16
z
CN18: COM 2 use RS-232 or RS-422/485 Select
Options
Settings
RS-232 (default)
Open
RS-485 Transmit Only
Short 1-2, 3-4, 5-7, 8-10
RS-485 by –RTS (*-1)
Short 1-2, 3-4, 7-9, 8-10
RS-422/485 Full Duplex (*2)
Short 1-2, 3-4, 6-8
1
9
10
2
NOTE:
*1: 2-wires RS-485 function
*2: 4-wires point-to-point full duplex function
4-wires point-to-point full duplex RS-422/485
Typical RS-485 2-wires Mutildrop Network
3.11 Ethernet Connector
The HS-1743 provides two external RJ-45 interface connectors.
Please refer to the following for its pin information.
z
CN14A/CN17A: RJ-45 Connector
PIN Description
1
TX+
2
TX-
3
RX+
4
R/C GND
5
R/C GND
6
RX-
7
R/C GND
8
R/C GND
1
8
