We talk to very interesting electrical and automation company about eletricical installations and their use for home autmation. They deal with diferent kind installations. Their favorite area of expertise is home automation.
Building automation can be used for:
Air Conditioning and Heating Control
KNX is an interesting exaple of using OSI netowrd for intelligent buildings. It replaces previous standards used in Europe.
KNX in phisical layer can use:
twisted pair cabling,
In buiding automation PLC controllers can be used but now together with KNX propose-build controlers are used.
There are three types of controls: