User Manual

AFL2-W10A-N28 Panel PC

Page 129

7.3.4 RS-422/485 RJ-45 Serial Port (COM2)

PIN NO. DESCRIPTION PIN NO. DESCRIP TIO N

1 RXD422+ 2 NC

3 RXD422- 4 NC

5 TXD422+/TXD485+ 6 NC

7 TXD422-/TXD485- 8 NC

Table 7-32: RS-422/485 Serial Port (COM2) Pino uts

The serial device is connected to the system through the RJ-45 to COM port cable. The

DB-9 connector pinouts of the ca ble are listed below.

PIN NO. RS-422 RS-485

1 RX+ -

2 RX- -

3 TX+ DATA+

4 TX- DATA-

5 - -

6 - -

7 - -

8 - -

9 - -

Table 7-33: DB-9 Connector Pinout

7.3.5 RS-232 RJ-45 Serial Ports (COM3)

PIN NO. DESCRIPTION PIN NO. DESCRIP TION

1 NDCD3 2 NDSR4

3 NRXD4 4 NRTS4

5 NTX4 6 NCTS4

7 NDTR4 8 NRI4

Table 7-34: RS-232 RJ-45 Serial Ports (COM3) Pinouts