Modbus RTU

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  Read/Write Modbus
  • MikeyH

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  Hi Tomas, Thank you for your help. I understand how it works now, what you provided is where i wasn't sure what to do. It makes sense to me now. Cheers Mike
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  Serial ports on Wago PFC200
  • jaroslav_sobota

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  Hi Jaroslav, That explains why i could not find it. I will look into a TCP version or another PLC with more serial ports. Thanks, Richard PS I now have a slightly used 750-652 for sale
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  Modbus on TTL Advice
  • MikeyH

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  Hi Jaroslav, I will email you the documentation for the device. Cheers Mike
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  Wago Modbus - Port name + Address > 65535
  modbus rtu wago • • rluteijn

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  Hi Richard, there are various "simplifications", using various offsets to distinguish between the four tables of data. For Holding registers, the most typical is offset of 40000, but as you already noticed, this is no standard. Best regards, Jaroslav
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  Echo on RS485
  • MikeyH

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  Thank you Jaroslav, you learn something every day! That will help more than you know with all of my projects. especially ones with process models Cheers Mike