Alternative Connections
220
Matrix 300N
Power over Ethernet (PoE) Models
Figure 90 - M12 D-Coded Female Ethernet Network Connector
On-Board Ethernet Network Connector Pinout
Pin Name Description
1 TX+ / DC- Transmit data (+) DC power (-)
2 RX+ / DC+ Received data (+) DC power (+)
3 TX- / DC- Transmitted data (-) DC power (-)
4 RX- / DC+ Receive data (-) DC power (+)
CAUTION
Figure 91 - Matrix 300N PoE PSE Endspan Alternative A Connections OK
Matrix 300N PoE models only accept Alternative A (power over RJ45 pins 1, 2, 3, 6), Class 0 
power levels. Use an Endspan or Midspan PSE device that supports this configuration 
(i.e. PoE switch or Power over Ethernet Adapter).
Alternative B (power over RJ45 pins 4, 5, 7, 8) using an Endspan or Midspan PSE device 
is not supported.