Instruction Manual

ECM-QB Quick Installation Guide
ECM-QB Quick Installation Guide 17
2.3.14 Serial port 4 in RS-422 mode (CN15)
Signal
PIN
PIN
Signal
TX-
1
2
RX-
TX+
3
4
RX+
+5V
5
6
GND
2.3.15 Serial port 5 in RS-485 mode (CN14)
Signal
PIN
PIN
Signal
TX-
1
2
NC
TX+
3
4
NC
+5V
5
6
GND