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Grove Dust Sensor

Product Code: 101020012
Excl. VAT: £11.18 Incl. VAT: £13.42
You will earn 11 Robo Points for buying this product

This Dust Sensor measures the Particulate Matter level in air by counting the Lo Pulse Occupancy time(LPO time) in given time unit.

LPO time is in proportion to PM concentration.

This sensor can provide you pretty reliable data for your PM2.5 project or air purifier system because it's still responsive to particulates whose diameter is 1um.


  • Highly responsive
  • Reliable
  • ROHS/PEACH compliant

Note: New version updates output Hi Voltage from Approx. over 4.0V change to Approx over 4.5V.

Application Ideas:

  • Dust emission monitor
  • Air quality monitoring


  • Please keep it upright.
  • 3 min preheat time is required when used at the first time.
  • Arbitrary operation may cause unexpected damage.
  • Pins VR1 and VR2 come preset. Please DON'T change the default configuration.


VCC 4.75 - 5.25 V
Standby Current Supply - 90 - mA
Detectable range of concentration - 0~28,000 - pcs/liter
Operating Temperature Range 0 - 45 °C
Output Method Negative Logic, Digital output,Hi over 4.0V(Rev.2) Lo: under 0.7V
Detecting the particle diameter >1 um
Dimensions 59(W) × 45(H) × 22(D) [mm]
Humidity Range 95%rh or less

Visit the wiki page for more information

Product Attachments

View FileGetting Started with Grove    Size: (1.57 MB)
View FileIntroduction to Grove    Size: (4.78 MB)

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Whenever possible, items which are in stock are dispatched the same day, or the next working day.

Large and/or heavy items are dispatched by UPS courier service and these orders must be placed before 15:00hrs (GMT) to ensure same day dispatch.

Small items are normally sent using a Royal Mail service for UK orders, and International Airmail or UPS for overseas orders

Returns Policy

Grove Dust Sensor