| Operating principle |
Laser scattering |
| Measurement particle |
0.3μm~10μm |
| Measurement range |
0~5000μg/m³ |
| Measurement accuracy for PM2.5/PM1.0 |
0~100μg/m³, ±10μg/m³ |
| 101~500μg/m³, ±10% reading |
| (GRIMM, 25±2℃, 50 ±10%RH） |
| Measurement accuracy for PM10 |
0~100μg/m³, ±25μg/m³ |
| 101~500μg/m³, ±25% reading |
| (GRIMM, 25±2℃, 50 ±10%RH） |
| Time to first reading |
≤8s |
| Response time |
1s |
| Working temperature |
-10°C~50°C |
| Working humidity |
0~95%RH(non-condensing) |
| Power supply |
DC 5V±0.1V, ripple wave<50mV |
| Working current |
<100mA(working); <200μA (standby) |
| Signal output |
UART_TTL/, I²C (3.3V/5V) |
| Dimension |
W38*H35*D12 (mm) |
