Owner manual

ECM-PNV Quick Installation Guide
ECM-PNV Quick Installation Guide 13
2.3.9 Serial port 1/ 2/ 3 in RS-422/485 mode (J422/485_1/ J422/485_2/ J422/485_3)
J422/485_1
J422/485_2
J422/485_3
Signal PIN PIN Signal
TX- 1 2 RX-
TX+ 3 4 RX+
+5V 5 6 GND
Note:
J422/485 is available after modifying the mode
of COM2 in BIOS setting.
J422/485_1
J422/485_2
J422/485_3