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30 History record for the past 24 hours
The base station automatically records and displays data of the past 24 hours.
1. Press the HISTORY button to check history records of the last hour.
2. Press the HISTORY button several times to display the history records of the hours 2,3,4,5 ......
31 MAX/MIN Weather data
The base station preserves the MAX/MIN weather data records until the next manual reset. To retrieve
the data:
1. Press MAX/MIN button several times to display the stored values one after another.
2. Display order: Outdoor max temperature > Outdoor min temperature > Outdoor max humidity >
Outdoor min humidity > Indoor max temperature > Indoor min temperature > Indoor max humidity
> Indoor min humidity > Outdoor max wind chill > Outdoor min wind chill > Outdoor max heat index
> Outdoor min heat index > max dew point > min dew point > max pressure > min pressure > max
average > max gust > max rainfall
3. Press MAX/MIN button for approx. 2 seconds to delete all saved values.
32 Adjusting the display brightness
The display brightness is controlled by the dimmable backlight and can be adjusted to the ambient
lighting conditions:
• Move the
[HI/LO/AUTO]
switch to change the display brightness. Order of brightness levels: bright
[HI]
> dark
[LO]
> automatic
[AUTO]
•
[AUTO]
will automatically adjust the display brightness to the environment via the integrated light
sensor on the top of the housing.
NOTICE! The backlight is disabled during the RCC search. In battery mode, the backlight is also
disabled but can be enabled temporarily (power saving mode).
• In battery mode, press the SNOOZE/ALARM button to enable the backlight for about 5 seconds.
33 Technical data
Power supply
DC 5V, 600mA power adapter
Type:HX075-0500600-AB
Backup battery
3x AAA/LR03, 1.5V
Temperature measuring range
-5°C to 50°C
Dimensions
202 x 138 x 38 mm
Weight
530 g
Table 1:
Base unit
Batteries
3x AA/LR6, 1.5V
RF transmission frequency
868 Mhz
RF transmission range
150 m
Maximum transmission power
<25 mW
Temperature measuring range
-40°C to 80°C
Barometer measuring range
540 to 1100hPa
Humidity measuring range
20% to 90% RH
Humidity resolution
1% HR
