MeteoWind Compact (201908)

Compact anemometer and wind direction vane sensor with ultra-low power, lightning protection & no dead spot. Meets all WMO measurement standards.

 

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Opis

Wind speed & wind direction

Compact anemometer and wind direction vane sensor with ultra-low power, lightning protection & no dead spot. Meets all WMO measurement standards. Designed for wireless AWOS, IoT LoRaWAN, IoT Sigfox and NB-IoT weather stations. Elliptical cup design offers superb aerodynamics in a compact and cost-effective package of anodized aluminum suitable for most environments. Superb dirt and weather resistance for long-term wind measurement stability & reliability in all environments.

 

 

Compact analog design with high dirt resistance

• Robust dual-arm reinforced cup design
• Replaceable cups for quick and easy service with standard tools
• Fast response rate to accurately measure wind gusts with minimal over-speeding
• Flat elliptical cup shape offers superb snow shedding and very good hail resistance
• All-metal anodized-aluminum body and wind vane design

 

Ultra-low power for wireless applications

• Ultra-low power electronics offer industry’s lowest combined power consumption of less than 50 μA for wind speed and wind direction combined
• ESD, EMC & lightning resistant reed switch wind speed sensor with two pulses per revolution
• ESD, EMC & lightning protected magnetic wind vane sensor with better than 5° accuracy and 0…2.5 V analog output.
• Wide voltage range from 3.2 V to 15 V
• Suitable for all wired and wireless installations
• Patented design of flat elliptic cups for superb winter snow shedding even without heating
• High linearity and accuracy with < 1 m distance constant

 

Measurement standards
Range Resolution Accuracy Sampling rate
Wind speed 0-100 m/s 0.01 m/s < 2 % of measured value (0.3 – 50 m/s) or ±0.05 m/s (4-16 m/s) with MEASNET cal. 2 pulses per revolution
Wind direction 0-360° 5° (no dead-spot) 10 Hz /1Hz avg. out
Linearity R2 > 0.99995
Tilt angle sensitivity Cosine response, see graph. (Horizontal wind speed measurement)
Starting wind speed <0.2 m/s
Default linearity constants (Calibration equation coefficients) Defaults: Slope = 0.6335 Offset = 0.3582 m/s (m/s = 0.6335*freq(Hz) + 0.3582)For MEASNET accuracy without calibration: Slope = 0.6424 Offset = 0.3238 m/s
Distance constant (Delay distance) < 1m (est.) (per ASTM D 5096-96)
Electrical specifications
Output signal & communication Pulse (reed switch) wind speed, analog 0…2.5 V wind direction
Supply Voltage 3.2 V…15 VDC reverse polarity protection
Power consumption 50 μA (combined wind speed and wind direction)
Lightning & surge protection per IEC EN 61000-4-5 on wind vane & power lines, Surge, EFT/Burst, ESD 15kV
Environmental rating
Operating temperature -40°C to +80°C
Operating humidity range 0% to 100% RH
Survival wind speed >85 m/s (306 kph, 190 mph)
IP – Protection rating IP55W (DIN 40050)
General specifications
Heater (optional) 4W non-regulated @ 12 Vdc or VAC, (Max continuous 12W in temperatures < 20 °C)
Weight (mass) Anemometer = 210 g
Dimensions Anemometer rotor diameter = Ø164 mm, Wind vane radius =111 mm, Total height = 272 mm
Patented / Registered OHIM 002153882-0001, 002153882-0002, 002153882-0003

 

MeteoWind Compact DataSheet 201908