
Appendix B: Connections and Pinouts
Figure B-4  DB9F in RS485 (2-Wire)  Mode (xDirect485 & PoE Models)
Ethernet Connector Pinouts
The xDirect supports 10/100 Mbps half or full duplex Ethernet through an RJ45 connector. For PoE option, the xDirect is compliant as an IEEE 802.3af Power Device, Class . Power connections can be established via data pins (1 & 2 and 3 & 6), or spare pins (4 & 5 and 7 & 8).
Figure B-5  RJ45 Ethernet Connector
Table B-6  Ethernet RJ45 Connector Pin-Outs 
Pin  | Ethernet Data  | PoE Alternate A  | PoE Alternate B  | PoE Alternate C  | PoE Alternate D  | 
  | 
  | (data pins)  | (data pins)  | (spare pins)  | (spare pins)  | 
1  | TX+ (out)  | VDC+  | VDC-  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
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2  | TX- (out)  | VDC+  | VDC-  | 
  | 
  | 
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  | 
  | 
  | 
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3  | RX+ (in)  | VDC-  | VDC+  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
4  | 
  | 
  | 
  | VDC+  | VDC-  | 
  | 
  | 
  | 
  | 
  | 
  | 
5  | 
  | 
  | 
  | VDC+  | VDC-  | 
  | 
  | 
  | 
  | 
  | 
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6  | RX- (in)  | VDC-  | VDC+  | 
  | 
  | 
  | 
  | 
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  | 
  | 
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7  | 
  | 
  | 
  | VDC-  | VDC+  | 
  | 
  | 
  | 
  | 
  | 
  | 
8  | 
  | 
  | 
  | VDC-  | VDC+  | 
  | 
  | 
  | 
  | 
  | 
  | 
Note: The Ethernet connector 
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