Programmable Serial-to-Ethernet Device Server
PDS Series User Manual, Version 2.5, Mar. 2019
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6.2
Access Modbus Device via Virtual COM Ports
If you want to use Modbus/RTU command to access the Modbus device through Virtual COM Ports,
you can refer to below steps.
Step 1: Configuring COM Ports for Virtual COM
1.
Enter the URL address of the PDS series in the address bar of the browser to log in to the
web configuration pages. (refer to Figure 6.1-1 )
2.
Click the
“COM Port Settings”
item to configure the COM ports, and then confirm that
serial COM ports of PDS series are
not in the M3 mode (Modbus Gateway)
.
Note:
If the serial COM Port is M3 Mode (Modbus Gateway), refer to the
Section 6.2.1 “How do I disable the
to disable it.
