| Operating principle |
Laser scattering |
| Measured particle range |
0.3μm ~ 10μm |
| Measurement range |
0~1,000μg/m³ |
| Resolution |
1μg/m³ |
| Working condition |
-10°C ~ 60°C,0-95%RH (non-condensing) |
| Storage condition |
-30°C ~ 70°C, 0-95%RH (non-condensing) |
| Maximum consistency error for PM1.0&PM2.5 |
0~100μg/m³, ±15μg/m³ |
| 101~1000μg/m³, ±15% reading |
| Condition: 25±2℃,50±10%RH, |
| Reference instrument: GRIMM |
| Dust Source: Cigarette+Arizona A1 |
| Maximum consistency error for PM10 |
0 ~100μg/m³, ±30μg/m³ |
| 101 ~ 1,000μg/m³, ±30% reading |
| Condition: 25±2℃,50±10%RH, |
| Reference instrument: GRIMM |
| Dust Source: Cigarette+Arizona A1 |
| Response time |
1sec |
| Time to first reading |
≤ 8 seconds |
| Power supply |
DC 5V±0.1V, ripple wave＜50mV |
| Working current |
≤100mA |
| Standby current |
≤200μA |
| Dimensions |
48×40×12mm |
| Digital output 1 (default) |
UART_TTL_3.3V(default); |
| I2C_3.3V/5V(default) |
| Digital output 2 |
PWM (customized) |
| Output method |
Default by active output after powering on, sampling time interval should be over 1,000ms |
| MTTF |
37,297 hrs (continuous turn on) |
