
Revision: 2.0
16
22. J9: RS422/RS485 signal connector (for
COM2).
23. COM3*: RS232 signal connector for port
#3.
PIN SETTING
1
RS485 DATA+
or RS422 TX+
2
RS485 DATA-
or RS422 TX-
3 RS422 RX+
4 RS422 RX-
PIN SETTING PIN SETTING
1 DCD #2 2 DSR #2
3 RX #2 4 RTS #2
5 TX #2 6 CTS #2
7 DTR #2 8 RI #2
9 GND 10 NC
24. COM4*: RS232 signal connector for port
#4.
25. COM1*: RS-232 signal connector for port
#1.
PIN SETTING PIN SETTING
1 DCD #3 2 DSR #3
3 RX #3 4 RTS #3
5 TX #3 6 CTS #3
7 DTR #3 8 RI #3
9 GND 10 NC
D-SUB-9 male connector for RS232 port
#1.
26. JP1: Select COM2 RS232/422/485.
27. COM2*: RS232 signal connector for port
#2.
STATUS JP1
RS-232 1-2
RS-422 3-4
RS-485 5-6
PIN SETTING PIN SETTING
1 DCD #2 2 DSR #2
3 RX #2 4 RTS #2
5 TX #2 6 CTS #2
7 DTR #2 8 RI #2
9 GND 10 NC
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