Acnodes OPC 8190 - Manual (Page 23)

2.3 Ethernet
OPC8190 is equipped with a high performance Plug and Play Ethernet
interface, full compliant with IEEE 802.3 standard, and can be
connected with a RJ-45 LAN connector.
Please refer to detailed pin assignment list below:
Pin Signal
1 2 3 4 5 6 7 8
RJ-45
1 TX+ (Data transmission positive
2 TX- (Data transmission negative)
3 Rx+(Data reception positive)
4 RJ45 termination
5 RJ45 termination
6 Rx- (Data reception negative)
7 RJ45 termination
8 RJ45 termination