Instruction manual

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• Do not make any repair attempts to the unit. Return them to their original point of
purchase for repair by a qualified engineer. Opening and tampering with the unit may
invalidate their guarantee.
• Never touch the exposed electronic circuitry of the device, as there is danger of
electric shock, should it become exposed.
• Do not expose the units to extreme and sudden temperature changes, this may lead
to rapid changes in forecasts and readings and thereby reduce their accuracy.
SPECIFICATIONS:
Temperature measuring range:
Indoor: 32° F to +139.8° F with 0.2° F resolution
0º C to +59.9º C with 0.1º C resolution
(Displays “OF.L” if outside this range)
Outdoor / dew point: -40° F to +139.8°F with 0.2° F resolution
-40º C to +59.9º C with 0.1º C resolution
(Displays “OF.L” if outside this range)
Relative humidity measuring range:
Outdoor: 1% to 99% with 1% resolution
(Displays “- -” if < 1%, "99" Displays if ≥ 99%)
Wind speed/ gust: 0 to 111.8 mph (0 to 180km/h; 0 to 50 m/s)
(Displays "OF.L" when > 111.8 mph; 180 km/h; 50m/s)
Wind chill/ dew point: -40°F to +139.8° F with 0.2° F resolution
-40ºC to +59.9º C with 0.1º C resolution
(“OF.L” displayed if outside this range)
Relative pressure pre-set range: 27.14 to 31.90 inHg (919 to 1080 hPa)
24h rainfall: 0" to 39.3" with 0.01” resolution
0 to 999.9 mm with 0.1mm resolution
Total rainfall: 0" to 393.7" with 0.01” resolution
0 to 9999 mm with 0.1mm resolution
(Displays "OF.L" when > 9999mm)
When the total rainfall is higher than 1000mm (for mm unit only),