Features
- Imported thin-film capacitive humidity sensor.
- Single-chip microcomputer control technology for high accuracy and ease of use.
- Touchscreen interface with user-friendly operation.
- Displays dew point temperature, volume ratio, and absolute humidity at the same time.
- Can periodically record dew point values when unattended.
- Stores at least 3 months of continuous data.
- Multiple Power supply options: 220V AC charger, AC power supply and DC battery power.
- Approximately 8–12 hours of continuous operation on a full charge.
Technical Specifications
| Display | 320 × 480 TFT |
| Measuring range | -112 °F to 68 °F (-80 °C to +20 °C) |
| Uncertainty | ≤ ± 3.6 °F (2 °C) [above -76 °F ( -60 °C)],
≤ ± 5.4 °F (3 °C) [below -76 °F (-60 °C)] |
| Resolution | 0.18 °F (0.1 °C) |
| Stability | Zero drift ≤± 2.7 °F (1.5 °C) / 7 days;
Span drift ≤± 2.7 °F (1.5 °C) / 7 days |
| Warm-up time | ≤ 5 minutes |
| Repeatability | ≤ ± 1.8 °F (1 °C) |
| Sample gas flow rate | 0.035 ft³/min to 0.071 ft³/min (1.0 L/min to 2.0 L/min) |
| Sample gas pressure | Inlet pressure ≤ 36.26 psi (0.25 MPa) |
| Operating environment | Temperature: 23 °F to 113 °F (-5 °C to +45 °C);
Humidity: ≤ 90% RH |
| Power supply | AC 220 V or DC 7.2 V battery |
| Charging power supply | 220 V ± 10%, 50 Hz |
| Weight | 7.05 lb (3.2 kg) |
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