AM-4201 Digital Anemometer Handheld Wind Speed & Air Flow Meter
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The AM-4201 Digital Anemometer is a high-precision, handheld wind speed and temperature measuring device engineered for professionals in HVAC, environmental monitoring, and industrial inspection. It measures wind velocity in five selectable units: m/s, ft/min, km/h, knots, and mph.
Designed for ease of use in the field or lab, it features a large backlit LCD display, fast response time, and built-in functions such as data hold and maximum/minimum memory. Whether you're evaluating air movement in duct systems, inspecting ventilation in confined areas, or studying atmospheric conditions, the AM-4201 delivers accurate, consistent results. Powered by a standard 9V battery, its compact build and protective rubber pouch make it a dependable tool for on-the-go professionals.
Application:
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HVAC airflow diagnostics
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Environmental and weather testing
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Industrial ventilation assessment
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Duct and exhaust system inspections
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Laboratory or educational airflow studies
Key Features:
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Measures air velocity in m/s, ft/min, km/h, knots, and mph
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Simultaneous wind speed and temperature reading
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Max, Min, Average, and Current measurement modes
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Data Hold function for stable readings
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Backlit LCD for clear visibility in low light
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Compact handheld design with protective case
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9V battery-powered operation
Specifications:
Air Velocity:
| Unit | Range | Resolution | Accuracy |
|---|---|---|---|
| m/s | 0–45 | 0.01 | ±3% ± 0.1dgts |
| ft/min | 0–8800 | 1.9 | ±3% ± 10dgts |
| knots | 0–88 | 0.02 | ±3% ± 0.1dgts |
| km/h | 0–140 | 0.03 | ±3% ± 0.1dgts |
| mph | 0–100 | 0.02 | ±3% ± 0.2dgts |
Temperature:
| Unit | Range | Resolution | Accuracy |
|---|---|---|---|
| Celsius | 0 to 45°C | 0.2°C | ±0.2°C |
| Fahrenheit | 32 to 113°F | 0.36°F | ±3.6°F |
Power and Environmental:
| Parameter | Value |
|---|---|
| Power Supply | 9V Battery |
| Operating Temperature | -10 to 50°C (14 to 122°F) |
| Operating Humidity | 40% RH to 85% RH |
| Storage Temperature | -20 to 60°C (-4 to 140°F) |
| Storage Humidity | 10% RH to 90% RH |
Physical and Package:
| Parameter | Value |
|---|---|
| Main Unit | 145 x 72 x 35 mm |
| Vane Size | 172 x 65 x 29 mm |
| Weight | 276g (including battery) |
| Accessory | Rubber pouch |
Package Includes:
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1 x AM-4201 Digital Anemometer
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1 x External vane sensor (pre-attached)
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1 x 9V Battery
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1 x Protective rubber pouch
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1 x Instruction manual