Ambience Monitoring Sensor
AM300 Series 
9 Sensors in 1
4.2 Inch E-ink Screen
Vivid Emoticon Indication
Traffic Light Status Indicator
Milesight 47,000 IAQ Sensors in Canadian Schools
Success Story
With province-wide LoRaWAN® IAQ solution deployment, students and staff in Quebec’s public schools are now in a healthier learning environment with more helpful insights. Check how Milesight has made it happen!
Ensuring Indoor Comfort and Health
Indoor Comfort Level
Understand Your Environment Visually
9 Sensors in 1
Integrated 9 types of sensor to measure
various ambience conditions
Higher Accuracy with
Better Insulation Design
Placement for temperature and humidity sensors is designed to isolate the heat generated when the chip is operating.
Superior Sensor with
Strong Anti-Interference
Selection for HCHO sensor is dedicated to stable reading, particularly in its resistance to alcohol.
More Features with Bigger Screen
The AM300 Ambience Monitoring Sensor equips with a 4.2 inch E-ink screen to show the real-time ambience conditions in many ways.
Multiple Display
Styles
Light/Dark Color
Theme
LoRaWAN® Based
Milesight AM300 Ambience Monitoring Sensor is compatible with industry-standard LoRaWAN® gateways With a range of up to 15 km in rural areas and 2 km in urban areas
Low Power Consumption
Smart Screen Mode
When PIR value is 0 (Vacant) and last for 20 mins, the screen will stop updating to save power.
Multi-Year Battery Operation
*4 × 2700 mAh ER14505 Li-SOCl2 Replaceable Batteries
**AM307/AM308 can also be powered via Type-C.
Installation in Better Ways
Preventing the device being taken
away thoughtlessly
Fixed by 3M Tape
Wall Mounting
86Box Mounting
Milesight IoT Cloud
- Monitoring ambience conditions at any time anywhere
- Collaborative interaction with Milesight IoT sensors to realize scene-based automation
- Android & iOS versions allow you to manage devices at your fingertips
Specifications | Documents
| Model | AM307 | AM308 | AM319 | ||
|---|---|---|---|---|---|
| Wireless Transmission | Technology | LoRaWAN® | |||
| Frequency | CN470/RU864/IN865/EU868/US915/AU915/KR920/AS923-1&2&3&4 | ||||
| Tx Power | 16dBm(868MHz)/22dBm(915MHz)/19dBm(470MHz) | ||||
| Sensitivity | -137dBm @300bps | ||||
| Work Mode | OTAA/ABP Class A | OTAA/ABP Class A | OTAA/ABP Class C | ||
| Sensors | |||||
| Temperature | Operating Principle | Digital CMOSens® technology (MEMS) | |||
| Range | -20°C – 60°C | ||||
| Accuracy1 | ± 0.2°C | ||||
| Resolution | 0.1°C | ||||
| Humidity | Operating Principle | Digital CMOSens® technology (MEMS) | |||
| Range | 0% – 100% RH | ||||
| Accuracy1 | ± 2% RH | ||||
| Resolution | 0.5% RH | ||||
| Motion | Operating Principle | Passive infrared (PIR) | |||
| Detection Range | 80 ° Horizontal, 55 ° Vertical, 5m | ||||
| Status | Vacant/Occupied | ||||
| Light | Operating Principle | Photodiode | |||
| Range | 0-60000 Lux (Determine as 6 levels, 0-5) | ||||
| TVOC | Operating Principle | MOX (MEMS) | |||
| Range2 | 1.00~5.00 (IAQ Rating) | ||||
| Accuracy | ±1 | ||||
| Resolution | 0.01 | ||||
| Barometric Pressure | Operating Principle | Piezoresistive absolute pressure sensor (MEMS) | |||
| Range | 260 – 1260 hPa | ||||
| Accuracy | ±0.5 hPa | ||||
| Resolution | 0.1 hPa | ||||
| Carbon Dioxide (CO2) | Operating Principle | Nondispersive Infrared (NDIR) | Photoacoustic | ||
| Range | 400 – 5000 ppm | 400 – 2000 ppm | |||
| Accuracy | ± (30 ppm + 3 % of reading) (0°C to +50°C) | ± (50 ppm + 5 % of reading) (-10°C to +60°C) | |||
| Resolution | 1 ppm | 1 ppm | |||
| PM2.5 & PM10 | Operating Principle | — | Laser Scattering | ||
| Range | — | 0 – 1000 μg/m3 | |||
| Accuracy | — | 0-100(±10μg/m3), 100-1000(±10 %) (-10°C to +60°C) | |||
| Resolution | — | 1 μg/m3 | |||
| Formaldehyde (HCHO)1 | Operating Principle | — | — | Electrochemical | |
| Range | — | — | 0 – 1.25 mg/m3 | ||
| Accuracy | — | — | ±10 % | ||
| Resolution | — | — | 0.01 mg/m3 | ||
| Working Life | 6 Years | ||||
| Ozone (O3)1 | Operating Principle | — | — | Electrochemical | |
| Range | — | — | 0 – 10 ppm | ||
| Accuracy | — | — | ±5 % FS | ||
| Resolution | — | — | 0.01 ppm | ||
| Working Life | 2 Years | ||||
| Display & Configuration | Display | 4.2-inch Black & White E-Ink Screen | |||
| Button | 1 × Power Button + 1 × Reset Button | ||||
| LED & Buzzer | 1 × Traffic Light Status Indicator + 1 × Buzzer | ||||
| Configuration | 1. Mobile App via NFC 2. PC software via NFC or USB Type-C port | ||||
| Physical Characteristics | Power Supply | 1. 4 × 2700 mAh ER14505 Li-SOCl2 Replaceable Batteries 2. 5V/1A by Type-C Port | 5V/1A by Type-C Port | ||
| Battery Life2 (10 min interval) | Around 3 Years | Around 1 Year | — | ||
| Operating Temperature | -20°C – 60°C (E-Ink Screen: 0°C – 40°C) | ||||
| Relative Humidity | 10% – 90% (non-condensing) | ||||
| Ingress Protection | IP30 | ||||
| Dimension | 100.8 × 114 × 22 mm (3.97 × 4.49 × 0.87 in) | ||||
| Installation | 3M Tape Mounting, Wall Screw Mounting, 86 Box Mounting | ||||
| Approvals | Regulatory | CE, RoHS | |||
1. HCHO or O3 sensor is alternative option and both support replacement.
2. The battery life is tested under laboratory conditions and for guideline purposes only.
