Specifications: Fluke 971: Accurate Humidity Meter and Temperature Meter
| Specifications | |
| Temperature | -20°C to 60°C (-4°F to 140°F) |
| Temperature accuracy | 0°C to 45°C (±0.5°C) |
| -20°C to 0°C & 45°C to 60°C (±1.0°C) | |
| 32°F to 113°F (±1.0°F) | |
| -4°F to 32°F and 113°F to 140°F (±2.0°F) | |
| Resolution | 0.1°C / 0.1°F |
| Temperature update rate | 500 ms |
| Temperature sensor type | NTC |
| Relative humidity range | 5% to 95% RH |
| Relative humidity accuracy | 10% to 90% RH @ 23°C (73.4°F) (±2.5% RH) |
| (< 10%, > 90%RH @ 23°C (73.4°F) (±5.0% RH) | |
| Humidity densor | Electronic capacitance polymer film sensor. |
| Data storage capacity | 99 points |
| Response time (humidity) | For 90% of total range - 60 s with 1 m/s air movement |
| Environmental Specifications | |
| Operating temperature | Temperature: -20°C to 60°C |
| Humidity: 0°C to 55°C | |
| Storage temperature | -20°C to 60°C at < 80% R.H. (with battery removed) |
| Mechanical and General Specifications | |
| Weight | 190 g (6.7 oz) |
| Dimensions | 194 x 60 x 34 mm |
| Battery type | 4 AAA alkaline batteries |
| Battery Life | 200 Hours |