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  4. modbus read with node-red

modbus read with node-red

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  • ateoriA Offline
    ateoriA Offline
    ateori
    wrote on last edited by
    #1

    Hello there,
    I am linking ModBus with the ModBusTCP node on the nodered control, but I could not read the values and display them on the web page. Could it be that the experience is helpful to you?

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    • gohanG Offline
      gohanG Offline
      gohan
      Mod
      wrote on last edited by
      #2

      Are you able to read modbus data in other ways?

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      0
      • ateoriA Offline
        ateoriA Offline
        ateori
        wrote on last edited by
        #3

        Yes, I can read with the DAQFactory program, but I can not transfer it to the web environment.

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        • gohanG Offline
          gohanG Offline
          gohan
          Mod
          wrote on last edited by
          #4

          If you can read data from serial port you should be able to handle it with node red

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          • ateoriA Offline
            ateoriA Offline
            ateori
            wrote on last edited by
            #5

            I do not know how to do that :anguished:

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            • gohanG Offline
              gohanG Offline
              gohan
              Mod
              wrote on last edited by
              #6

              use the serial port node, it should be in node-red (if the modbus data is coming in on the serial port of course)

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