WS700-UMB
All-in-one weather sensor with measurement of temperature, relative humidity, precipitation intensity, precipitation type, precipitation quantity, air pressure, wind direction, wind speed and radiation.
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Key features
- Measuring wind direction and speed insusceptibly to bird nesting thanks to roofed construction
- All-in-one housing concept of a compact weather sensor combining 7 measurement parameters in one housing with only one cable connection
- Built-in data pre-processing, universal interfaces and selectable output protocols
- Maintenance-free operation – no moving parts that can wear out
- Compatible with many commercially available Met/HydroMet data loggers and PLS systems thanks to an open communication protocol
- Suitable for all climate zones; also for solar-powered automatic meteorological stations
- Ventilated temperature and humidity detection
- Integrated heater that can be switched on if there is danger of frost
From the WS product family of professional intelligent measurement transducers with digital interface for environmental applications. Integrated design with ventilated radiation protection for measuring: Air temperature, relative humidity, precipitation intensity, precipitation type, precipitation quantity, air pressure, wind direction, wind speed and radiation. One external temperature sensor is connectable.
Technical specification
| Dimensions | Ø approx. 150 mm, height approx. 317 mm |
| Weight | Approx. 1.5 kg |
| Interface | RS485, 2 - wire, half - duplex |
| Power supply | 11 …. 32 VDC |
| Power supply | 5 … 11 VDC (electronics with limited precision of measurements) |
| Power supply | 24 VDC +/- 10% (heater) |
| Power consumption | 40 VA (heater) |
| Operating temperature | -50...60°C (with heater) |
| Operating rel. humidity | 0...100% RH |
| Cable length | 10 m |
| Protection level housing | IP66 |
| Standards/Regulations | Compliant to IEC 61724-1:2017 Class C |
| Mast mounting suitable for | Mast diameter 60 - 76 mm |
| Principle | NTC |
| Measuring range | -50...60 °C |
| Unit | °C |
| Accuracy | ±0.2°C (-20...50 °C), otherwise ±0.5 °C (> -30 °C) |
| Principle | Capacitive |
| Measuring range | 0 ... 100 % RH |
| Unit | % RH |
| Accuracy | ±2 % RH |
| Principle | MEMS capacitive |
| Measuring range | 300 ... 1200 hPa |
| Unit | hPa |
| Accuracy | ±0.5 hPa (0...40 °C) |
| Principle | Ultrasonic |
| Measuring range | 0 ... 359.9 ° |
| Unit | ° |
| Accuracy | < 3° RMSE > 1.0 m/s |
| Resolution | 0.1 |
| Principle | Ultrasonic |
| Measuring range | 0 ... 75 m/s |
| Unit | m/s |
| Accuracy | ±0.3 m/s or ±3 % (0...35 m/s) ±5 % (>35 m/s) RMS |
| Resolution | 0.1 |
| Droplet size | 0,3 … 5 mm |
| Detection sensitivity | 0,01 mm/h |
| Particle velocity | 0.9 ... 15.5 m/s |
| Precipitation types | rain/ snow |
| Solid precipitation | 5.1 ... ~30 mm |
| Intensity range | 0…200mm/h |
| Intensity resolution | 0.01 mm/h |
| Amount resolution | 0.1 mm |
| Accuracy: | 20 % under laborary conditions |
| Reproducibility | Typical >90 % under laborary conditions |
| Unit | W/m² |
| Accuracy | 5% |
| Response time (95%) | < 1 s |
| Spectral range | 300 to 1100 nm |
| Measuring range | 1400 W/m² |
