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19
JP4: COM 4 use RS-232 or RS-422/485 Select
Options
Settings
RS-232 (default)
All Open
RS-485 by Auto (*1)
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 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
Typical RS-485 2-wires Mutildrop Network
4-wires point-to-point full duplex RS-422
3.12 Ethernet Connector
The 3308520/ provides one internal 10-pin connector for
10/100 Based LAN. Please refer to the following for its pin information.
CN16: Internal LAN Connector
PIN Description
1
VCC3 Dual
2
LILED
3
RX+
4
RX-
5
ACTLED
6
75
Ω
Pull GND
7
N/C
8
75
Ω
Pull GND
9
TX+
10
TX-
1
9
10
2
Содержание 3308520
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