Gases

Measurement range(ppb)

Resolution (ppb)

LOD(ppb)

24 h drift

zero / ppb

O3

0-1000

1

≤10

5%F.S

NO2

0-1000

1

≤10

5%F.S

CO

0-20000

1

≤150

5%F.S

SO2

0-1000

1

≤10

5%F.S

H2S(optional)

0-20000

1

≤150

5%F.S

VOC(optional)

0-40000

1

≤150

5%F.S

Measurement range

PM2.5:(0~10000) μg/m³ ,

PM10:(0~10000) μg/m³

Indication error

±15%

Sampling flow

2.83 L/min,precision ±2.5%, with the cyclone cutter

Grain size

PM2.5, PM10 or TSP

LOD

2μg/m³

Resolution

0.1μg/m³

Temperature control

(10~60)℃,temperature control accuracy ±1℃

Data storage

Up to one year

USB interface

Support USB data export

Remote data query

DTU module for remote query of instrument working status and real-time measurement data

Fault Alarm

Real-time display of fault alarm

Air intake heating

Dynamic heating of intake tube and Automatic temperature and humidity compensation

Temperature

Measuring range:-50 ~100℃

RH

Measuring range:

0~100%RH

Resolution: 0.1℃

Resolution: 0.1%RH

Accuracy:±0.5℃

Accuracy:±3%RH

Wind speed

Measuring range: 0~70m/s

Resolution: 0.1m/s

Start wind speed≥0.5m/s

Accuracy:±0.3m/s

Wind direction

Measuring range: 0~360°

Resolution:±0.1°

Start wind speed≥0.5m/s

Accuracy:±3°

Atmospheric pressure

Measuring range: 10~1100hpa

Resolution: 0.1hpa

Accuracy: ±0.5hpa

Noise

IEC61672:2002 level 2

GB/T3785-2012 level 2

Level 1 noise level meter available

Frequency range

16~20KHz

Measurement range

30~140 dB

Frequency weighting

A, C, Z

Principle of noise sensor: High precision capacitive free-field microphone