USB to RS-422 / RS-485 Adapter
Terminal Block
Pin#
Definition
Description
1. TX+
2.
TX
TX-
3. RX+
4.
RX
RX-
5.
G
GND
1 TX+
RX+ 3
2 TX-
RX- 4
3 RX+
TX+ 1
4 RX-
TX- 2
5 GND
GND 5
1.
D+ D+
1
2.
D- D-
2
D+
3
D-
4
Pin#
Definition
Description
1. D+
2.
1
D-
3. D+
4.
2
D-
5.
G
GND
1 D+
2 D-
3 D+
D+ 3
4 D-
D- 4
UTS-422TB
RX TX
G
-
+
-
+
5 4 3 2 1
UTS-485TB
2 1
G
-
+
-
+
5 4 3 2 1
5