Rs485 Port Connection; Rs485 Connection (Single Unit); Rs485 Connection (Mutiple Units) - IDTECK GE313 Operating Manual

6 .6 RS-485 PORT CONNECTION
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6 .6.1 RS-485 CONNECTION(SINGLE UNIT)
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RS485/RS232 converter is required to use RS485 communication between the GE313 and a host PC.
Please follow the instructions.
1. Connect RS485-RTX(+), Grey wire to RS485-A port of the converter.
2. Connect RS485-RTX(-), Blue wire to RS485-B port of the converter.
3. Plug the RS232, 9-pin connector of the converter into the COM1 or COM2 Port of the host PC.
4. Install and run the GE313 Application Software.
6 .6.2 RS-485 CONNECTIN(MULTIPLE UNITS)
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RS485/RS232 converter is required to use RS485 communication between multiple GE313 and a host PC.
Please follow the instructions.
First, you have to connect all RS485 port of GE313 in parallel. (max. 32 x GE313 Units)
1. Connect RS485-RTX(+), Grey wire of one GE313 to RS485-RTX(+), Grey wire of another GE313.
2. Connect RS485-RTX(-), Blue wire of one GE313 to RS495-RTX(-), Blue wire of another GE313.
3. Set a different COMM ID for each GE313.
Second, you have to connect one of RS485 port of GE313 to RS485/RS232 converter.
1. Connect RS485-RTX(+), Grey wire of one GE313 to RS485-A port of the converter.
2. Connect RS485-RTX(-), Blue wire of one GE313 to RS485-B port of the converter.
3. Plug the RS232, 9-pin connector of the converter into the COM1 or COM2 Port of the host PC.
4. Install and run the GE313 Application Software.
Figure: RS-485 Connection between GE313 and a host PC
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