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Dwyer Anemometer: 1 fpm Air Velocity Resolution, Rotating Vane, Air Velocity/Temp - Rotating Vane Air Velocity Meters
DwyerRotating Vane Air Velocity Meters

Dwyer Anemometer: 1 fpm Air Velocity Resolution, Rotating Vane, Air Velocity/Temp

The DWYER Anemometer (MPN 8904) is a rotating vane air velocity meter with a digital display, powered by battery. It measures air velocity under 100 fpm with a 1 fpm resolution and includes a plastic vane and…

SKU 3G-OTH-170568

Brand
Dwyer
Item
Anemometer: 1 fpm Air Velocity Resolution, Rotating Vane, Air Velocity/Temp
Category
Rotating Vane Air Velocity Meters
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Technical Specifications

Dwyer
Manufacturer Part Number
8904
Type
Rotating Vane, Air Velocity/Temp, Under 100 fpm
Includes
Carrying Case
Data Logging
No
Display Type
Digital
Power Source
Battery
Vane Material
Plastic
Temperature Accuracy
+/ 1.0°
Min. Velocity Measured Filter
Under 100 fpm
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Dwyer Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The DWYER Anemometer (MPN 8904) is a rotating vane air velocity meter with a digital display, powered by battery. It measures air velocity under 100 fpm with a 1 fpm resolution and includes a plastic vane and carrying case. Temperature accuracy is +/- 1.0°, and it does not support data logging.

Frequently Asked Questions

What is the Dwyer 8904 anemometer used for?

The Dwyer 8904 rotating vane anemometer measures low air velocity under 100 fpm and temperature in HVAC, ventilation, and environmental monitoring. It is ideal for balancing airflows, checking duct velocities, and verifying fume hood performance in industrial and commercial facilities.

What are the specifications of the Dwyer 8904 anemometer?

The Dwyer 8904 is a rotating vane air velocity/temperature meter with a 1 fpm resolution, digital display, and battery power. It measures under 100 fpm, has a plastic vane, temperature accuracy of +/- 1.0°, and includes a carrying case. Data logging is not supported.

Where to buy the Dwyer 8904 anemometer worldwide?

3G Electric supplies the Dwyer 8904 anemometer worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time; we source genuine Dwyer instruments for your application.

How to maintain the Dwyer 8904 rotating vane anemometer?

Keep the plastic vane clean and free of debris; wipe with a soft, dry cloth. Store in the included carrying case when not in use. Replace the battery as needed. Avoid exposing the meter to extreme temperatures or moisture beyond its rated range to ensure accurate readings.

Used in

Common applications for Dwyer
Combustion air-filter monitoring — Magnehelic Series 2000 on burner air-intake filter banks
Clean-room and pharmaceutical pressurisation — Magnehelic / Capsuhelic differential-pressure gauges
HVAC fan-discharge static pressure — Mark II inclined-vertical manometers on AHU test points
Filter-blockage alarms — Photohelic Series 3000 combined gauge/switch on air-handling units
BMS-integrated pressure monitoring — Digihelic DH3 with 4–20 mA output for building management

Dwyer Products

3G Electric supplies Dwyer rotating vane air velocity meters. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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