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I try to communicate with a CO2 analyser from ABB via the RS232 interface and Modbus. I am reading the holding register 40001.This is what my programme looks like:
After initialisation I get the warning 1073676294. There is no error in the reader module, but Holding Register is 0. What have I done wrong?
You can learn about this warning here. Error 1073676294 (Hex 0x3FFF0006) from VISA Read in LabVIEW - National Instruments (ni.com)
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