Data entry errors in DWI testing equipment may impact at least 277 cases and have prompted the Minnesota Bureau of Criminal Apprehension to order a statewide inspection of the instruments.
According to the BCA, “trained operators” discovered the errors while installing gas cylinders in DataMaster instruments, which are breath testing machines.
“Each DMT instrument holds a uniquely numbered dry gas cylinder with a known alcohol concentration, which serves as a control during every test to ensure the instrument is measuring alcohol accurately,” the BCA said in a news release on Friday…