Siemens FS20 - Page 118

Planning the networking of the stations
Extended networking
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Building Technologies
008843_v_en_
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Fire Safety
2015
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12
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15
Degraded mode is guaranteed because the router stations monitor one another. If
the router station fails, the ↑ standby router station automatically takes over the
function of the router station.
Figure 51: Extended, redundant networking of ↑ SAFEDLINK sub-nets
1 FCnet/LAN
2
FCnet/SAFEDLINK sub-net with ≤512 FDnet line devices (not networked
redundantly)
3
FCnet/SAFEDLINK sub-net with >512 FDnet line devices or with a monitored
surface of >12,000 m
2
(networked redundantly)
4 FCnet/SAFEDLINK sub-net with external alarming or >512 FDnet line devices
5 Ethernet switch (modular) FN2012
6 ↑ Router station
7 ↑ Standby router station
8
↑ Ethernet station (terminal or individual station) connected to the Ethernet
switch (modular) on the FCnet/LAN
9
SintesoWorks or SintesoView connected via the Ethernet switch (modular)
(high performance)
1
0
SintesoView or SintesoWorks connected via a ↑ station's Ethernet connection
(performance lower)
2
3
4
5
6
7
8
9
10
1
6
7
6