Quatech QSC(LP)-300 Network Card User Manual


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6.9 RS-422/485 Peripheral Connection
The QSC(LP)-200/300 connects to peripheral equipment through four male D-9
connectors. The serial port connector definitions are listed in Figure 10.
3GND
9AUXIN-
5AUXIN+
6AUXOUT-
1AUXOUT+
8RxD-
4RxD+
7TxD-
2TxD+
D-9 Connector PinSignalDescription
Figure 9 --- QSC(LP)-200/300 connector definitions
1
2
3
4
5
6
7
8
9
male D-9 connector
Figure 10 --- QSC(LP)-200/300 output connectors
Quatech QSC(LP)-200/300 User's Manual 28
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