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Dwyer Digital pressure gauge 0-500Mbar Dwyer 477AV-3 - Measurement
DwyerMeasurement

Dwyer Digital pressure gauge 0-500Mbar Dwyer 477AV-3

Dwyer 477AV-3 is a digital pressure gauge measuring air and compatible gases from 0–500 mbar with ±0.5% FS accuracy. Operating range spans 0 to 140°F, storing up to 40 readings. Ideal for HVAC, pneumatic systems, and…

SKU 3G-CBM-04574

Brand
Dwyer
Item
Digital pressure gauge 0-500Mbar Dwyer 477AV-3
Part Number
477AV3
Category
Measurement
UNSPSC
41112412 — Pressure gauge
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Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

Dwyer
Manufacturer Part Number
477AV3
service
air and compatible gases
accuracy
±0.5% FS
pressure range
0-500 mbar
units pressure
in w.c., ft w.c., in Hg, psi, oz/in2, mm w.c., cm w.c., mm Hg, mbar, Pa, kPa, hPa
storage capacity
40 readings
temperature operating
0 to 140°F (-17.8 to 60°C)
temperature compensated
32 to 104°F (0 to 40°C)

Technical Documents

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

Product Description

Dwyer 477AV-3 is a digital pressure gauge measuring air and compatible gases from 0–500 mbar with ±0.5% FS accuracy. Operating range spans 0 to 140°F, storing up to 40 readings. Ideal for HVAC, pneumatic systems, and industrial gas applications requiring portable pressure monitoring.

Frequently Asked Questions

Where can I buy the Dwyer 477AV-3 digital pressure gauge in your region?

3G Electric stocks and supplies the Dwyer 477AV-3. We deliver to your location, your location, and CALABARZON regions. We handle customs documentation, logistics coordination, and USD invoicing. Contact us for availability and lead time.

What is the lead time and shipping for the Dwyer 477AV-3 to your region?

Lead time depends on stock status and is confirmed on request. 3G Electric arranges all logistics to your your region location, manages customs clearance, and provides tracking. Request a quote for exact delivery schedule.

What pressure ranges and units does the Dwyer 477AV-3 measure?

The Dwyer 477AV-3 measures 0–500 mbar with ±0.5% FS accuracy. It displays in multiple units: psi, kPa, mbar, in Hg, mm Hg, in w.c., ft w.c., cm w.c., mm w.c., Pa, and hPa—ideal for HVAC and pneumatic system diagnostics.

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 measurement. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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