– Display:
– Type: Dot-matrix backlit LCD
– Size: 55.4 x 72.9 mm (2.18 x 2.87 inches)
– Measurement Functions:
– PM2.5:
– Range: 0 to 250 µg/m³
– Resolution: 1 µg/m³
– Accuracy: ±(10% reading + 20 µg/m³)
– CO2 (Carbon Dioxide):
– Range: 0 to 10,000 ppm
– Resolution: 1 ppm
– Accuracy:
– ±40 ppm (≤ 1,000 ppm)
– ±(50 ppm + 3% of reading) (1,000-3,000 ppm)
– ±(50 ppm + 5% of reading) (> 3,000 ppm)
– Repeatability: ±20 ppm
– Humidity:
– Range: 5% to 95% RH
– Resolution: 0.1% RH
– Accuracy:
– <70% RH: ±3% RH
– ≥70% RH: ±(4% reading + 1% RH)
– Temperature:
– Range: 0 to 50℃ (32 to 122℉)
– Resolution: 0.1℃
– Accuracy: ±0.8℃, ±1.5℉
– Barometric Pressure:
– Range:
– 10.0 to 999.9 hPa, resolution: 0.1 hPa, accuracy: ±1.5 hPa
– 1000 to 1100 hPa, resolution: 1 hPa, accuracy: ±2 hPa
– 7.5 to 825.0 mmHg, resolution: 0.1 mmHg, accuracy: ±1.2 mmHg
– 0.29 to 32.48 inHg, resolution: 0.01 inHg, accuracy: ±0.05 inHg
– Data Logger:
– Automatic: Sampling time can be set from 1 second to 3600 seconds
– Manual: Push the data logger button once to save data one time
– SD Card Capacity: 1 GB to 32 GB
– Power Supply:
– DC 1.5V AA (UM3) batteries x 6 PCs
– AC to DC 9V power adapter
– Power Consumption:
– Approx. DC 135 mA
– Backlight ON: Approx. DC 150 mA
– Operating Environment:
– Temperature: 0 to 50℃
– Humidity: Less than 80% RH
– Dimensions:
164 x 93 x 72 mm (6.5 x 3.7 x 2.8 inches)
– Weight: 385 g (0.85 lb)
Accessories Included:
– Instruction Manual: 1 PC
– AC to DC 9V Power Adapter: 1 PC