ABB i-bus KNX Mode D'emploi page 13

Important notes
These operating instructions contain the
necessary information for the correct use of
the aforementioned unit in an installation bus
system KNX.
Detailed descriptions of the user programs
and documentation on planning support by
the manufacturer are available for planning
and configuring the bus units in an installation
bus system KNX.
Standards and regulations
The relevant standards, guidelines, speci-
fications and regulations of the country in
question must be observed for planning and
setting up electrical systems.