system is easier than complete retrofitting in a building. Smart operating devices, such as the PEAKnx Controlmini touch panel, can usually also be installed later as a surface-mounted version without the hassle of piling up walls to conveniently control lighting, heating and roller shutters via the KNX visualization.

    KNX protocol: Unlock the power of advanced home automation

    The arrival of home automation has drastically changed how we interact with our homes. In a world where convenience is key, one system stands out – the KNX protocol. This protocol, fundamental in smart home automation, transforms ordinary homes into digital forts of technology and innovation.

    Understand the KNX protocol

    The KNX protocol is an open standard, which means that it is not the property of a single manufacturer. This is a key element of its concept as it allows devices and components from different manufacturers to work seamlessly together. This interoperability opens up a wide range of possibilities for creating custom smart home systems that can integrate a variety of devices.

    The specification of the KNX protocol

    The KNX protocol provides a standardized communication method for intelligent home and building automation devices. It enables interaction and coordination between different devices and systems, from lighting, heating, ventilation and air conditioning to more complex systems such as security and energy management.

    The origin and development of the KNX protocol

    The origin of the KNX protocol dates back to the late 1980s and early 1990s. During this time, the idea of intelligent home automation gradually became known, and several European manufacturers had begun to develop their own building automation systems.

    Applications of the KNX protocol in intelligent home automation

    A KNX-based smart home is a smart home equipped with KNX technology. KNX stands for "Konnex" and is an open standard for home and building automation. With KNX, all electronic devices and systems in one house can be networked and centrally controlled. This includes lighting, heating, security systems and much more.

    KNX and the future of intelligent home automation

    KNX is a communication protocol used worldwide in home automation systems. As an open standard, it allows devices from many different manufacturers to work seamlessly together and offers users a wide range of products for their home automation projects.

    How to integrate the KNX protocol into your home automation system

    There are several steps you need to follow to integrate the KNX protocol into your home automation system. This includes planning your system, selecting the right devices and components, installing and configuring the devices, and finally programming and testing your system.


    Converting a building to a KNX Smart Home requires some investment, but the benefits in terms of comfort, efficiency and security are worth it. With the right planning and preparation, the process can run smoothly and successfully. As technology advances, KNX is likely to continue to play a leading role in home automation.