Teardown & Cleaning a Laser Dust Sensor PMS7003 After 2 Years
Looking inside and cleaning out 2 years of dust from a popular PLANTOWER (攀藤科技) low-cost dust sensor (model PMS7003) capable of counting individual dust particles by size using laser scattering to calculate a metric of μg/m³. 00:00 – Intro 01:37 – Design Differences 03:25 – Optical Operation 05:39 – PCB Analysis 08:17 – Cleaning 10:45 – Reassembly 11:17 – Outro REF: WT-YT-V-3
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