The MMD601 PM2.5 module is IR type sensor. It detect scatter of infrared light on PM2.5 particles to count the concentration of dust particles in the air.
The sensor has been aged, debugged and calibrated in order to keep good performance. Consistency and extremely high sensitivity.
● Fresh air ventilation systems
● Air purifier
● Intelligent integrated ceilings
● Air conditioner
● Air quality monitors
● Ventilation fans
This product uses digital interface UART, PWM pulse width modulation output, and the particle counting principle can sensitively detect particle size in a diameter of more than 1 μm. The built-in heater enables automatic suction of air into chamber. It has the advantages of small size, light weight, easy installation and simple maintenance.
| Product Number | MMD601 |
| Test Substance | PM2.5 particulate matter |
| Physical Interface | EH2.54-5P terminal socket |
| Minimum Detection Limit | 1um |
| Operating Voltage | 5.0±0.2VDC |
| Output Data Type | UART, PWM (5V level) |
| Working Current | ≤90mA |
| Preheat Time | ≤1 minute |
| Response Time | ≤20 seconds |
| Recovery Time | ≤60 seconds |
| Operating Temperature | 0～50℃ |
| Working Humidity | ≤95%RH |
| Storage Temperature | -20～60℃ |
| Storage Humidity | ≤95%RH |
| Dimensions | 59×45×20mm (L×W×H) |
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