Brandson Equipment 306649 Manual Del Usuario página 22

7. Minimum and maximum values of temperature and humidity
Press the "MEM" button to show the display between the minimum and maxi-
mum measured value. The display cycle is: Maximum → Minimum → Return to
normal display mode.
If you press and hold the "MEM" button for approx. 3 seconds while the
maximum and minimum values are displayed, you can delete the maximum and
minimum values and restart the recording.
The recordings of the maximum and minimum values are automatically deleted
and re-recorded every day from 0:00.
8. Calibration of the CO2 concentration
Due to transport, vibration, ageing and other reasons, the detection accuracy of
the sensor may be reduced. Deviations are corrected by calibration. The device
has an automatic and a manual calibration option. It is advisable to use automat-
ic calibration. Alternatively, you can also carry out manual calibration. The two
methods are described below.
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