LoRaWAN® AM103L CO₂, Temperature & Humidity Sensor – Milesight
General Description
The Milesight AM103L is an ultra-compact LoRaWAN® environmental sensor designed to accurately measure carbon dioxide (CO₂), ambient temperature, and humidity. Its screen-free design features low power consumption, up to 4 years of battery life, and easy setup via NFC. It's ideal for monitoring indoor air quality in sensitive environments.
Targeted Applications
- Indoor air quality control
- Schools, offices, meeting rooms
- Smart buildings and energy management
- Environmental IoT solutions
Highlights
- Accurate CO₂ measurement (400 to 5000 ppm)
- Built-in temperature and humidity sensors
- Multi-band LoRaWAN® transmission, NFC configuration
- Battery life up to 4 years with replaceable batteries
- Simple wall mounting
Technical Specifications
Transmission |
Technology |
LoRaWAN® |
Supported frequencies |
CN470 / IN865 / RU864 / EU868 / US915 / AU915 / KR920 / AS923-1/2/3/4 |
Transmit power |
16 dBm (868 MHz), 22 dBm (915 MHz), 19 dBm (470 MHz) |
Sensitivity |
-137 dBm @ 300bps |
Mode of communication |
OTAA / ABP – Class A |
Sensors |
Temperature |
-20°C to +70°C, ±0.3°C (0 to +70°C), ±0.6°C (-20 to 0°C), resolution 0.1°C |
Humidity |
0% to 100% RH, ±3% (10-90%), ±5% (out of range), resolution 0.5% RH |
CO₂ |
Range 400 to 5000 ppm, ±(30 ppm + 3% of reading), resolution 1 ppm |
Interface & Configuration |
Display |
Not supported |
Button |
1 power button |
LED |
1 3-color status indicator (traffic light type) |
Configuration |
Via NFC mobile application |
Physical Characteristics |
Food |
2 × ER14505 Li-SOCl2 batteries (2700 mAh), replaceable |
Autonomy |
Approximately 4 years (at 25°C, 10 min interval) |
Operating temperature |
-20°C to +60°C |
Relative humidity |
0% to 95% (non-condensing) |
Protection index |
IP30 |
Dimensions |
68 × 65 × 20.5 mm |
Facility |
Wall mounting (screws or adhesive support not specified) |
Interfaces and Connectors
The AM103L sensor has no physical connections. All communications are carried out via the LoRaWAN® network, and settings are made via NFC.
Pack Contents
- 1 × Milesight AM103L Sensor
- 2 × ER14505 Batteries (pre-installed)
- 1 × Wall mounting kit
- 1 × Quick Start Guide