Check measuring input - DIS

What to do when you receive a check measuring input - DIS message on the analyzer.

Typical Result:

  • Most Common- Disinfectant concentration too high. Bring concentration down or expand selected measuring range (max: 0-20 ppm). 
  • Common- Cable and/or sensor connection issue. Check sensor connection.
  • Least Common- Hardware malfunction.

 

Follow below flow chart to determine root cause.