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For my thesis i'm using a beckhoff cx9020,a sunnyboy and a sunnyisland with rs485 communication protocol sma net.
One of the things I need to do is to log everything from the sunny devices realtime. and here is where my problem starts. I am using rs485 to communicate with the devices via plc but I don't find any documention for what i need to request or send to get usefull data. does anyone here have an idea?
thesis project
in Other PLCs
Posted
Hello,
For my thesis i'm using a beckhoff cx9020,a sunnyboy and a sunnyisland with rs485 communication protocol sma net.
One of the things I need to do is to log everything from the sunny devices realtime. and here is where my problem starts. I am using rs485 to communicate with the devices via plc but I don't find any documention for what i need to request or send to get usefull data. does anyone here have an idea?
Yours truly
Jonas Vanhulle