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Air Velocity (Wind Speed) Transmitter – MEMS Sensor, RS485 & Long-Term Stability
High-precision wind speed transmitter using MEMS hot-film technology for accurate airflow monitoring. Ideal for HVAC systems, duct measurement, cleanrooms, and environmental control.
This air velocity transmitter is designed for accurate and stable airflow measurement in demanding environments. Based on hot-film sensing technology and built with a high-quality MEMS sensor, it delivers precise wind speed readings with excellent resistance to environmental interference and long-term drift.
Its compact design and robust construction make it ideal for HVAC duct systems, laminar flow hoods, cleanrooms, and ventilation control applications. The transmitter supports RS485 output (optional isolated version), and includes overvoltage and reverse polarity protection for safe, stable operation.
Engineered for ease of installation and maintenance, this transmitter is well-suited for air monitoring systems in both industrial and commercial environments.
Key Features:
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High-accuracy MEMS hot-film sensor with fast response
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Wide air velocity range with long-term measurement stability
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RS485 (Modbus) output option, including isolated version
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Excellent anti-interference and anti-pollution performance
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Overvoltage and reverse polarity protection for safety
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Simple installation and low maintenance requirements
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Ideal for HVAC airflow monitoring, duct systems, cleanrooms, and environmental control
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Working Voltage 24V AC/DC±20% Measuring Range 0-10m/s,0-15m/s,0-20m/s,0-30m/s Resolution 0.01m/s Output signal RS485/Modbus, 0~10VDC/4~20mA Output load ≤500Ω(Current output),≥2kΩ(Voltage output) Working temperature -10-60℃ Storage temperature -20-80℃ Probe length 210mm(optional) Display WIth/without LCD backlight display(optional) Protection Class Shell IP65,Probe IP20 Material Shell PC,Probe PA6 Electromagnetic compatibility EN 61326-1 Certifications RoHS,CE