| Model |
6812 |
6813 |
6815 |
| Air Velocity |
Probe AP275 |
40 to 7800 FPM (0.2 to 40 m/s) |
| Probe AP100 |
60 to 6800 FPM (0.3 to 35 m/s) |
| Accuracy |
±1.0% of Reading ±1 digit |
| Resolution |
1 FPM or 0.01 m/s |
| Temperature |
Air Vel. Probe |
- |
-22 to 212 F (-30 to 100C) |
| Optional Temp Probe |
- |
-139 to 392 F (-95 to 200C) |
| Accuracy |
- |
±0.3°C ±0.2% of Reading in °C |
| Resolution |
- |
0.1 F or 0.1°C (1 F below -99.9 F) |
| Relative Humidity |
Range |
- |
5.0 to 95.0 %RH |
| Accuracy |
- |
±2.0 %RH |
| Resolution |
- |
0.1 %RH |
| Display |
0.5 inch LCD, 4 digits with LED Backlight |
| Operating Temperature |
Instrument: 32 to 125F (0 to 50C) |
| Probe: -4 to 212F (-20 to 100C) |
| Power Supply |
3 AA Alkaline Batteries |
| Operating Time (Battery) |
Approximately 150 hours |
| Dimensions |
Instrument |
W 3.2 x D 1.5 x H 6.5 inches (8.2 x 3.8 x 16.5 cm) |
| Probe AP275 |
2.75 inch diameter |
| Probe AP100 |
1.00 inch diameter |
| RH/Temp Probe |
- |
6 inch x 1 inch diameter |