PM2.5 Sensors

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Use the sensor to detect PM2.5 that is invisible to the eye.
Output numerical value of mass-density (ug/m3) by high-accuracy concentration conversion algilithm, and possible to visualized IAQ (indoor air quality)
High-accuracy numerical indication of mass-density
Product line up of LED and laser type

Application

  • Visualization of the air cleaning function of air purifiers and air-conditioners
  • Indoor Air Quality (IAQ) monitoring for HEMS, BEMS, and other fields
    ※HEMS:Home Energy Management System
     BEMS:Building Energy Management System

Application

Visualization of the air cleaning functionality of the air purifier

Visualization of the air cleaning functionality of the air-conditioner

Applicable field

Air environmental monitoring in the field of HEMS (Home Energy Management System)

Air environmental monitoring in the field of BEMS (Building Energy Management System)

Product Lineup

By utilizing the optical design technology, fostered in the field of photo-images, new products (devices) for a PM2.5 sensor, LED type, new LED type, laser type, have been lined up.

  SN-GCHA1 SN-GCJA6 SN-GCJA5
Appearance
Mass production started
in Feb. 2021
Type LED type LED type Laser type
Detectable Objects
&
Accuracy
PM1.0 - - Measurable
PM2.5 35~300μg/m3 : ±20% 35~100μg/m3 : ±15μg/m3
100~600μg/m3 : ±15%
35~1000μg/m3 : ±10%
PM10 - - ±10%
Pollen × × ×
Concentration range 1~300μg/m3 1~600μg/m3 1~1000μg/m3
Operating life
(accuracy continuation period)
7 years 7 years 5 years
Size (width, depth, height) 45×22×52mm 30×28×30mm 37×37×12mm
Output format I2C UART&I2C UART&I2C
Airflow control Heater resistance type Heater resistance type DC fan motor
Maintenance (lens cleaning) Required Not required Not required

LED type PM2.5 sensor SN-GCHA1

LED type PM2.5 sensor SN-GCJA6

Laser type PM sensor SN-GCJA5