Version 1.0
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Page 43
10.2
Measurement Specifications
The following table provides specifications for the measured parameters.
Measurement
Range
Accuracy
Resolution
Indoor Temperature
23 to 122 °F
(-5 to 50 °C)
32~104°F: ± 1.8°F
(0~40°C ±1°C)
<32°F or >104°F: ± 3.6°F
(<0°C or >40°C ± 2°C)
0.1 °F/°C
Outdoor Temperature
-4 to 140 °F alkaline
batteries
-40 to 140 °F Lithium
Energizer batteries
131 to 140°F: ± 0.9°F
(55 to 60°C: ± 0.5°C)
50 to 131°F: ± 0.7°F
(10 to 55°C: ± 0.4°C)
- 4 to 50°F: ± 2.3°F
(-20 to 10°C: ± 1.3°C)
- 40 to - 4°F: ± 3.4°F
(-40 to -20°C: ± 1.9°C)
0.1 °F/°C
Indoor and Outdoor
Humidity
0 to 99%
1 to 20% RH ± 6.5% RH @
25°C (77°F)
21 to 80% RH ± 3.5% RH @
25°C (77°F)
81 to 99% RH ± 6.5% RH @
25°C (77°F)
1%
Barometer
Altitude Range:
-2288 to 16,416 feet
(-697 to 5000 meters)
Barometer Range:
15.94 to 32.48 inHg
(540hPa to 1100hPa)
20.67 to 32.48 inHg:
±0.15inHg
(700 to 1100hPa: ± 5hPa)
15.94 to 20.67 inHg:
± 0.24inHg
(540 to 700hPa: ± 8hPa)
typical at 77°F (25°C)
1hPa / 0.01inHg /
0.1mmHg
Wind Speed
0 to 112mph (50m/s,
180km/h, 97knots)
< 11 mph (5m/s): +/- 1.1 mph
(0.5m/s)
> 11 mph (5m/s): +/- 6% of
point
0.1mph, 0.1m/s,
0.1km/h, 0.1knots
Wind Direction
0 to 360°
± 3°
1°
Rain
0 to 787.3 in
(0 to 19999mm)
± 7%
0.01 in
(0.254 mm)
UV
0 to 16
±1 UVI
1
Light Intensity
0 to 200 klux
± 30%
0.01 klux
10.3
Power Consumption
•
Display backup power: 1 x CR2032 battery (included)
•
Display: DC 5V, 1.0A 100-240V 50 / 60 Hz UL rated Class 6 adaptor
•
Outdoor Sensor Array: 3 x AA Alkaline batteries recommended, Lithium Energizer for cold