User`s manual

Table Of Contents
87 Appendix C
C.4 COM2 connector (CN5, CN23)
Table C.4: COM2 RS-232 connector (CN5)
Pin
Signal Pin Signal
1RLSD2DSR
3RX4RTS
5TX6CTS
7DTR8RI
9 GND 10 NC
Table C.5: COM2 RS422/485 connector (CN27)
Pin 1 TX- (RS422)
Pin 3 RX+ (RS422)
Pin 4 RX+ (RS422)
Pin 2 TX+(RS422)
Pin 1 DATA- (RS485)
Pin 3 NC (RS485)
Pin 2 DATA+ (RS485)
Pin 4 NC(RS485)Pin 4
4
5
3
6
12
8
10
7
9