CDF-22A Mini Ultrasonic Wind Speed & Direction Sensor

Specifications

CDF-22A-Specifications

ItemTechnical Specification
Power Supply12-24VDC
Power consumption0.2W
Output Signal4-20mA①,RS232/RS485(Modbus or NMEA-183), SDI-12
Operating Temperature-30℃-+60℃
Ingress ProtectionIP65
DimensionФ82*108mm
Weight(unpacked)0.8kg
Main materialABS
ItemTechnical Specification
RangeResolutionAccuracy
Wind speed0-40m/s0.1m/s±3%
Wind direction0-360°±3°
Starting Threshold0.1m/s0.1m/s/
Extreme Wind Speed60m/s

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Description

CDF-22A MINI ULTRASONIC WIND SENSOR

The CDF-22A mini ultrasonic wind sensors​ is a small and portable instrument, which uses the ultrasonic principle to accurately measure wind speed and direction, and can be used in many fields such as meteorological observation, environmental monitoring, construction engineering, aviation and navigation.

 

The ultrasonic wind sensors usually consists of an ultrasonic transmitter and receiver. When working, the transmitter will emit ultrasonic signals into the air, ultrasonic waves spread in the air, when the wind, the flow of the wind will make the propagation speed of ultrasonic waves change.

ULTRASONIC WIND SPEED & DIRECTION SENSOR


APPLICATIONS

Agricultural Meteorological Station

Agricultural Meteorological Station

Greenhouse Weather Station

Greenhouse Weather Station

Meteorological Monitoring For Expressway

Meteorological Monitoring For Expressway

Weather Station

 Monitoring For High-altitude Facility

Weather Station

Seawater Transportation Monitoring

Weather Station

Wind Power Generation

DETAILS SHOW

 

ULTRASONIC WIND SPEED & DIRECTION SENSOR

CERTIFICATE

 





MAINTAIN

 

Regularly clean the sensor surface to remove dust, rain stains and bird droppings to ensure normal signal transmission.

Check the power supply and wiring regularly to avoid loose connections or water damage.

Prevent obstacles such as branches and buildings from blocking the detection area of the ultrasonic weather station.

Calibrate the instrument regularly according to the manufacturer’s instructions to ensure measurement accuracy.

Protect the equipment from strong impact, lightning and extreme weather to extend service life.

Additional information

Model

CDF-22A

OEM/ODM

Available

MOQ

1PCS

Lead Time

5-7 days

Certification

CE-EMC, RoHS, ISO9001

Size

12cm*14cm*15cm

Weight

0.45KG

Payment

T/T, L/C or Credit-card

FAQ

1. Q: What is an ultrasonic wind speed and direction sensor?

A: An ultrasonic wind speed and direction sensor (also called an ultrasonic anemometer) is a meteorological instrument that measures wind speed and direction using ultrasonic time‑difference technology, with no mechanical moving parts.

2. Q: How does it work?

A: It uses multiple ultrasonic transducers (typically arranged in a cross pattern) to send and receive ultrasonic pulses. Wind changes the propagation time of ultrasonic waves: faster with the wind, slower against it.

3. Q: What are the main advantages over mechanical anemometers?

A:

  • No moving parts: No wear, longer lifespan, low maintenance
  • Fast response: Captures gusts and turbulence
  • High accuracy: Typically ±2% for wind speed, ±3° for direction
  • Zero start‑up wind speed: Measures from 0 m/s
  • 360° omnidirectional: No dead angle
  • Harsh environment resistance: IP65/IP66, works in rain, snow, dust
4. Q: What are its typical measurement ranges?

A:

  • Wind speed: 0–40 m/s
  • Wind direction: 0–360°
  • Resolution: 0.01 m/s (speed), 1° (direction)
5. Q: What output interfaces are available?

A: RS485 (MODBUS‑RTU) NMEA-0183

6. Q: Does it need calibration?

A: Factory‑calibrated; no field calibration required for most applications. For high‑precision use, annual verification with a wind tunnel is recommended.

7. Q: Why is the measured wind speed zero?

A: Actual wind speed is below the sensor’s minimum threshold (≈0.01–0.1 m/s)

8. Q: Can it work in extreme weather?

A: Yes, with IP65/IP66 protection. Heated models operate reliably at −40°C and resist freezing rain/ice.

9. Q: What applications is it suitable for?

A: Weather stations, wind farms, ports, bridges, environmental monitoring, smart cities, agriculture, and industrial IoT.

Dimension & Mounting

ULTRASONIC WIND SPEED & DIRECTION SENSOR

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