| Operating principle |
Laser scattering |
| Measured particle size |
0.3μm~10μm |
| Measurement range |
0~5,000μg/m³/m³ |
| Measurement accuracy for PM1.0&PM2.5 |
<50μg/m³: ±5μg/m³ |
| 50μg/m³ ~100μg/m³: ±10μg/m³ |
| 100μg/m³~ 300μg/m³: ±15% of reading |
| Condition: 25±2℃,50±10%RH |
| Reference instrument: GRIMM |
| Dust Source: Cigarette+Arizona A1 |
| Measurement accuracy for PM10 |
0~100μg/m³: ±25 μg/m³ |
| 100μg/m³~300μg/m³: ±25 of reading |
| Condition: 25±2℃,50±10%RH |
| Reference instrument: GRIMM |
| Dust Source: Cigarette+Arizona A1 |
| Time to first reading |
≤8s |
| Response time |
1s |
| Working temperature |
-20°C ~ 60°C, 0-95%RH (non-condensing) |
| Working humidity |
0~95%RH(non-condensing) |
| Power supply |
DC 5V±0.1V; ripplewave<50mV |
| Working current |
<100mA(working); <20mA(standby) |
| Signal output |
UART_TTL, I²C, PWM(customized) |
| Dimension |
W50*H38*D21(mm) |
