Airflow Meters

Details: Category: Airflow Meters

Extech AN340 CMM/CFM Anemometer/Psychrometer Datalogger — CMM/CFM Anemometer/Psychrometer Datalogger

The AN340 is a CMM/CFM Anemometer/Psychrometer Datalogger. This meter monitors air velocity/volume, temperature, humidity, wet bulb, and dew point. The user can save up to 12,000 measurements for data analysis. Manually store and recall up to 99 readings. Comes includes an external small vane probe, Windows-compatible software, a USB cable, 6 AAA batteries, and a protective carrying bag.

Specifications

Air Velocity (ft/min)	100 to 3940ft/min
Air Velocity (ft/min) Basic Accuracy	±3%
Air Velocity (m/s)	0.5 to 20m/s
Air Velocity (m/s) Basic Accuracy	±3%
Air Volume (CFM)	0 to 99999 CFM
Air Volume (CFM) Max Resolution	0.1 CFM
Air Volume (CMM)	0 to 99999 CMM
Air Volume (CMM) Max Resolution	0.1 CMM
Dew Point	-4 to 140 °F (-20 to 60 °C)
Relative Humidity	0.1 to 99.9%
Relative Humidity Basic Accuracy	±3%
Temperature (Air)	-4 to 140 °F (-20 to 60 °C)
Temperature (Air) Basic Accuracy	±1.1°F (0.6°C)
Wet Bulb	-4 to 140 °F (-20 to 60 °C)
Certifications	CE
Dimensions	6.7 × 3 × 1.7" (169 × 78.3 × 44.4mm)
Power	6 × AAA (1.5V) batteries
Warranty	2 years
Weight	7.4oz (210g)

Details: Category: Airflow Meters

Extech AN310 Large Vane CFM/CMM Anemometer/Psychrometer — Large Vane CFM/CMM Anemometer/Psychrometer

The AN310 is a Large Vane CFM/CMM Anemometer and Psychrometer. This meter monitors air velocity, flow rate, relative humidity, wet bulb, and dew point. Extech's Large Vane Thermo-Anemometer series provides more precise readings for larger ducts. Includes Min/Max, Data Hold, and Auto Power Off capabilities. Comes with 4 AAA batteries and a sturdy carrying case.

Specifications

Air Velocity (ft/min)	40 to 5900ft/min
Air Velocity (ft/min) Basic Accuracy	±1.5%
Air Velocity (m/s)	0.2 to 30m/s
Air Velocity (m/s) Basic Accuracy	±1.5%
Air Volume (CFM)	0 to 99999 CFM
Air Volume (CFM) Max Resolution	0.1 CFM
Air Volume (CMM)	0 to 99999 CMM
Air Volume (CMM) Max Resolution	0.1 CMM
Dew Point	23 to 140°F (-5 to 60°C)
Relative Humidity	0.1 to 99.9%
Relative Humidity Basic Accuracy	±3%
Temperature (Air)	-4 to 140°F (-20 to 60°C)
Temperature (Air) Basic Accuracy	±0.6°C
Wet Bulb	-4 to 140°F (-20 to 60°C)
Certifications	CE
Dimensions	10.6 × 4.2 × 2" (269 × 106 × 51mm)
Power	4 × AAA (1.5V) batteries
Warranty	2 years
Weight	7oz (200g)

Details: Category: Airflow Meters

The AN300 is a large vane CFM/CMM thermoanemometer. This meter monitors air velocity, airflow, and temperature. Extech's Large Vane Thermo-Anemometer series provides more precise readings for larger ducts. Each meter shows both airflow (or air velocity) and temperature. Comes with 4 AAA batteries and a sturdy carrying case.

Specifications

Air Velocity (ft/min)	40 to 5900ft/min
Air Velocity (ft/min) Basic Accuracy	±1.5%
Air Velocity (m/s)	0.2 to 30m/s
Air Velocity (m/s) Basic Accuracy	±1.5%
Air Volume (CFM)	0 to 99999 CFM
Air Volume (CFM) Max Resolution	0.1 CFM
Air Volume (CMM)	0 to 99999 CMM
Air Volume (CMM) Max Resolution	0.1 CMM
Temperature (Air)	-4 to 140°F (-20 to 60°C)
Temperature (Air) Basic Accuracy	±0.6°C
Certifications	CE
Dimensions	10.6 × 4.2 × 2" (269 × 106 × 51mm)
Power	4 × AAA (1.5V) batteries
Warranty	2 years
Weight	7oz (200g)

Details: Category: Airflow Meters

Extech AN250W Anemometer with Connectivity to ExView® App — Anemometer with Connectivity to ExView® App

The AN250W is a small airflow meter with Bluetooth® connectivity that allows building, HVAC, and maintenance professionals to see and share air velocity and temperature data directly from a mobile device via the free ExView app. Users can receive greater insights into environmental conditions and building health by capturing data, visualizing patterns, setting visual and auditory warnings, and creating and sending reports. The AN250W is part of the Extech 250W Connected Series of products, which can help you evaluate problems and report on them in the field. This enables you to increase the speed and quality of judgments so that urgent issues can be addressed instantly.

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
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)

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Airflow Meters

Specifications

Specifications

Specifications

Specifications