CBX Electrical Connections
62
Matrix 300N
Power Supply
Power requirements and conditions depend on the Matrix 300N model: Standard 
or PoE (Power over Ethernet).
Standard Models
For these models power can be supplied to the reader through the CBX100/500 
spring clamp terminal pins as shown in Figure 32:
Power Supply
Earth 
Ground
V+ in
VGND
Figure 32 - Power Supply Connections
The power must be between 10 and 30 Vdc only.
It is recommended to connect the device CHASSIS to earth ground (Earth) by 
set
ting the appropriate jumper in the CBX connection box. See the CBX 
Installation Manual for details.
Power Over Ethernet (PoE) Models
The Ethernet pinout is as follows:
Figure 33 - 
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 (+)
M12 D-Coded Female Ethernet Nerwork Connector