How to Read and write serai data wirelessly between two device

PLCs are installed at different places. Read their PLC data through RS232 and show to HMI.
HMI to write data PLC.Support modbus RTU protocol.
Bothside communication and protocol same.

  1. PLC is connected to RUT956 via RS232

  2. HMI is connected to RUT956 via Rs232.

  3. PLC and HMI are at the distance of more than 300mts.

How to read and write data wirelessly between two device?


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Could you clarify on what you’re trying to achieve? Are you referring to reading the data from the cloud?

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