PM2.5 monitor
A monitor and processor module technology, applied in the field of PM2.5 monitors, can solve problems such as high production cost, high power consumption, and complicated operation
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[0014] combined with figure 1 As shown, a PM2.5 monitor of the present invention is characterized in that: it includes an outdoor data collection system and an indoor data receiving, processing and display system, and the outdoor data collecting system is wirelessly connected to the indoor data receiving, processing and display system; The outdoor data acquisition system includes a PM2.5 sensor, a first processor module, and a first RF radio frequency module, and the PM2.5 sensor transmits the detected outdoor air PM2.5 content signal to the first processor module, so The signal output end of the PM2.5 sensor is connected to the signal input end of the first processor module by connecting the AD conversion module, and the first processor module adopts the SPI data transmission mode and the wireless transmission module of the first RF radio frequency module Connection; the indoor data receiving and processing display system includes a second RF radio frequency module, a second ...
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