![]() ![]() ![]() If using the Generic Modbus driver, then the address being used is invalid.ī. Thus, the Modbus error is 8, which is 'Parameter to be modified is write protected'.įor Instruments using the Modbus Protocol here is a list of the standard Modbus errors:ġ (18201) ILLEGAL FUNCTION - Indicates a driver problem, contact your SpecView Rep.Ģ (18202) ILLEGAL DATA ADDRESS - Indicates either:Ī. Subtract 18200 to get the error code and then consult the Protocol or Instrument manual for details.įor example, a Modbus Instrument could return Error Code 18208. Error codes in the range 18200 to 19103 are reserved for Protocol Specific errors returned by the equipment connected. ![]()
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