Download Proximity / PIN Access Controller

Figure: RS232 COMMUNICATON
9.2 RS485 Communication Port Connection
9.2.1 RS485 Connection (Standalone Unit)
An RS485/RS232 converter is required to use the RS485 communication between the
LX505 and a host PC. Please follow the steps below.
1.
2.
3.
4.
Connect RS485-RTX (+), Yellow wire to RS485-A port of the converter.
Connect RS485-RTX (-), Gray wire to RS485-B port of the converter.
Plug the RS232, 9-pin connector of the converter into the COM1 or COM2 port of the
host PC.
Install and run the LX505 Application Software.
Figure: RS485 Connection between LX505 units and a host PC
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