| Static/Differential Pressure |
| Range |
-15 to +15 in. H2O (-28.0 to +28.0 mm Hg, -3735 to +3735 Pa) |
| Accuracy |
±1% of reading ±0.005 in. H2O (±1 Pa, ±0.01 mm Hg) |
| Resolution |
0.001 in. H2O (0.1 Pa, 0.01 mm Hg) |
| Velocity From a Pitot Tube |
| Range |
250 to 15,500 ft/min (1.27 to 78.7 m/s) |
| Accuracy |
±1.5% at 2,000 ft/min (10.16 m/s) |
| Resolution |
1 ft/min (0.1 m/s) |
| Duct Size (AXD620) |
| Dimensions |
1 to 250 inches in increments of 0.1 in.
(1 to 635 cm in increments of 0.1 cm) |
| Volumetric Flow Rate (AXD620) |
| Range |
Actual range is a function of velocity, pressure, duct size, and K factor |
| Instrument Temperature Range |
| Operating |
40 to 113°F (5 to 45°C) |
| Storage |
-4 to 140°F (-20 to 60°C) |
| Data Storage Capabilities (AXD620 only) |
| Range |
12,700+ samples and 100 test IDs |
| Logging Interval (AXD620 only) |
| 1 second to I hour |
| Time Constant (AXD620 only) |
| User selectable |
| External Meter Dimensions |
| 3.3 in x 7.0 in x 1.8 in (8.4 cm x 17.8 cm x 4.4 cm) |
| Meter Weight with Batteries |
| 0.6 lbs. (0.27 kg) |
| Power Requirements |
| AXD620 |
Four AA-size batteries or optional AC adapter |
| AXD610 |
Four AA-size batteries |