Westermo DDW-02-B1, Manual, Page: 10 / 16

10 6641-2280
Connector pinout
Power connection
Pin number Signal
2 1
3 4
No 1 +DC1
No 2 +DC2
No 3 -COM
No 4 -COM
Ethernet connection
Pin number Signal
No 1 TD+
No 2 RD+
No 3 TD–
No 4 RD–
Housing Shield
Auto MDI/MDI-X is used. The table shows signals in
MDI mode.
Powerline connection
Pin number Signal
1 4
2 3
No 1 PLC1
No 2 NC
No 3 PLC2
No 4 NC
PLC1 and PLC2 are polarity free.