| principle of action | Laser dynamic scattering |
| Range | 0~3000μg/m³ |
| detectable particle size | PM10、PM2.5、TSP |
| Relative measurement error | ≤20% |
| Detection sensitivity | 1μg/m³ |
| Operating temperature | -5℃~50℃ |
| Storage temperature | -20℃~60℃ |
| Dimensions | 180mm×74 mm×150 mm |
| Power Supply | 220VAC/DC9V1A power adapter/rechargeable battery pack |
| screen | Chinese character prompt LCD screen |
| Data storage | 20 sets of data (General Measurement mode), 8000 sets of data (Continuous Measurement mode) |
| data export | Export data using the output interface |
| Communication protocol | MODBUS RTU |
| communication output | RS485 output |
Warranty days: 365 days
1. The warranty period of the product is one year electricity, during the warranty period, the supplier will repair and replace the parts damage caused by quality reasons free of charge, the damage of the parts outside the warranty period, the accessories provided are only charged at cost, and the equipment damage caused by the human factors of the buyer, the accessories repaired or provided by the supplier are calculated at cost price.
2. The product is sold, and the manufacturer does not provide return and exchange services in the following cases
a. The product has been used abnormally.
b. Instrument failure caused by abnormal storage.
c. Unauthorized repair, misuse, abuse, and alteration.
d. Man-made damage.
e. Normal wear and tear of the product.
f. Out of shelf life.