132 Rockwell Automation Publication 825-UM004D-EN-P - November 2012
Chapter 10 Modbus RTU Communications
Wiring
Table 61 - RS 485 Connections (top to bottom)
Pin Pin Function Definition
1 Dx+ Transmit Data (Positive)
2 Dx- Transmit Data (Negative)
3 Rx+ Receive Data (Positive)
4 Rx- Receive Data (Negative)
5SH Shield
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