ECOWITT HP2551CA - Specifications

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10. Specifications
Note: Out of range values will be displayed using “---”:
Outdoor sensor
Specification
Transmission distance in
open field
100 m (330 ft.)
RF Frequency
433 / 868 MHz depending on location
Temperature range
-40°C – 60°C (-40°F - 140°F)
Temperature accuracy
± 1°C, or ± 2°F
Temperature resolution
0.1°C, or 0.1°F
Humidity range
10% ~ 99%
Humidity accuracy
± 5%
Humidity resolution
1%
Rain volume display range
0 – 9999 mm, or 0 – 199.99 in
Rain volume accuracy
± 10%
Rain volume resolution
0.3 mm (for volume < 1,000 mm)
1 mm (for volume ≥ 1,000 mm), or
0.01 in (for volume < 100 in)
1 mm (for volume ≥ 100 in)
Wind speed range
0 – 50 m/s (0 ~ 100 mph)
Wind speed accuracy
± 1 m/s (speed < 5 m/s)
± 10% (speed ≥ 5 m/s), or
± 0.1 mph (speed < 11 mph)
± 10% (speed ≥ 11 mph)
UV-Index range
0 - 15
Light range
0 – 120 kLux
Light accuracy
± 15%
Sensor reporting interval
16 seconds
Table: Outdoor sensor specification