Yaskawa SmartTrac Ethernet Card - Manual (Page 32)

SMART TRAC Ethernet Card
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Appendix B – Card Layout Technical Manual Smart Trac Ethernet Card
Table 3. Pinout of RJ-45 (10Base-T) Connector
Pin Signal Description
1 TD+ Data transmission positive
2 TD- Data transmission negative
3 RD+ Data reception positive
6 RD- Data reception negative
NOTE: To reduce crosstalk noise spikes in the Ethernet cable, it is
recommended that you install a ferrite loop in the cable close to the RJ45
connection.
To further reduce noise in the Ethernet cable, use shielded-twisted pair cable
with shielded connectors.