User Manual
Page 45 1010-1023, Rev 00
Step 3: Secure the connector. Secure the serial device connector to the external
interface by tightening the two retention screws on either side of the connector.
3.12.4 RS-232/422/485 Serial Port (COM5)
CN Label:
COM5
CN Type:
DB-9 connector
CN Location:
See 572HFigure 1-4
CN Pinouts:
See 573HTable 3-8 and 574HFigure 3-27
An RS-232/422/485 device can be connected to the RS-232/422/485 serial port on the
bottom panel. The pinouts of the RS-232/422/485 serial port are shown below:
Figure 3-27: RS-232/422/485 Serial Port
Pin
RS-232
RS-422
RS-485
1
-NDCD
TXD422#
TXD485#
2
NSIN
TXD422+
TXD485+
3
NSOUT
RXD422+
4
-NDTR
RXD422#
5
GND
6
-NDSR
7
-NRTS
8
-NCTS
9
COMPIN9
Table 3-8: RS-232/422/485 Serial Port Pinouts
To install the RS-232/422/485 devices, follow the steps below: