Air Velocity Transmitters Series AVUL-5DA1
Posted on: 05/11/2025
The Air Velocity Sensor AVUL-5DA1 ( Dwyer ) is a precision device designed to measure air speed and flow in HVAC systems, clean rooms, ducts, and industrial ventilation areas. It features 4–20mA output, ensuring high accuracy, fast response, and long-term stability. With its durable design, this wind speed sensor is ideal for airflow monitoring, fan control, and air balancing applications.
AVUL-5DA1: Air Velocity Sensor
Main Benefits of Wind Speed Sensor
1. Ensure HVAC System Performance
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The sensor accurately monitors airflow in ducts or AHU/FCU units, allowing proper adjustment of fans and dampers.
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This helps optimize air circulation, preventing insufficient or excessive airflow that leads to energy waste.

2. Energy and Operating Cost Savings
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By accurately controlling air velocity, the system operates only at the required level, reducing power consumption and extending the lifespan of components such as fans, motors, and control valves.
3. Maintain Workplace Air Quality
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The sensor helps maintain stable pressure and airflow, ensuring that cleanrooms, hospitals, and laboratories consistently meet safety and hygiene standards
See other AVUL Dwyer Series
Detailed Technical Specifications – AVUL-5DA1
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Technical Parameter
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Details
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Product Code
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AVUL-5DA1
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Accuracy
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±(0.2 m/s + 5% Reading value).
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Power Supply
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12 - 35 VDC
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Output Signal
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4 - 20mA
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Response Time
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Field adjustable from 0.2 to 20 seconds (default 4 seconds)
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Power Consumption
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Max. 100 mA + output current
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Protection Rating
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NEMA 6P (IP68)
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Weight
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1. 2 lb (0.54 kg)
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Certifications
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CE, RoHS
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Datasheet Download AVUL-5DA1.
Ideal Applications and Easy Maintenance Features
The AVUL-5DA1 is suitable for a wide range of applications:
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HVAC Systems (Heating – Ventilation – Air Conditioning)
Measures and regulates air velocity in AHUs, FCUs, chillers, and supply/return air systems.
Supports automatic air balancing, ensuring even temperature distribution across zones.
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Cleanrooms & Manufacturing Facilities
Monitors airflow velocity to maintain positive or negative pressure, ensuring sterile conditions.
Commonly used in hospitals, pharmaceutical plants, electronics manufacturing, and laboratories.
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Smart Buildings & Commercial Centers
Integrates with BMS/SCADA systems for real-time air monitoring and automatic control.
Optimizes fan performance and reduces total energy consumption of the ventilation system.
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Industrial Applications
Used in drying systems, boilers, combustion chambers, and exhaust gas treatment to stabilize airflow.
Supports fan performance monitoring and compressed air pipeline control.
Contact us today for expert technical consultation and the best quotation on the AVUL-5DA1 Air Velocity Sensor – genuine product with 12-month warranty!
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