Proyecson PAA20+ - Serial Prot Pin-Out

9.6 SERIAL PROT PIN-OUT.
Serial port connector is a DB9 Female.
Voltage levels in the TX and RX pins are RS232 compliant.
Figure 9.6A.
PIN FUNCTION
1 N/C
2 TX
3 RX
4 N/C
5 GND
6 N/C
7 N/C
8 N/C
9 N/C
Table 9.6A
INSTALLATION MANUAL: PAA20+ V 2.0 (10/2021) 115