Function - HomeMatic HMW-LGW-O-DR-GS-EU Installation And Operating Manual

When connecting to the device terminals, take
the permissible cables and cable cross sec-
tions into account.
It is absolutely essential to ensure that all
connecting cables are laid so that they are
physically separate from cables carrying mains
voltage (e.g. in separate cable ducts or wiring
conduits).
Observe the installation instructions for instal-
lation in distribution systems (DIN VDE 0100-
410).
3

Function

The HomeMatic RS485 Gateway enables commu-
nication between HomeMatic Wired devices and the
HomeMatic CCU2. Connection between Gateway and
CCU2 is established via Ethernet. The communication
to connected devices is established via the HomeMatic
Wired Protocol.
34
Overview
Power
A
Reset
B
D
E
F
G
(A) Power LED
(B) Reset button
(C) Ethernet port
(D) Bus A
(E) Bus B
(F) Power supply (+24V)
(G) GND
C
A B
1.3 1.7
+24 V GND
1.4 1.8
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