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  1. C

    ABB REX640 modbus communication with Schneider Power monitoring expert software expert

    Hi, I would like to hire expert on this subject, someone who can assist me in completing this job. Kindly give quotation. Thank you.
  2. C

    ABB REX640 modbus to be added to Schneider Power Monitoring Expert

    Hello, I have an issue with my relay ABB REX640, I would like to add this device to the Power monitoring expert software but it's not communicating. I tried the modbus poll and it has communication. Any idea on what is causing the issue? Thank you everyone.
  3. C

    ION 7550 Modbus point

    Hi, I'm trying to add a modbus point to ION 7550 default modbus map by using ion setup but the "add" button is not enabled. Did the modbus point already maxed out? Thank you in advance.
  4. C

    Modbus Poll to ABB REX640 relay

    Hi, I am trying to connect modbus poll to REX640 but no luck. Perhaps wrong configuration, looking for advise.
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