The AN250W is a compact airflow meter with Bluetooth® connectivity, which allows building, HVAC, and maintenance professionals to view and share air velocity and temperature data directly from a mobile device using the free ExView app. With the capability to capture data, display trends, set visual and audio alarms, and create and send reports, users can gain deeper insights on environmental conditions and building health. The AN250W is part of the Extech 250W Connected Series of products that can improve your ability to evaluate problems and report on them from the field. This allows you to improve the speed and quality of decisions to address critical issues immediately.
- Products
- Test & Measurement
- HVAC & Air Quality
- Air Flow Meters
- Extech AN250W
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Model:
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Easy, Flexible Operation
View data on both the large backlit LCD display and from iOS® or Android™ mobile devices using the ExView app via Bluetooth.
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Standalone Capture and Display
Simultaneously monitor air velocity and temperature data, record max/avg readings, and freeze the display with ‘data hold’ feature.
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Portable Collection, Analysis, and Reporting
Export .CSV data; create and send PDF reports including photos of the measurement location taken with a connected smartphone or tablet camera.
Specifications
General Specifications
- Air Velocity (ft/min)
- 295.2 to 5905 ft/min
- Air Velocity (ft/min) Basic Accuracy
- ±5% full scale
- Air Velocity (ft/min) Max Resolution
- 1 ft/min
- Air Velocity (km/h)
- 5.4 to 108 km/h
- Air Velocity (km/h) Basic Accuracy
- ±5% full scale
- Air Velocity (km/h) Max Resolution
- 0.1 km/h
- Air Velocity (knots)
- 2.9 to 58 knots
- Air Velocity (knots) Basic Accuracy
- ±5% full scale
- Air Velocity (knots) Max Resolution
- 0.1 knots
- Air Velocity (m/s)
- 1.5 to 30 m/s
- Air Velocity (m/s) Basic Accuracy
- ±5% full scale
- Air Velocity (m/s) Max Resolution
- 0.1 m/s
- Air Velocity (mph)
- 3.3 to 67 mph
- Air Velocity (mph) Basic Accuracy
- ±5% full scale
- Air Velocity (mph) Max Resolution
- 0.1 mph
- Beaufort Wind Force
- 0 to 12
- Beaufort Wind Force Basic Accuracy
- ±1
- Beaufort Wind Force Max Resolution
- 1
- Sampling Rate
- 0.5 sec
- Temperature (Air)
- 14 to 122°F (-10 to 50°C)
- Temperature (Air) Basic Accuracy
- ±4°F (±2°C)
- Temperature (Air) Max Resolution
- 0.2°F (0.1°C)
- Wireless Connectivity
- Bluetooth® (via ExView iOS/Android mobile app)
- Wireless Transmission Range
- up to 90 m line of sight
Additional Details
- Certifications
- CE, FCC, UKCA
- Dimensions
- 6.9 × 2.1 × 1.1 in (176 × 53 × 28 mm)
- Operating Conditions
- 32 to 104°F (0 to 40°C), ≤80% RH
- Power
- 3 × AAA (1.5V) batteries
- Warranty
- 2 years
- Weight
- 3.2 oz (90 g)
Related Documents
Export Restrictions
Export Restrictions
The information contained in this page pertains to products that may be subject to the International Traffic in Arms Regulations (ITAR) (22 C.F.R. Sections 120-130) or the Export Administration Regulations (EAR) (15 C.F.R. Sections 730-774) depending upon specifications for the final product; jurisdiction and classification will be provided upon request.
