Westermo ED-20 - Manual (Page 9)

9 6609-2222
6.2 Connections
Power
LED indicators
LED indicators
Channel 1:
RS-232 connection
Channel 1:
RS-422 connection
Channel 2:
RS-232 connection
Ethernet 10Base-T
connection
8
7
6
5
4
3
2
1
Ethernet 10Base-T Connection (RJ-45 connector)
Media Dependent Interface (MDI)
Contact Signal Name Direction** Description
1TD+ Out Transmitted Data
2 TD– Out Transmitted Data
3 RD+ In Received Data
4 NC
5 NC
6 RD– In Received Data
7 NC
8 NC
** Direction relative ED-20
NC Not connected
CAT 5 cable is recomended.
Unshielded (UTP) or shielded (STP) cables might be used.