Overview
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Update to product performance specification: click here. The Vaisala Weather Transmitter WXT520 measures barometric pressure, humidity, precipitation, temperature, and wind speed and direction.
- Measures 6 most essential weather parameters as WXT510
- Low power consumption - works also with solar panels
- Compact, light-weight
- Easy to install
- No moving parts
- Vaisala Configuration Tool for PC
- USB connection
- Housing with mounting kit IP66
- Applications: weather stations, dense networks, harbors, marinas
- All WXT510’s sent to Vaisala for service will be upgraded to WXT520
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Technical Specifications
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Wind speed |
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Speed |
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Measurement range |
0 ... 60 m/s |
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Accuracy |
±3% at 10 m/s
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Direction |
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Measurement range |
0 ... 360° |
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Accuracy |
±3° |
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Response time |
250 ms |
Liquid precipitation |
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Rainfall |
cumulative accumulation after latest automatic or manual reset |
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output resolution |
0.01 mm, 0.001 inches |
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accuracy |
5%* |
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Rainfall duration |
counting each ten-second increment when droplet detected |
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output resolution |
10 s |
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Rain intensity |
one-minute running average in ten-second steps
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range |
0 … 200 mm/h (broader range with reduced accuracy) |
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output resolution |
0.1 mm/h, 0.01 inches/h |
Barometric pressure |
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Measurement range |
600 ... 1100 hPa |
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Accuracy |
±0.5 hPa at 0 ... 30 °C (+32 ... +86 °F)
±1 hPa at -52 ... +60 °C (-60 ... +140 °F) |
Air temperature |
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Measurement range
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-52 ... +60 °C (-60 ... +140 °F)
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Accuracy at +20 °C (+68 °F) |
±0.3 °C (±0.5 °F) |
Relative humidity |
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Measurement range
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0 ... 100 %RH
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Accuracy |
±3 %RH within 0 ... 90 %RH |
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±5 %RH within 90 ... 100 %RH |
General |
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Operating temperature |
-52 ... +60 °C (-60 ... +140 °F) |
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Storage temperature |
-60 ... +70 °C (-76 ... +158 °F) |
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Input voltage |
5 … 32 VDC |
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Typical power consumption |
3 mA at 12 VDC (with defaults) |
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Heating voltage
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5 … 32 VDC (or AC, max. 30 VRMS) |
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Serial data interface |
SDI-12, RS232, RS485, RS422, USB adapter |
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Housing |
IP65 |
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Housing with mounting kit |
IP66 |
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Electromagnetic compatibility |
complies with EMC standard EN61326-1; Industrial Environment |
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IEC standards |
IEC 60945/61000-4-2 … 61000-4-6
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* |
Due to the nature of the phenomenon, deviations caused by spatial variations may exist in precipitation readings, especially in short time scale. The accuracy specification does not include possible wind induced error. |
For complete specifications, please see the datasheet or user guide in "Documents".
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Related Services
- Service Center Calibration
Regular calibration ensures that your Vaisala equipment continues to provide accurate, high-quality data. We offer traceable, standards-compliant calibration services for almost all Vaisala products and partner with world-class couriers for rapid, trouble-free return of your equipment.- Repair Services
Vaisala repair services include fault tracing and repair or replacement of failed components, as well as final testing to ensure your equipment is functioning properly. Repairs can be carried out on site or at one of our service centers.- Spare Parts
Get rapid access to the spare parts you need to maximize the uptime of your equipment and ensure reliable and accurate operation. In addition to standard spare part delivery, we also offer an express service where parts are shipped within one business day.- Warranty
All Vaisala products and services are covered by a 12-month warranty as standard, with selected products covered for up to 24 months. During this period you benefit from free repair or replacement of faulty equipment. With Vaisala’s extended warranty, you get free repair or replacement for five years.
Documents
- Die Wahl des richtigen Sensors zur Außenfeuchte-messung ist entscheidend für die Wirtschaftlichkeit eines Systems mit freier Kühlung (pdf, 339KB)
- Le choix des capteurs d’humidité extérieurs est crucial pour obtenir un système économique de refroidissement gratuit (pdf, 343KB)
- Choice of outdoor humidity sensors critical to economical free cooling system (pdf, 173KB)
- Ensuring watertightness of WMT52/WXT520 service port in rough weather conditions (pdf, 155KB)
- WXT520 Fiche technique en français (pdf, 321KB)
- WXT520 产品技术指标 (pdf, 420KB)
- WXT520 Описание (pdf, 356KB)
- WXT520 Ficha técnica en español (pdf, 354KB)
- WXT520製品カタログ (pdf, 254KB)
- WXT520 Order Form (pdf, 47KB)
- WXT520オーダーフォーム (pdf, 74KB)
- Vaisala Weather Transmitter Configuration Tool (zip, 5390KB)
- Integrated weather measurement solution increases building efficiency (pdf, 431KB)
- Update to product performance specification (pdf, 27KB)
- Vaisala RAINCAP® Sensor Technology (pdf, 110KB)
- Vaisala Wind and Weather Sensor Technologies for Measurements in Industrial Applications (pdf, 394KB)
- WXT520 User's Guide in English (pdf, 3314KB)
- WXT520 Manuel utilisateur en français (pdf, 3464KB)
- WXT520 取扱説明書 (pdf, 3697KB)
- WXT520 ИНСТРУКЦИЯ ПОЛЬЗОВАТЕЛЯ (pdf, 2687KB)
- WXT520 用户手册 (pdf, 4125KB)
- Weather Measurements and WXT520 in Building Automation (pdf, 198KB)
- Innovative Green Projects in Pennsylvania (pdf, 122KB)
- Atmospheric Monitoring Across Oklahoma City (pdf, 667KB)
- Watch Your Home Like a Hawk (pdf, 196KB)
- Cool Down the Environmental Way (pdf, 233KB)
- Urban Air Quality (pdf, 476KB)
- WXT520 Wiring Diagram in English (pdf, 87KB)
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