| Measurement Specifications | |
| Air Velocity | |
| Range | 0.01 m/s to 20.0 m/s (2 FPM to 3940 FPM) |
| Accuracy | +/- 5% of READING or +/- 0.015 m/s whichever is greater |
| Resolution | 0.01 m/s (@ 0.01 to 9.99 m/s) 0.1 m/sec (@10.0 to 20.0 m/s) |
| Temperature | |
| Response Time | Less than 1 second at 196 FPM (1m/sec), 90% response |
| Range | +/-2°F (1°C) |
| Accuracy | +/- 1°F (+/- 0.5 °C) |
| Resolution | 0.2 F (0.1 C) |
| Response Time | Less than 30 seconds at 196 FPM (1 m/sec), 90% response |
| General Specifications | |
| Power Supply | 4 x AA batteries |
| Operating Environment | Main unit 41 to 104°F (5 to 40°C) Probe -4 to 158°F (-20 to 70°C) |