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Care & Maintenance; Calibration - AcuRite 02027 Instruction Manual

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Care & Maintenance
Display Care
Clean with a soft, damp cloth. Do not use caustic cleaners or abrasives. Keep
away from dust, dirt and moisture. Clean ventilation ports regularly with a
gentle puff of air.
Outdoor Sensor Care
Clean with a soft damp cloth. Do not use caustic cleaners or abrasives.


The indoor / outdoor temperature and humidity readings, and barometric
pressure can be calibrated on the display to improve accuracy. Calibration can
improve accuracy when sensor placement or environmental factors impact the
data accuracy.
1. To access calibration mode, press AND HOLD the " ", "
buttons simultaneously for at least 5 seconds.
2. To adjust the currently selected (flashing) item, press and release the
" " or "
" buttons to calibrate the data value higher or lower from the
actual reading.
3. To save your adjustments, press and release the "
the next preference. The "
calibrated values.
The preference set order is as follows:
BAROMETRIC PRESSURE (must be set to MANUAL mode to calibrate)*
*To change from AUTO to MANUAL pressure mode and vice versa, press
AND HOLD the "
the current pressure mode selected,"AUTO" or "MANUAL".
After 20 seconds of inactivity, the display will save the adjustments and exit
calibration mode. Note: Calibrations will be erased if the display is reset or if
batteries are removed and the power adapter is unplugged.
" icon will remain illuminated next to
" button for at least 10 seconds. The display indicates
", and "
" button to adjust


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