IDTECK IDTECK SRK505, Руководство пользователя

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Communication p.24
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Connect RS422-RX(-) of the RFK505 to RS422-TX(-) port of the converter.
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Plug in the RS232 9pin connector of the converter to the COM1 or COM2 port of the P
C.
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Install and run application software.
2.2 RS422 Connection (Multiple RFK505s Connections)
RS422/RS232 converter is required to use RS422 communication between multiple RFK505s
and a host computer. Please follow instruction below;
1. First, you have to connect all RS422 port of all RFK505s in parallel.
I. Connect RS422-TX(+) of one RFK505 to RS422-TX(+) of another RFK505.
II. Connect RS422-TX(-) of one RFK505 to RS422-TX(-) of another RFK505.
III. Connect RS422-RX(+) of one RFK505 to RS422-RX(+) of another RFK505.
IV. Connect RS422-RX(-) of one RFK505 to RS422-RX(-) of another RFK505.
2. Second, you have to connect one of RS422 port of RFK505 to RS422/RS232 converter.