Further notes
LAN connection (Local Area Network)
A LAN or LAN segment with all the interconnected devices should be contained completely in
a single low voltage power distribution system in a building. The LAN is designed either for
"Environment A" according to IEEE802.3 or "Environment 0" according to IEC TR 62102.
Do not connect any electrical connectors directly to the telephone network (Telephone
Network Voltage) or a WAN (Wide Area Network).
5.2
Power supply
The power supply is connected using a 5-pin terminal block. The power supply is non-floating.
PIN
1
2
SCALANCE M804PB
Operating Instructions, 11/2023, C79000-G8976-C496-04
WARNING
Signal
Description
L1+
24 VDC
M1
Ground
Connecting up
5.2 Power supply
45