KNX universal weather station-2225 WS U

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SKU: 2225 WS U
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compact housing
including fastening arm and connection cable
ETS product family: Physical sensors
Product type: Weather station

Intended use
Measurement and evaluation of weather data: wind speed, wind direction, precipitation, brightness, global radiation, twilight, temperature, relative air humidity and air pressure
Installation on the outside of buildings, preferable in the roof and facade area
Operation with additional power supply (ref.-no.: WSSV 10)
 
Product characteristics
Integrated GPS/GLONASS receiver for automated positioning
Calculation of additional weather data: absolute air humidity, chill temperature, comfort
Function for shading control
Integrated KNX bus coupling unit
Measuring and limit value monitoring
Software logic modules for linking events
Integrated heating
 
The weather station needs an operating voltage supply of 24 V AC, for example power supply module ref.-no. WSSV 10.

Spare part:
fastening arm ref.-no.: 2225 BFA

 

Technical data about KNX universal weather station 2225 WS U

Power supply
Rated voltage: AC 24 V SELV (± 10 %) DC 21 ... 32 V SELV
Current consumption: 100 ... 400 mA (dependent on the weather)
Protection class: III
Cable type: LiYCY 4xAWG26
Cable length: 5 m
Total length per line: 15 m
Number of weather stations: max. 3 (per line)
KNX medium: TP 256
Rated voltage KNX: DC 21 ... 32 V SELV
Current consumption KNX: max. 5 mA
Ambient temperature: −30 ... +60 °C
Stora/transport temperature: −25 ... +70 °C
Degree of protection: IP44
Dimensions (Ø x H): 130 x 68 mm
Wind direction sensor
Measuring range: 1 ... 360°
Resolution:
Accuracy: ± 10 % (laminar wind stream)
Wind speed sensor
Measuring range: approx. 0 ... 40 m/s
Resolution: 0.1 m/s
Accuracy (≤ 10 m/s): ± 1 m/s
Accuracy (> 10 m/s): ± 5 %
Temperature sensor
Measuring range: −30 ... +60 °C
Resolution: 0.1 K
Accuracy: ± 1 K (wind > 2 m/s, for −5 ... +25 °C)
Precipitation sensor
Measuring range: yes / no
Accuracy: fine drizzle
Brightness sensors
Number: 4
Measuring range: approx. 0 ... 150 klx
Resolution: 1 klx
Accuracy: ± 3 %
Spectral range: 475 ... 650 nm
Dawn sensor
Measuring range: approx. 0 ... 900 lx
Resolution: 1 lx
Accuracy: ± 10 lx
Air pressure sensor
Measuring range: 300 ... 1100 hPa
Resolution: 0.01 hPa
Accuracy: ± 0.5 hPa (20 °C)
Humidity sensor
Measuring range: 0 ... 100 % relative humidity (r. h.)
Resolution: 0.1 % relative humidity (r. h.)
Accuracy: ± 10 % rel. humidity (20 °C)
Absolute humidity: 0 ... 400 g/m³
Resolution: 0.01 g/m³
Global radiation
Measuring range: 0 ... 1300 W/m²
Resolution: 1 W/m²
Accuracy: ± 10 %
Spectral range: 350 ... 1100 nm
All accuracy specifications relate to the respective measuring range end value.