The Milesight AM319 PN:O3 is a multi-function LoRaWAN indoor ambience monitoring sensor designed to measure ozone (O3), temperature, humidity, CO₂, TVOC, barometric pressure, light, motion, and PM 2.5/PM 10 levels. With its ultra-low power consumption and E-Ink display, this sensor provides real-time environmental insights for indoor air quality monitoring, smart buildings, and industrial applications.
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💡 Key Features
📡 LoRaWAN Connectivity – Long-range, low-power wireless communication
🌡️ Multi-Parameter Monitoring – Measures ozone (O3), temperature, humidity, CO₂, TVOC, barometric pressure, light, motion, PM 2.5 & PM10.
📊 E-Ink Display – High-contrast, low-power screen for real-time data visualization
🔋 Ultra-Low Power Consumption – Externally powered through USB Type-C 5V/1A; no battery operation
🏢 Ideal for Indoor Environments – Smart offices, hospitals, schools, and public spaces
📡 Easy Integration – Compatible with major LoRaWAN networks and IoT platforms
⚡ Configurable Alerts & Notifications – Customizable thresholds for air quality and motion events
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🛠 Applications
🏢 Smart Buildings – Optimize HVAC and air purification systems based on real-time data
🏥 Healthcare & Hospitals – Ensure safe air quality levels for patient environments
🎓 Schools & Educational Institutions – Monitor air quality for healthier learning spaces
🚀 Industrial & Warehouse Monitoring – Detect air contaminants and enhance workplace safety
🏠 Home & Office Automation – Improve air quality and energy efficiency
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📦 Package Includes
- 1 × Milesight AM319 PN:O3 LoRaWAN Ambience Sensor
- 1 × Mounting Kit
- 1 × User Manual
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📥 Product Downloads
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🎥 Product Video
- Model: AM319 O₃
- Measurements: Temperature, Humidity, CO₂, PIR Motion, Light, TVOC, Pressure, PM2.5 / PM10, O₃
- Temperature: −20°C to +60°C
- Humidity: 0–100% RH
- CO₂: Photoacoustic, 400–2000 ppm; ±(50 ppm + 5% of reading) at −10…60°C
- TVOC: IAQ rating; concentration reporting depends on hardware version and supported firmware. Confirm the supplied revision for concentration-based projects.
- Pressure: 260–1260 hPa
- PIR: 80° horizontal / 55° vertical, up to 5m; light reported in levels
- PM2.5 / PM10: 0–1000 µg/m³
- O₃: 0–10 ppm, ±5% full scale; electrochemical sensor working life approximately 2 years
- Display: 4.2-inch E-Ink; screen operation 0…40°C
- LoRaWAN EU868, Class C
- Power: External USB Type-C, 5V/1A; no battery operation
- NFC / supported USB configuration / downlink
- IP30, indoor non-condensing use
- Dimensions: 100.8 × 114 × 22mm
- Model: AM319 O₃
- Measurements: Temperature, Humidity, CO₂, PIR Motion, Light, TVOC, Pressure, PM2.5 / PM10, O₃
- Temperature: −20°C to +60°C
- Humidity: 0–100% RH
- CO₂: Photoacoustic, 400–2000 ppm; ±(50 ppm + 5% of reading) at −10…60°C
- TVOC: IAQ rating; concentration reporting depends on hardware version and supported firmware. Confirm the supplied revision for concentration-based projects.
- Pressure: 260–1260 hPa
- PIR: 80° horizontal / 55° vertical, up to 5m; light reported in levels
- PM2.5 / PM10: 0–1000 µg/m³
- O₃: 0–10 ppm, ±5% full scale; electrochemical sensor working life approximately 2 years
- Display: 4.2-inch E-Ink; screen operation 0…40°C
- LoRaWAN EU868, Class C
- Power: External USB Type-C, 5V/1A; no battery operation
- NFC / supported USB configuration / downlink
- IP30, indoor non-condensing use
- Dimensions: 100.8 × 114 × 22mm

















