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F u l l I P 6 6 S t a i n l e s s
P a n e l P C
2.3 COM2 Connector for RS-232/422/485
RS-232
Pin
Signal
1
DCD
3
TXD
5
GND
7
RTS
RS-422
Pin
Signal
1
TXD-
3
TXD+
RS-485
Pin
Signal
1
TXD-
3
TXD+
A F P - 6 1 2 3
Pin
Signal
2
RXD
4
DTR
6
DSR
8
CTS
Pin
Signal
2
RXD+
4
RXD-
Pin
Signal
2
NC
4
NC
Chapter 2 Quick Installation Guide
2 - 3
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