User Manual
Modbus TCP/EtherNet IP Gateway
GT200-MT-EI
WWW.SSTCOMM.COM
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Shown as picture below, add a “MSG” command and select “ReadTag” as “Message Control” in the
“MainRoutine” of “MainProgram”. This is a simple command which can sent a read request, it still needs to add
some logic commands to trigger this command in common program. About the detailed information, please refer
to RSLogix5000.
Download the program to the PLC and set PLC into “Online” state.