User Documentation

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7.2.9 ProCOM Mapping
This function installs up to 4 virtual COM ports  eg.
running as RTU/ASCII Master - to communicate with RTU/ASCII Slaves via Ethernet and the Modbus
Gateway. A PC can use ProCOM-Ports to communicate over the Ethernet with serial
devices as if they were connected to the PC
Example how to install and use virtual ProCOM ports on the PC which is running as Modbus
RTU Master.
The serial slaves which shall be accessed by the RTU Master, are connected at the serial port of the
Modbus gateway. PC and Modbus Gateway can communicate with each other via an Ethernet
network.
1. Click button ProCOM Mapping to open the mapping dialog box as illustrated below.