Siemens FS20 - Wiring

Mounting and installation o
f the compact control panels
Installing an Ethernet switch (modular) FN2012
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Building Technologies
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Fire Safety
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5.16.5 Wiring
5.16.5.1 Wiring overview
The figure shows typical usage of the Ethernet switch in an FS20 station with all
connections and in an optical Ethernet ring. All the connections shown are current-
limited and monitored.
The electrical Ethernet cables for external connections P2 and P3 must be
between min. 2 m and max. 6 m long.
Figure 80: Overview of wiring for Ethernet switch (modular) FN2012
Connector/designation Description
P0, P1
For FS20/FS720 applications: Optional modules for Ethernet ring connections for
optical wiring (SM, MM)
P4, P5 Internal Ethernet connections in stations
P2, P3 External Ethernet connections for SintesoWorks, MMS, SintesoView, etc.
MoNet
Connection from PMI & mainboard to Ethernet switch (modular) for the supply
and transmission of degraded mode and system signals (MoNet bus)
FCA2031
Connection module (MoNet) in the SAFEDLINK main module slot. Makes the
MoNet bus available.
Panel Approved Siemens station in which the FN2012 is installed
Configuration of the Ethernet switch (modular) is described in detail in document
009078.
P5 P4 P3 P2
P0
P1
POWER
FAULT
MoNet
Ethernet Ring
MoNet
PMI & Mainboard
Ethernet
FCA2031
Panel
1 x Ethernet internal
2 x Ethernet external
MoNetBus
SDL
SAFEDLINK-Network