Deyi SR-516A Manual - Página 8
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Analysis of common problems
Problems
The number and concentration of particulate matter in the air
quality.
Data is not accurate
Analysis
1. Particulate matter data has a certain spatial and temporal nature,
sampling do not in the air flow velocity fluctuations or particulate
matter changes obviously, if necessary, you can sample data multiple
times
2. No data display of the number of particles in the air and
concentration quality
Problems
Manual mode when not pressed sampling
Battery power is too low to start the sensor work
Temperature and humidity are not accurate
Analysis
1. Temperature and humidity sensor sampling window with debris, dirty