INSTALLATION INSTRUCTIONS
67
WARNING: the unused bus signal cables and the electrical continuity
conductor must never touch elements under power or the earth
conductor.
Electrical connections diagram
1. Before connecting the KNX/EIB bus, insert the buffer memory batteries (see
Replacing
the Batteries
paragraph).
2. Connect the bus cable’s red wire to the terminal’s red connector (+) and the black wire
to the black connector (-). Up to 4 bus lines (wires of the same colour in the same
connector) can be connected to the bus terminal.
3. Insulate the screen, the electrical continuity conductor and the remaining white and
yellow wires of the bus cable (should a bus cable with 4 conductors be used), which
are not needed.
+ -
+-
bus
Bus device connection
Bus cable connection
Electrical connections
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