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WS300-UMB Smart Weather Sensor

Compact all-in-one weather sensor for measurement of temperature, relative humidity and air pressure.

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 and air pressure. One external temperature or rain sensor is connectable.

  • Temperature, relative humidity, air pressure
  • NTC/T, Capacitive/RH, MEMS capacitive/Pressure
  • Compact all-in-one weather sensor, low power, heater, aspirated radiation shield, maintenance-free operation, open communication protocol
  • RS485, 2-wire, half-duplex
  • 8372.U01
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Advantages of the Smart Weather Sensor WS300

  • All-in-one housing concept of a compact weather sensor combining several measurement parameters in one housing with only one cable connection
  • Built-in data pre-processing, universal interfaces and selectable output protocols
  • Compatible with many commercially available Met/HydroMet dataloggers and PLS systems thanks to an open communication protocol
  • Maintenance-free operation – no moving parts that can wear out
  • Suitable for all climate zones; also for solar-powered automatic meteorological stations
  • Ventilated temperature and humidity measurement according to WMO guidelines
  • Integrated heater that can be switched on if there is danger of frost

Examples of use of the Smart Weather Sensor WS300

The robust and maintenance-free smart weather sensor WS300 is designed for professional meteorological applications in all climate zones. It delivers reliable data, even in extreme ambient conditions.

Examples of use:

  • Weather observation for road and traffic control systems
  • Automatic weather station / Automatic weather sensor (AWS)
  • PV-Monitoring / Solar Monitoring on photovoltaic farms
  • Hydro-meteorological stations
  • Weather observation for building automation
  • Weather stations at airports, marinas and onboard ships
  • Integration into various other systems/solutions, where environmental data is needed...
Video - WS product family: Our modular concept of the WS-family
Video - WS product family: Our modular concept of the WS-family
Video - Lufft: a passion for precision (Corporate Video)
Video - Lufft: a passion for precision (Corporate Video)
Video - WS product family - Integration of external sensors
Video Training - WS product family - Integration of external sensors
Software - Lufft - ConfigTool NET
Software - Lufft - ConfigTool NET V1.2
Manual - Lufft WSx weather sensor (EN)
Manual - WSx product family of weather sensors
Software - UMB Config Tool
Software - UMB Config Tool
Firmware - WSx - from V30
Firmware - WSx - from unit version 30
Firmware - WSx - from V200
Firmware - WSx - from unit version 200
Manual - Lufft UMB Config Tool (EN)
Manual - UMB Config Tool
Manual - Lufft UMB Protocol (EN)
Description of UMB Protocol
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General
Dimensions Ø approx. 150 mm, height approx. 223 mm
Weight Approx. 1 kg
Interface RS485, 2 - wire, half - duplex
Power supply 4...32 VDC
Operating temperature -50...60 °C
Operating rel. humidity 0...100 % RH
Cable length 10 m
Protection level housing IP66
Mast mounting suitable for Mast diameter 60 - 76 mm
Temperature
Principle NTC
Measuring range -50 ... 60 °C
Unit °C
Accuracy ±0.2 °C (-20...50 °C), otherwise ±0.5 °C (>-30 °C)
Relative humidity
Principle Capacitive
Measuring range 0 ... 100 % RH
Unit % RH
Accuracy ±2 % RH
Air pressure
Principle MEMS capacitive
Measuring range 300 ... 1200 hPa
Unit hPa
Accuracy ±0.5 hPa (0...40 °C)
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