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Figure 13. RS-485 4-Wire (Full Duplex) Data Communication Wiring
DEVICE B
DEVICE A
RX+
RX-
TX+
TX-
TX-
TX+
RX-
RX+
7
5
6
8
4 3
12
RX+
RX-
TX+
TX-
TX-
TX+
RX-
RX+
7
56
8
4
3
12
0
1
3
4
5
6
7
8
9
2
0
1
3
4
5
6
7
8
9
2
RS-485 4-WIRE
DATA SELECTION
FT106011
TRANSMITTER –
DATA CONNECTOR
FR106011
RECEIVER –
DATA CONNECTOR
RS-485 4-WIRE
DATA SELECTION
RS-485 4-WIRE DATA CONNECTIONS BETWEEN DEVICE A AND FR106011 RECEIVER
RS-485 4-WIRE DATA CONNECTIONS BETWEEN DEVICE B AND FT106011 TRANSMITTER