Ultrasonic Anemometer (ATMOS 22)
Reliable Wind Measurements for Every Environment
The ATMOS 22 Ultrasonic Wind Anemometer is a reliable, accurate, and affordable solution for measuring wind conditions. With no moving parts, easy installation, and digital communication, it provides dependable wind speed, gust, and direction measurements for long-term environmental monitoring.
Specifications
Measurement Specifications
| Parameter | Specification |
|---|---|
| Horizontal Wind Speed | Range: 0–30 m/s Resolution: 0.01 m/s Accuracy: the greater of 0.3 m/s or 3% of measurement |
| Wind Gust | Range: 0–30 m/s Resolution: 0.01 m/s Accuracy: the greater of 0.3 m/s or 3% of measurement |
| Wind Direction | Range: 0 – 359° Resolution: 1° Accuracy: ±5° |
| Tilt | Range: -90–90 ° Resolution: 0.1° Accuracy: ±1 ° |
Communication Specifications
| Parameter | Specification |
|---|---|
| Output | SDI-12 communication |
| Data Logger Compatibility | METER ZL6, Em50, and EM60 data loggers or any data acquisition systems capable of 3.6- to 15.0-VDC excitation and SDI-12 communication |
Physical Specifications
| Parameter | Specification |
|---|---|
| Dimensions | Diameter: 10.0 cm (3.94 in) Height: 16.0 cm (6.30 in) |
| Operating Temperature Range | Minimum: -50.00 °C Maximum: 60.00 °C |
| Cable Length | 5 m (standard) 75 m (maximum custom cable length) NOTE: Contact Customer Support if a nonstandard cable length is needed. |
| Connector Types | 3.5 mm stereo plug connector or stripped and tinned wires |
Electrical and Timing Characteristics
| Parameter | Specification |
|---|---|
| Supply Voltage (VCC to GND) | Minimum: 3.6 VDC continuous Maximum: 15.0 VDC continuous NOTE: The ATMOS 22 must be continuously powered to work properly. NOTE: For the ATMOS 22 to meet digital logic levels specified by SDI-12, it must be excited at 3.9 VDC or greater. |
| Digital Input Voltage (Logic High) | Minimum: 2.8 V Typical: 3.6 V Maximum: 5.0 V |
| Digital Input Voltage (Logic Low) | Minimum: –0.3 V Typical: 0.0 V Maximum: 0.8 V |
| Digital Output Voltage (Logic High) | Typical: 3.6 V NOTE: For the ATMOS 22 to meet digital logic levels specified by SDI-12, it must be excited at 3.9 VDC or greater. |
| Power Line Slew Rate | Minimum: 1.0 V/ms |
| Current Drain (During Measurement) | Minimum: 0.2 mA Typical: 8.0 mA Maximum: 33.0 mA |
| Current Drain (While Asleep) | Minimum: 0.2 mA Typical: 0.3 mA Maximum: 0.4 mA |
| Power Up Time (SDI Ready) — other commands | Typical: 130 ms |
| Power Up Time (SDI Ready) — aRx! commands | Typical: 10 s |
| Power Up Time (SDI-12, DDI Disabled) | Typical: 200 ms |
| Measurement Duration | Typical: 110 ms Maximum: 3000 ms |
Other
| Parameter | Specification |
|---|---|
| Compliance | EM ISO/IEC 17050:2010 (CE Mark) |
| Prop 65 warning | Prop 65 warning |
| GSA | View GSA details |
Special Features
Wind Speed, Gust & Direction
Single-Wire Data Transmission
Digital SDI-12 Communication
No Moving Parts for Greater Reliability
Primary Applications
Meteorological Stations
Meteorological Stations
Greenhouse Monitoring
Environmental Monitoring
Related Products
Wind Speed Sensor (BS100-01)
The BS100-01 Wind Speed Sensor is engineered for precise and reliable wind velocity measurement, even in challenging environmental conditions. It features advanced…..
Wind Speed Sensor (BS100-02)
The BS100-02 Wind Speed Sensor features a highly sensitive 3-cup anemometer, expertly engineered to accurately measure wind speed and wind run. Constructed…..
Wind Direction Sensor (BS110-01)
The BS110-01 Wind Direction Sensor is a high-precision instrument for reliable wind direction measurement. It features a sensitive vane, built-in digital circuit with…..
Wind Direction Sensor (BS110-02)
The BS110-01 Wind Direction Sensor is a high-precision instrument for reliable wind direction measurement. It features a sensitive vane, built-in digital circuit with….
Wind Monitor (05103)
The 05103 Wind Monitor delivers precise and reliable wind speed and direction measurements, engineered for harsh outdoor conditions and extreme temperatures….
Heavy Duty Wind Monitor-HD (05108)
The YOUNG Model 05108 Wind Monitor-HD is a high-performance wind sensor designed for accurate measurement of horizontal wind speed and direction in demanding….
Wind Sentry Set (03002)
The 03002 Wind Sentry Set is a robust and reliable wind monitoring system designed for continuous, long-term operation in outdoor environments….
Wind Set (034B-L)
The Windset 034BL is a rugged and reliable wind monitor designed for continuous, long-term, unattended operation in harsh outdoor environments.….
Ultrasonic Wind Speed & Wind Direction Sensor (BS120-03)
The BS120-03 Wind Speed & Wind Direction Sensor is a compact, high-precision ultrasonic wind sensor designed to measure wind speed and direction using fully digital…..










