Moxa DA-662A-16-DP-LX [15/17] Connecting to the network

DA-662A Series Hardware Hardware Connection Description

3-3

Connecting to the Network

For DA-662A series, connect one end of the Ethernet cable to one of the DA-662A series’ 10/100M Ethernet

ports (8-pin RJ45) and the other end of the cable to the Ethernet network. If the cable is properly connected,

the DA-662A series will indicate a valid connection to the Ethernet in the following ways:

Pin Signal

1 ETx+

2 ETx-

3 ERx+

4 –

5 –

6 ERx-

7 –

8 –

Connecting to a Serial Device

Use properly wired serial cables to connect the DA-662A series to serial devices. The DA-662A series’ serial

ports (P1 to P16) use 8-pin RJ45 connectors. The ports can be configured by software for RS-232, RS-422, or

2-wire RS-485. The pin assignments are shown in the following table:

Pin RS-232

RS-232

(DA-662A-I-8/16-LX only)

RS-422 RS-485

1 DSR – – –

2 RTS RTS TXD+ –

3 GND GND GND GND

4 TXD TXD TXD- –

5 RXD RXD RXD+ Data+

6 DCD – RXD- Data-

7 CTS CTS – –

8 DTR – – –