DFRobot Gravity: PM2.5 Air Quality Sensor


The sensor can be embedded in various instruments and meters or environmental improvement equipment related to the concentration of suspended particulate matter in the air to provide timely and accurate concentration data. It is typically suitable for smoking rooms, kitchens, hot springs, bathrooms, and other environments.

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Laser scattering principle, accurate measurement
Zero false alarm rate
Real-time response and support continuous acquisition
Minimum recognizable particle size 0.3µm
Six-sided all-around shielding, stronger anti-interference
Ultra-thin design, only 12mm, suitable for portable devices

Maximum Working Current(mA) 100
Standby Current(mA) ≤2
Standard Volume(L) 0.1
Single Response Time(s) <1
Particle Measurement Range 0.3 ~ 1.0μm
1.0 ~ 2.5μm
2.5 ~ 10μm
Comprehensive Response Time(s) ≤10
Working Temperature Range (°C) -10~+60
Opt. Relative Humidity(RH) 0~95%
Dimensions in mm (LxWxH) 67x40x14
Weight (gm) 30


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