User Manual
27
gured with a programming device and software.
Further resulting functionality and the additional
functions provided in the HomeMatic system
combined with other components are described in
theseparateCongurationInstructionsandinthe
HomeMatic System Manual. All current technical
documents and updates are provided under www.
HomeMatic.com.
5 General information on
bus system
5.1 General information on the installation
Basically, the connections of the HMW components
can be divided into two groups. In the load side and
in the control side (24 V power supply, button inputs,
RS485 Bus).
Load side
Since normally a 230 V consumer is on the load
side, using VDE-conforming installation wires, such
as e.g. NYM wiring, etc. is required. The wire cross-
section conform with the standard VDE regulations
and is 1.5 mm2 for installations in the nominal load