Anemometer 840003 - Sper Scientific
- Measures wind speed: 0.4 ~ 30 m/s.
- Measures wind temperature: -10ºC – +50ºC.
- Units: m/s; km/h; mph; knots; ft/min.
- Simultaneous display of wind speed and temperature on the same screen.
- Functions: max/min/hold.
- Auto power off when not in use.
- Beep sound on button press.
- Large LCD screen.
Introduction
The Anemometer 840003 from Sper Scientific (USA) is a specialized measuring device designed to accurately measure wind speed and temperature across various industrial and environmental research fields. Manufactured in China under strict quality control by Sper Scientific, it ensures high durability and reliability.
The handheld, compact design makes it easy to carry and use for field measurements or within HVAC systems. The large LCD screen and diverse measurement functions provide convenient and quick operation.
With a wide wind speed measurement range from 0.4 to 30 m/s and temperature measurement from -10ºC to +50ºC, the 840003 anemometer is suitable for airflow measurement, ventilation system testing, environmental research, and many other applications.
Features
- Measures wind speed within 0.4 ~ 30 m/s with ±4% accuracy across the full range.
- Measures wind temperature from -10ºC to +50ºC with ±0.6ºC accuracy.
- Simultaneous display of wind speed and temperature on a large, clear LCD screen.
- Supports 5 wind speed units: m/s, km/h, mph, knots, and ft/min.
- Max/Min function records highest and lowest wind speed values during measurement.
- Hold function freezes the measurement on screen for easy recording.
- Auto power off to save battery when not in use.
- Beep confirmation on button press.
- Free-spinning turbine sensor integrated with the device, compact and portable.
- 3.5mm USB interface supports PC connection (cable and software sold separately).
Applications
- Measures wind speed and temperature in HVAC systems (heating, ventilation, air conditioning).
- Environmental research, surveying natural and artificial airflow.
- Inspection and maintenance of ventilation equipment, exhaust fans, and blowers.
- Industrial applications requiring precise airflow measurement.
- Supports testing in laboratories and construction projects.
Technical Specifications - Anemometer 840003 Sper Scientific
Wind Temperature Measurement
- Range: -10ºC to +50ºC (14ºF to 122ºF).
- Resolution: 0.1º.
- Accuracy: ±0.6ºC (±1.0ºF).
Wind Speed Measurement
- Range: 0.4 ~ 30 m/s | 0.9 ~ 68 MPH | 1.4 ~ 108 km/h | 0.8 ~ 58 Knots | 80 ~ 5,900 ft/min.
- Resolution: 0.01 m/s / 0.1 (mph, km/h, knots) / 1 (ft/min).
- Accuracy: ±4% full scale.
Other Features
- Free-spinning turbine sensor enables fast and accurate wind speed measurement.
- Large LCD screen displays wind speed and temperature simultaneously.
- Max/Min/Hold functions and low battery indicator.
- Compact, handheld design for convenience.
- Auto power off when idle.
Package Contents
- 1 Sper Scientific genuine imported 840003 anemometer.
- 1 9V battery.
- 1 user manual.
- 1 carrying case for device and accessories.
- 1 12-month official warranty card from Le Quoc Equipment.
Keywords
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