Modbus Communication Question

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Posted ByJackson on January 22, 2002 at 00:48:35:

Hello: Now I want to use a T100MD888+ PLC as Modbus RTU master to commnicate with Delta Inverter(VFD-M).But READMODBUS and WRITEMODBUS instruction look like not support The Modbus protocol.Because Modbus RTU's command format different
from The READMODUS and WRITEMODBUS instruction format.
I would hope get help. Thanks.



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