EM500-CO2 – LoRaWAN CO2 Sensor for Ambient Air Monitoring – Milesight
General Description
Milesight 's EM500-CO2 is a multi-parameter environmental sensor designed for ambient air quality monitoring. It combines a high-precision NDIR CO₂ sensor with multiple MEMS sensors for temperature, relative humidity, and atmospheric pressure. With long-range LoRaWAN® connectivity, IP65 waterproofing, up to 10 years of battery life, and advanced features like data logging and threshold alarms, it is ideal for industrial, commercial, and institutional environments.
Targeted Applications
- Indoor air quality monitoring
- Smart buildings and ventilation (HVAC)
- Public spaces, schools, hospitals, offices
- Industry and controlled environment
Highlights
- Accurate CO₂ measurement by NDIR sensor (400 – 5000 ppm)
- Integrated MEMS sensors for temperature, humidity and pressure
- Up to 10 years of battery life with 19000 mAh Li-SOCL2 battery
- IP65 protection for outdoor use or dusty environments
- Internal storage of 1000 data and retransmission
- LoRaWAN® OTAA/ABP Class A transmission
- Easy setup via NFC or USB Type-C
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), 20 dBm (915 MHz), 19 dBm (470 MHz) |
Sensitivity |
-137 dBm @300bps |
Fashion |
OTAA / ABP – Class A |
Sensors |
CO₂ |
NDIR – 400 to 5000 ppm, ±(30 ppm + 3%), resolution 1 ppm |
Temperature |
MEMS – -30°C to +70°C, ±0.3°C (0–70°C), ±0.6°C (<0°C), resolution 0.1°C |
Humidity |
MEMS – 0 to 100% RH, ±3% (10–90%), ±5% over range, 0.5% resolution |
Pressure |
MEMS – 300 to 1100 hPa, ±1 hPa, 0.1 hPa resolution |
Interfaces and Connectors |
Switching on/off |
NFC, internal button |
Configuration |
Mobile app (NFC) or PC software via USB Type-C |
Advanced functions |
Local storage (1000 data), retransmission, threshold alarms |
Physical Characteristics |
Food |
Li-SOCL2 battery 19000 mAh (ER34615) |
Autonomy |
Up to 10 years (10 minute interval) |
Operating temperature |
-30°C to +70°C |
Relative humidity |
0% to 100% (non-condensing) |
Protection index |
IP65 |
Dimensions |
147.9 × 71 × 69.5 mm |
Facility |
Wall, pole or DIN rail mounting |
Interfaces and Connectors
The EM500-CO2 features an NFC interface for activation and configuration via mobile app, as well as a USB Type-C port for configuration via PC. It incorporates an internal button and supports data storage, retransmission and threshold alarm functions.
Pack Contents
- 1 × Milesight EM500-CO2 Sensor
- 1 × Built-in battery
- 1 × Wall/Pole/DIN Rail Mounting Kit
- 1 × Quick Installation Guide