Installation; Warnings For Knx/Eib Installations; Electrical Connections - Gewiss GW 20 476 Kurzbeschreibung

Warnings for KNX/EIB installations

WARNING: only qualified personnel are permitted to install this device,
according to the regulations in force and the guidelines for KNX/EIB
installations.
1. The length of the bus line between the EIB interface - burglar alarm systems and the
power supply unit must not exceed 350 metres.
2. The length of the bus line between the EIB interface - burglar alarm systems and the
most distant KNX/EIB device must not exceed 700 metres.
3. If possible do not create ring circuits so as to prevent undesirable signals and overloads.
4. Keep a distance of at least 4 mm between the individually insulated cables of the bus
line and those of the electric line (figure C).
5. Do not damage the electrical continuity conductor of the shielding (figure D).
WARNING: the unused bus signal cables and the electric continuity
cable must never touch powered elements or the grounding cable!
WARNING: the EIB interface - burglar alarm system must be installed
in control panels GW 20 470 or GW 20 481.
For case opening and board release instructions, see the panel user
manuals.
Figure B shows the electrical connections diagram.
INSTALLING THE INTERFACE IN THE PANEL AND CONNECTIONS
To install and connect the EIB interface to the burglar alarm system, proceed as follows:
1. Disconnect and remove the mother board from the burglar alarm system.
2. Thread the bus cable through the hole on the bottom of the panel.

INSTALLATION

Electrical connections

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