The sensor makes use of an electrochemical cell to determine the oxygen concentration. This cell will deteriorate over time, which limits the shelf-life of the sensor to 2 or 3 years. The sensor needs to be replaced after this period.
The sensor makes use of an electrochemical cell to determine the oxygen concentration. This cell will deteriorate over time, which limits the shelf-life of the sensor to 2 or 3 years. The sensor needs to be replaced after this period.