Mass concentration | |
Measurable particle sizes | PM2.5 / PM10 |
Measuring range mass concentration | 0 ... 2000 μg / m³ |
Resolution |
1 μg / m³ |
Particle counter | |
Measurable particle sizes | 0.3, 2.5 and 10 μm |
Flow rate | 2.83 l / min (0.1 ft³) |
Coincidence error | < 5% at 2,000,000 particles per ft³ |
Counting efficiency | 50% at 0.3 μm; |
100% with particle size > 0.45 μm | |
Counting modes | Cumulative, differential, concentration |
Measurement of air temperature and relative humidity | |
Measuring range air temperature | 0 ... 50°C / 32 ... 122°F |
Measuring range dew point temperature | 0 ... 50°C / 32 ... 122°F |
Measuring range relative humidity | 0 ... 100% |
Measuring accuracy air temperature | 10 ... 40°C / 50 ... 104°F: ± 1.0°C / 1.8°F |
Others: ± 2.0°C / 3.6°F | |
Measuring accuracy dew point temperature |
10 ... 40°C / 50 ... 104°F: ± 1.0°C / 1.8°F |
Others: ± 2.0°C / 3.6°F | |
Measuring accuracy relative humidity | 0 ... 20% rel. Humidity: ± 5% |
20 ... 80% rel. Humidity: ± 3.5% | |
80 ... 100% rel. Humidity: ± 5% | |
Operating conditions | 0 ... 50°C / 32 ... 122°F, 10 ... 90% rel. humidity, |
Not condensing | |
Storage conditions | -10 ... 60°C / 14 ... 140°F, 10 ... 90% rel. humidity, |
Not condensing | |
Data storage | 5,000 data sets (Micro SD card) |
Display | 2.8", 320 x 240 pixels |
Backlit color LCD | |
Power supply Charger |
Rechargeable battery 1200-mAh, 7.4V 100 .. 240 VAC, 50 or 60 Hz |
Battery Life | About 4 hours in continuous operation |
Battery recharge time | About 2 hours with AC adapter |
Dimensions | 240 x 75 x 57 mm / 9.4 x 3 x 2.2 in |
Weight | 570 g / 1.3 lbs |