Quick Installation Guide
EEV-EX03 Quick Installation Guide 13
2.3.7 Serial Port 2 in RS-422/485 mode (JRS422/1)
In 422 mode
Signal PIN
PIN
Signal
TX- 1 2 RX-
TX+ 3 4 RX+
+5V 5 6 GND
JP1
In 485 mode
Signal PIN
PIN
Signal
DATA- 1 2 NC
DATA+ 3 4 NC
+5V 5 6 GND
JP1
