Omron Sysmac NJ-series

2-11
2 Installing Ethernet Networks
NJ/NX-series CPU Unit Built-in EtherNet/IP Port User’s Manual (W506)
2-3 Connecting to the Network
2
2-3-1 Ethernet Connectors
2-3 Connecting to the Network
The following standards and specifications apply to the connectors for the Ethernet twisted-pair cable.
• Electrical specifications: Conforming to IEEE 802.3 standards.
• Connector structure: RJ45 8-pin Modular Connector (conforming to ISO 8877)
• For information on connecting shield wire to connector hoods, refer to 2-1-2 Ethernet Switch Types.
2-3-1 Ethernet Connectors
10Base-T and 100Base-TX
Connector pin Signal name Abbr.
Signal direc-
tion
1 Transmission data + TD+ Output
2 Transmission data – TD− Output
3 Reception data + RD+ Input
4 Not used. --- ---
5 Not used. --- ---
6 Reception data – RD− Input
7 Not used. --- ---
8 Not used. --- ---
1000Base-T
Connector pin Signal name Abbr.
Signal direc-
tion
1 Communication data DA+ BI_DA+ Input/output
2 Communication data DA− BI_DA− Input/output
3 Communication data DB+ BI_DB+ Input/output
4 Communication data DC+ BI_DC+ Input/output
5 Communication data DC− BI_DC− Input/output
6 Communication data DB− BI_DB− Input/output
7 Communication data DD+ BI_DD+ Input/output
8 Communication data DD− BI_DD− Input/output