Vaisala PWD22 - Appendix A; Table 24 Values from STA Message for Internal Monitoring; Values for Internal Monitoring

Chapter 8 ____________________________________________________________ Technical Data
VAISALA ______________________________________________________________________ 103
Weather Sensing Specifications
Table 22 Weather Sensing Specifications
Property
Description / Value
Precipitation detection
sensitivity
0.05 mm/h or less, within 10 minutes
Weather type identification
7 different types of precipitation (rain, freezing
rain, drizzle, freezing drizzle, mixed rain/snow,
snow, ice pellets)
Precipitation (unknown type)
Fog (mist), haze (smoke, sand) or clear
Weather type reporting
WMO code table 4680
Code letters for precipitation, NWS (National
Weather Service, USA)
Precipitation intensity
measurement
Range 0.00 ... 999.99 mm/h
Precipitation amount
measurement
Range 0.00 ... 99.99 mm
Amount of new snow
Range 0.00 ... 999 mm
Environmental Specifications
Table 23 Environmental Specifications
Property
Description / Value
Operating temperature
range
-40 ... +60 °C
Operating humidity range
Up to 100 % RH
Wind speed
Up to 60 m/s
Sun orientation
Sunlight into the light receiver must be avoided