Brandson 304577 Manuel D'instructions page 50

14. Calibration
Press and hold the "TEMP" and "MAX/MIN" buttons for about 8 seconds
to get into the calibration mode.
• Press the "WIND (+)" and "PRESSURE (-)" buttons to set the value.
Confirm your entries with "SET" button.
• Press the "SET" button to confirm the setting and to go to the next
menu item.
• You can reset the calibrated values to the original value by pressing
the "ALARM" button.
• Press the LIGHT/ SNOOZE button to exit the calibration mode.
Calibration sequence:
1. Indoor temperature (range +/-5°C, default: 0 degrees)
2. Humidity indoors (range +/-10%)
3. Outdoor temperature (resolution +/-5°C, default: 0 degrees)
4. Humidity outdoor (range +/-10%)
5. Absolute air pressure (range +/-50hpa)
6. Wind direction calibration
7. Wind speed (range 50% up to 150% / 100% default)
8. Rainfall calibration, default 100% (range 50% up to 150%)
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