Manual

AFL-4 Series-N270 User Manual
Page 70
Figure 4-28: Serial Device Connector
Step 3: Insert the connector. Once aligned, gently insert the LAN cable RJ-45
connector into the onboard RJ-45 connector.
Step 0:
4.11.2.1 RJ-45 Serial Port Pinouts
The pinouts for RS-232, RS-422 and RS-485 communication are shown below. The
COM1 serial port is RS-232 only.
PIN NO. RS-232 RS-422/ RS-485
1 COM_RI1 COM_RI3
2 NDTR1 NDTR3
3 NCTS1 NCTS3
4 NTX1 NTX3
5 NRTS1 NRTSB
6 NRX1 NRXDB
7 NDSR1 NDSRB
8 NDCD1 NDCDB
Table 4-12: RS-232/422/485 Pinouts