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