PM + CO₂ + AQS Automotive Air Quality Sensor - P15

MAXMAC P15 automotive air quality sensor integrates PM2.5, CO₂ and AQS detection for cabin air quality monitoring, HVAC control, fresh air ventilation and air recirculation systems. Supports LIN communication, 9–16V input and -40°C to 85°C operation.

  • Integrated PM2.5 + CO₂ + AQS detection reduces system integration cost
  • PM2.5 measuring range: 0–999 μg/m³, response time ≤6s
  • CO₂ measuring range: 400–10,000 ppm, resolution 1 ppm
  • AQS output: 0–6 levels, response time ≤3s
  • Automotive-grade design with LIN communication and -40°C to 85°C operation
PM + CO₂ + AQS Automotive Air Quality Sensor - P15
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Sensor Technology Principle
All-in-One Sensor Principle Diagram
All-in-One Sensor Principle Diagram
Technical Specifications
PM + CO₂ + AQS Automotive Air Quality Sensor - P15
Product Name
PM + CO₂ + AQS Automotive Air Quality Sensor - P15
System Parameters
PM2.5 + CO2 + AQS
Operating Voltage
9-16 VDC
Operating Current
Average 80 mA @ 13.5VDC; peak 350 mA @ 13.5VDC
Operating Environment
-40°C to 85°C, 5%-95%RH, non-condensing
Storage Environment
-40°C to 85°C, 5%-95%RH, non-condensing
Service Life / Noise
30000 h; ≤25 dB(A) @ 50 cm
Dimensions
Main body 126 mm × 73.8 mm × 34 mm; with AQS harness approx. 126 mm × 418 mm × 34 mm
Communication Method
LIN
PM2.5 Principle
Laser scattering analysis
PM2.5 Range
0-999 µg/m³
PM2.5 Performance
Resolution 1 µg/m³; accuracy ±15 µg/m³ or ±15%; response ≤6 s
CO2 Principle
NDIR non-dispersive infrared
CO2 Range
400-10000 ppm, resolution 1 ppm
CO2 Accuracy
±(50 ppm + 5% reading)
CO2 Timing
Warm-up ≤10 s; response ≤20 s (t63%)
AQS Output
Air quality level output
AQS Performance
Warm-up 30 s; response ≤3 s; output level 0-6

Note: AQS harness length can be customized according to vehicle installation requirements. Specification parameters can be confirmed according to project requirements. Document: MAXMAC-P15-CN Rev:1

Applicable Equipment
  • Intelligent Cabin Air Quality Management System
  • Automotive HVAC Air Recirculation Control System
  • EV Thermal Management System
  • In-Cabin CO₂ Monitoring System
  • In-Cabin and Ambient PM2.5 Monitoring System
  • Automotive Air Purification System
  • Passenger Car HVAC Control System
  • Commercial Vehicle Cabin Environment Monitoring System
Applications
In-Vehicle Air Purification / Intelligent Cockpit

In-Vehicle Air Purification / Intelligent Cockpit

Designed for in-vehicle air purification and intelligent cockpit applications, this module integrates dual PM, AQS, and CO₂ monitoring to detect particulate matter, odor pollution, and CO₂ concentration changes in real time. It supports intelligent linkage of HVAC recirculation/fresh-air switching and purification strategies to improve cabin comfort and safety.

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