Siemens FN2012-A1 Mounting & Installation page 20

Wiring
4
Ethernet switch in the Ethernet network
20 | 34
Building Technologies
Siemens Industry, Inc.
Ring wiring with Ethernet module (electric) VN2001
Switch3
P1 P0
P0
P1
P0 P1
P2 P3 P4 P5
MoNet
Switch1
Switch2
Figure 13: Example of ring wiring with electrical Ethernet (simplified representation)
Jumper settings on the VN2001 for electrical Ethernet:
Switch VN2001 in port P0
1 open
2 open
3 open
4 open
5 open
The minimum cable length for an electrical 10/100BaseT cable on the VN2001 is
10 ft/3 m. Shorter lengths are only permitted within the same housing, or if the
connection does not need to be supervised in accordance with the UL864 standard.
Switch4
P1
P0
Electrical Ethernet Ring
P0 P1
P0 P1
P4 P5
P2 P3
MoNet
VN2001 in port P1
Ground fault supervision
Ground fault supervision
Ground fault supervision
Ground fault supervision
Ground fault supervision
P0
P1
P0 P1
P2 P3 P4 P5
MoNet
Switch5
A6V10407862_d_en_--
2018-09-07