IDTECK Star iCON100 Quick Installation Manual page 18

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iCON100/iCON100-SR QUICK INSTALLATION GUIDE
6.2.2 RS-422 Connection (Multiple iCON100 Connections)
RS422/RS232 converter is required to use RS422 communication between multiple iCON100s and a host
computer. Please follow the following instructions.
First, you have to connect all RS422 port of all iCON100s in parallel.
- Connect RS422-TX(-) of one iCON100 to RS422-TX(-) of another iCON100.
- Connect RS422-TX(+) of one iCON100 to RS422-TX(+) of another iCON100.
- Connect RS422-RX(-) of one iCON100 to RS422-RX(-) of another iCON100.
- Connect RS422-RX(+) of one iCON100 to RS422-RX(+) of another iCON100.
Second, you have to connect one of RS422 port of iCON100 to RS422/RS232 converter.
- Connect RS422-TX(-) of the one iCON100 to RX(-) port of the converter.
- Connect RS422-TX(+) of the one iCON100 to RX(+) port of the converter.
- Connect RS422-RX(-) of the one iCON100 to TX(-) port of the converter.
- Connect RS422-RX(+) of the one iCON100 to TX(+) port of the converter.
- Plug in the RS232 9-pin connector of the converter to the COM1 or COM2 Port of the PC.
- Install and run iCON100 Application Software.
Figure: RS422 Communication between iCON100s and Host Computer
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