IEI Integration S12A v3.00 - Manual (Page 31)

SAILORPC-12A Panel PC
Page 21
Figure 3-8: COM2 RS-232/422/485 Setup Jumper Locations
The pinouts for RS-232, RS-422 and RS-485 communication are shown below.
Pin RS-232 Desc. RS-422 Desc. RS-485 Desc.
1 DCD TX- D-
2 RX TX+ D+
3 TX
4 DTR
5 GND
6 DSR RX-
7 RTS RX+
8 CTS
9 RI
Table 3-6: COM2 Serial Port Pinouts
3.4.5 Panel Resolution Selection
Jumper Label: JP7