VNS 102V2
11/2009
26
Serial RS485 interface
Both interface ports are connected via an RJ45 plug on the front of the VNS 102V2 (labelled
"RS485"
).
RS485" Pin
RS485" Pin
TX+ COM 1 (UART A)
1
TX- COM 1 (UART A)
2
RX+ COM 1 (UART A)
3
TX+ COM 2 (UART B)
4
TX- COM 2 (UART B)
5
RX- COM 1 (UART A)
6
RX+ COM 2 (UART B)
7
RX- COM 2 (UART B)
8