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Dwyer Model 480 Low Flow Swing Vane Air Velocity Meter, 25-400 fpm - Low Flow Swing Vane Air Velocity Meters
DwyerLow Flow Swing Vane Air Velocity Meters

Dwyer Model 480 Low Flow Swing Vane Air Velocity Meter, 25-400 fpm

<p>The Dwyer Model 480 Low Flow Swing Vane Air Velocity Meter is a precision instrument designed for measuring very low air velocities from 25 to 400 fpm. Its sensitive polyester vane responds to airflows under 100…

SKU 3G-OTH-170392

Brand
Dwyer
Item
Model 480 Low Flow Swing Vane Air Velocity Meter, 25-400 fpm
Part Number
480
Category
Low Flow Swing Vane Air Velocity Meters
Available to Order
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Worldwide Shipping
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Technical specs
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

Dwyer
Manufacturer Part Number
480
Type
25 fpm, 400 fpm, Low Flow Swing Vane, 480
Probe Type
No Probe
Data Logging
No
Vane Material
Polyester
Min. Velocity Measured Filter
Under 100 fpm
Low Flow Min. Velocity Measured
25 fpm
Low Flow Max. Velocity Measured
400 fpm

Technical Documents

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Dwyer Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

<p>The Dwyer Model 480 Low Flow Swing Vane Air Velocity Meter is a precision instrument designed for measuring very low air velocities from 25 to 400 fpm. Its sensitive polyester vane responds to airflows under 100 fpm, making it ideal for HVAC balancing, cleanroom monitoring, and fume hood verification. This model is a direct-reading, no-probe design, offering simplicity and reliability for field technicians.</p><p>As a Singapore-based supplier, 3G Electric provides this Dwyer meter with worldwide shipping. Request a quote in SGD, and for local buyers, GST is handled seamlessly. Enjoy fast delivery across Singapore and Southeast Asia.</p>

Frequently Asked Questions

What is the velocity range of the Dwyer Model 480?

The Dwyer Model 480 measures air velocity from 25 to 400 fpm, making it suitable for low flow applications.

Does the Dwyer 480 have a probe?

No, the Model 480 is a no-probe design, featuring a polyester vane that swings to indicate velocity.

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
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Dwyer Products

3G Electric supplies Dwyer low flow swing 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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