
Dwyer 3G-CBM-04574 — Technical Specifications
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.
Technical Specifications
| Parameter | Value |
|---|---|
| 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) |
Physical & Shipping Data
| Weight | 0.289 kg |
| Length | 71.44 mm |
| Width | 26.99 mm |
| Height | 16.27 mm |
| Country of Origin | France |
