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Particle specifications |
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Particulate matter channels |
PM 2.5 / PM 10 |
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Particle concentrations |
0 ... 2000 μg / m³ |
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Resolution |
1 μg / m³ |
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Particle counter specifications |
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Particle sizes (in micrometers) |
0.3 / 0.5 / 1.0 / 2.5 / 5.0 and 10 μm |
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Flow rate |
2.83 l / min |
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Coincidence error |
< 5 % at 2,000,000 particles per cubic foot |
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Counting efficiency |
50 % at 0.3 μm;
100 % with particle size > 0.45 μm |
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Memory capacity |
Stores up to 5,000 data sets |
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Counting modes |
Cumulative, differential, concentration |
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Temp. and humidity measurement specifications |
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Air temp. measuring range |
0 ... +50 °C / +32 ... +122 °F |
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Dew point temp. measuring range |
0 ... +50 °C / +32 ... +122 °F |
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Humidity measuring range |
0 ... 100 % RH |
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Air temp. accuracy |
+10 ... +40 °C / +50 ... +104 °F: ± 0.5 °
Others: ± 1 ° |
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Dew point temp. accuracy |
0 ... +10 °C / +32 ... +50 °F: ± 1 °
+10 ... +40 °C: / +50 ... +104 °F ± 0.5 ° |
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Humidity accuracy |
0 ... 20 % RH: ± 5 %
20 ... 40 % RH: ± 3.5 %
40 ... 60 % RH: ± 3 %
60 ... 80 % RH: 3.5 %
80 ... 100 % RH: ± 5 % |
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General device specifications |
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Operating conditions |
0 ... +50 °C / +32 ... +122 °F, 10 ... 90 % RH,
non-condensing |
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Storage conditions |
-10 ... +60 °C / +14 ... +140 °F, 10 ... 90 % RH,
non-condensing |
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Display |
2.8", 320 x 240 pixel, backlit, TFT full-color LCD screen |
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Power supply |
1 x rechargeable battery |
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Battery life |
Approx. 4 hours of continuous operation at full charge |
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Battery recharge time |
Approx. 2 hours using AC charger |