Research Article
Development of an IoT-Based Indoor Air Quality Monitoring Platform
Table 2
Specifications of the laser dust sensor.
| Specification | Value |
| Measurement particle size | 0.3 to 10 μm | Measurement range | 0 to 1000 μg/m3 | Time to first reading | ≤8 s | Working temperature | -10 to 50 Celsius | Working humidity | 0 to 95% RH (noncondensing) | Signal output | UART-TTL, PWM, IIC |
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