Connect Tech NT960/PCI Manual de usuario Pagina 65

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Chapter 4: Appendix D - RS-485/422 Option 4-13
Intellicon-NT960/PCI User's Manual, ver. 0.02
Figure 15: RS-485/422 SLIM partial schematic
1
6
2
7
3
8
4
9
5
+5V
6
GND
54
2
1
3
+5V
+5V
GND
GND
TX+
TX-
RTS-
RX+
CTS+
CTS-
RX-
DSR1
RTS1
DTR1
TX1
RX1
CTS1
RTS+
100
50nF
150R
50nF
1K8
150R
1K8
1K8
1K8
150R
150R
RTS load
TxD load
UART
CTS load
and bias
RxD load
and bias
RS-485/422 SLIM partial schematic
DB9
Connector
Note: The RS-485/422 Serial Line Interface Module controls four ports, and
therefore the schematic shows only a portion of the circuit.
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