AXA entrya Facila, Руководство по установке

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10
Cabling requirements APPARTMENT system
Topology: Star network
The maximum length of cabling is limited. The use of other cables then subscribed could influence
the maximum length of cabling and cause interferences.
Up to 20 monitors in the installation A B C
Twisted pair without shielding (2x 0.75mm²) 60m 60m 30m
Twisted pair without shielding (2x 1mm²) 80m 80m 40m
Upward from 20 monitors in the installation A B C
Twisted pair without shielding (2x 1mm²) 70m 30m 20m
Twisted pair without shielding (2x 1.5mm²) 70m 50m 30m
A : Maximum length between PSU and door station
B: Maximum length between PSU and the last distributor
C: Maximum length
between distributor
and the last monitor
A
B
C
In a star network all devices communicate through distributors. The advantage of such a star topo-
logy is that ‘local’ problems are contained and do not influence the entire network. Star networks
are very adequate for renovating projects where an existing intercom has to be exchanged. A star
network requires more cabling than a serial network.
PSU Distributor Distributor
Important!
Switch terminating resistance ON on accessories and monitors with this symbol.