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Specific, Convenient Data Collection & Storage
This meter measures and data logs several ventilation parameters using a single probe with multiple sensors. It measures velocity and temperature; calculates volumetric flow and data logs over 12,700 samples.
This meter measures and data logs several ventilation parameters using a single probe with multiple sensors. It measures velocity and temperature; calculates volumetric flow and data logs over 12,700 samples.
The VelociCalc Air Velocity Meter 9535-A brings together many metering features into one convenient package. Simultaneously measuring and data logging several ventilation parameters using a single articulated probe with multiple sensors. Capable of measuring velocity and temperature, and calculating flow. The 9535-A model comes with an articulated probe.
| General Specifications | |
| Velocity | |
| Range (9515) | 0 to 4,000 ft/min (0 to 20 m/s) |
| Range (9535 and 9545) | 0 to 6,000 ft/min (0 to 30 m/s) |
| Accuracy (9515) | ±5% of reading or ±5 ft/min (±0.025 m/s), whichever is greater |
| Accuracy (9535 and 9545) | ±3% of reading or ±3 ft/min (±0.015 m/s), whichever is greater |
| Resolution | 1 ft/min (0.01 m/s) |
| Duct Size (9535 and 9545) | |
| Dimensions | 1 to 250 inches in increments of 0.1 in. (1 to 635 cm in increments of 0.1 cm) |
| Volumetric Flow Rate (9535 and 9545) | |
| Range | Actual range is a function of velocity and duct size |
| Temperature | |
| Range (9515, 9535 and 9535-A) | 0 to 200 °F (-18 to 93°C) |
| Range (9545 and 9545-A) | 14 to 140°F (-10 to 60°C) |
| Accuracy | ±0.5°F (±0.3°C) |
| Resolution | 0.1°F (0.1°C) |
| Relative Humidity (9545 only) | |
| Range | 5 to 95% RH |
| Accuracy | ±3% RH |
| Range | 0.1% RH |
| Instrument Temperature Range | |
| Operating (Electronics) | 40 to 113°F (5 to 45°C) |
| Models 9515 and 9535 Operating (Probe) | 0 to 200°F (-18 to 93°C) |
| Model 9545 Operating (Probe) | 14 to 140°F (-10 to 60°C) |
| Storage | -4 to 140°F (-20 to 60°C) |
| Data Storage Capabilities (9535 and 9545) | |
| Range | 12,700+ samples and 100 test IDs |
| Logging Interval (9535 and 9545) | |
| 1 second to 1 hour | |
| Time Constant (9535 and 9545) | |
| 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) | |
| Meter Probe Dimensions | |
| Probe Length | 40 in. (101.6 cm) |
| Probe Diameter of Tip | 0.28 in. (7.0 mm) |
| Probe Diameter of Base | 0.51 in. (13.0 mm) |
| Articulating Probe Dimensions | |
| Articulating Section Length | 7.8 in. (19.7 cm) |
| Diameter of Articulating Knuckle | 0.38 in. (9.5 mm) |
| Power Requirements | |
| Four AA-size batteries or AC adapter | |
| General Specifications | |
| Velocity | |
| Range (9515) | 0 to 4,000 ft/min (0 to 20 m/s) |
| Range (9535 and 9545) | 0 to 6,000 ft/min (0 to 30 m/s) |
| Accuracy (9515) | ±5% of reading or ±5 ft/min (±0.025 m/s), whichever is greater |
| Accuracy (9535 and 9545) | ±3% of reading or ±3 ft/min (±0.015 m/s), whichever is greater |
| Resolution | 1 ft/min (0.01 m/s) |
| Duct Size (9535 and 9545) | |
| Dimensions | 1 to 250 inches in increments of 0.1 in. (1 to 635 cm in increments of 0.1 cm) |
| Volumetric Flow Rate (9535 and 9545) | |
| Range | Actual range is a function of velocity and duct size |
| Temperature | |
| Range (9515, 9535 and 9535-A) | 0 to 200 °F (-18 to 93°C) |
| Range (9545 and 9545-A) | 14 to 140°F (-10 to 60°C) |
| Accuracy | ±0.5°F (±0.3°C) |
| Resolution | 0.1°F (0.1°C) |
| Relative Humidity (9545 only) | |
| Range | 5 to 95% RH |
| Accuracy | ±3% RH |
| Range | 0.1% RH |
| Instrument Temperature Range | |
| Operating (Electronics) | 40 to 113°F (5 to 45°C) |
| Models 9515 and 9535 Operating (Probe) | 0 to 200°F (-18 to 93°C) |
| Model 9545 Operating (Probe) | 14 to 140°F (-10 to 60°C) |
| Storage | -4 to 140°F (-20 to 60°C) |
| Data Storage Capabilities (9535 and 9545) | |
| Range | 12,700+ samples and 100 test IDs |
| Logging Interval (9535 and 9545) | |
| 1 second to 1 hour | |
| Time Constant (9535 and 9545) | |
| 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) | |
| Meter Probe Dimensions | |
| Probe Length | 40 in. (101.6 cm) |
| Probe Diameter of Tip | 0.28 in. (7.0 mm) |
| Probe Diameter of Base | 0.51 in. (13.0 mm) |
| Articulating Probe Dimensions | |
| Articulating Section Length | 7.8 in. (19.7 cm) |
| Diameter of Articulating Knuckle | 0.38 in. (9.5 mm) |
| Power Requirements | |
| Four AA-size batteries or AC adapter | |
