All-time records are the maximum and minimum readings
recorded since the batteries were installed.
To check the High & Low records in 24-hours or All-time,
press UP (B3) or DOWN (B4) buttons.
To manually clear the high records currently being viewed,
hold the UP button (B3) for few seconds.
To manually clear the low records currently being viewed,
hold the DOWN button (B4) for few seconds.
Calibration
The temperature and humidity readings can be calibrated on
the display to improve accuracy. Calibration can improve
accuracy when product placement or environment factors
impact your measuring accuracy.
1. To access calibration mode, press and hold the SET
button (B2) for few seconds.
2. To adjust the current selected item, press and release
the UP (B3) or DOWN (B4) button.
3. To save your adjustments, press and release the SET
button (B2) to adjust the next reading. The CALIBRATED
indicator will remain under the calibrated values.
Note: After around 10 seconds of inactivity, the display will
save the adjustments and exit calibration mode. Calibrations
will be erased if the batteries are removed.