1. Examination of the delivered device on transport damages
2. Incoming inspection
- Check of the LEDs
- Examine on contamination
- Test measurements with MonoDust 1500
3. Check and readjustment of the electrical components
- Check of the photomultiplier
- Lamp power supply (electricity/power)
- Signal cards (adjustment of the offset, characteristic, signal period
measurement, coincidence recognition)
- Offset measurement of the electronic of the signal aquisition
- Chek of the Integrated suction pump
- Calibration of the volume flow
4. Check of the optical system of the sensor
- Clean the optics
- Control and adjustment of the optical light paths in the sensor
5. Firmware
- Examination on perfect installation
6. Evaluation of the overall function and calibration
- Adjustment of the sensitivity with reference particles for
different measuring ranges
- Test measurements for the evaluation of the overall function
7. Issue of a calibration certificate for the aerosol spectrometer
with equipment data, date, settings, graphics of the test
measurements
8. Issue of a calibration certificate for the measurement of PM 2,5
and PM 10 with equipment data, date, settings, graphics of the
test measurements.
- Check of linearity of the performance-tested reference devices
with serial number 0111 or 0112
- Determining of the correction factor
- Validation of the linearity after adaptation of the correction factor
9 . Packing of the devices / make ready for dispatch
Small repairs are included