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6 RXD-2/DX+
RS-232 Data Input /RS-422/RS-485/DX+
In/-
7 TXD-2/DX-
RS-232 Data Output /RS-422/RS-485/DX-
Out/-
8 RTS-2/TX+
RS-232 Request to Send /RS-422/TX+
Out/-
COM2
9 CTS-2/Tx-
RS-232 Clear to Send, /RS-422/Tx-
In/-
13 Pin Terminal Block
13 Pin TB
1 RXD-23DX+
RS-232 Data Input /RS-422/RS-485/DX+
In/-
2 TXD-23DX-
RS-232 Data Output /RS-422/RS-485/DX-
Out/-
3 RTS-23TX+
RS-232 Request to Send /RS-422/TX+
Out/-
COM3
4 CTS-3/Tx-
RS-232 Clear to Send, /RS-422/Tx-
In/-
5 GND
RS-232 Ground
Power
6 RXD-4
RS-232 Data Input
In
7 TXD-4
RS-232 Data Output
Out
8 RTS-4
RS-232 Request to Send
Out
Com4
9 CTS-4
RS-232 Clear to Send
In
10
NC
NOT USED
NC
11
NC
NOT USED
NC
12 +24GND
Gateway Power Ground In
Power
POWER
13 +24
Gateway Power +24V In
Power
2 Pin DIP Switch
DIP Switch
ON
Normal Operation, This PIN define the Normal Operation Mode or Enter the
Firmware update mode, when ON enter the Normal Operation Mode, when
OFF enter the Firmware update mode.
SW 1
OFF
Firmware Update, Please see above description,
ON
Reserved, Keep this pin on “ON” Position
SW 2
OFF
3. I/O Specifications and Wiring*
*(Only the Model WS-1122, WS-1222, WS-1322 offer the I/O Pin)
7