Com Connectors - Advantech ITA-260 Series User Manual

2.4.1

COM Connectors

ITA-260 series provides up to ten D-sub 9-pin connectors for RS-232/422/485.
Pin
1
2
3
4
5
6
7
8
9
RS-232 RS-422
Signal Name Signal Name
DCD Tx-
RxD Tx+
TxD Rx+
DTR Rx-
GND GND
DSR NC
RTS NC
CTS NC
RI NC
RS-485
Signal Name
DATA-
DATA+
NC
NC
GND
NC
NC
NC
NC
15 ITA-260_Series User Manual