Security-Center AZ5130 Instructions D'installation page 8

Settings at the 8-zone hardwired expander
Zone wiring
Addressing the expansion module
Data-BUS
The 4 wires from the communication bus of the alarm panel are connected
at the data BUS as described in the installation instructions of the alarm
panel. Additional modules are connected in parallel at this BUS. The zone
ranges are differentiated by the addressing of the modules.
You must also set the type of zone wiring. The zone types from the alarm
centre and the expansion modules may be different.
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