© PCE Instruments
4
3
Operating instructions
When using the meter for the first time, the sensor of the oxygen meter must be filled
with electrolyte solution OXEL-03 and then calibrated.
3.1
Calibration
Before the measurement, the PCE-DOM 10/20 must be calibrated in
fresh air.
First remove the
grey protective cap from the sensor. Then switch on the test instrument using the on/off key. The
display then shows a measured value and the current temperature:
The upper, large display shows the current measured value. Wait approx. 3 minutes until the
display has stabilised and the measured value no longer fluctuates.