EM300-DI – LoRaWAN® Dry Contact & Temperature Sensor – Milesight | DistrIoT
Milesight
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EM300-DI – LoRaWAN® Dry Contact & Temperature Sensor – Milesight

Capteur LoRaWAN® EM300-DI Milesight avec entrée GPIO pour impulsions, mesure température/humidité, IP67, autonomie 5 ans, configuration NFC.
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Description détaillée

LoRaWAN® EM300-DI Dry Contact & Temperature Sensor – Milesight

General Description

Milesight 's EM300-DI is a versatile LoRaWAN® device that enables dry contact monitoring of digital inputs, as well as temperature and humidity measurement. Its integrated GPIO interface makes it compatible with passive pulse meters (e.g., reed meters). Its IP67-rated waterproof design, NFC configuration, and long battery life make it ideal for industrial or outdoor environments.

Targeted Applications

  • Remote reading of pulse meters (water, gas, electricity)
  • Contact status monitoring (doors, flaps, etc.)
  • Environmental control in industrial environments
  • Long-range LoRaWAN® deployment in wet or dusty areas

Highlights

  • GPIO digital input compatible with dry contact / pulses
  • Integrated temperature and humidity measurement
  • IP67 protection rating for outdoor use
  • Up to 5 years of battery life
  • Simple configuration by NFC via smartphone

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
Measurements & Interfaces
GPIO 1 × dry contact interface – pulse mode or digital input
Cable 1 m (customizable)
Compatibility Flexible reed or passive pulse meters
Temperature -30°C to +70°C, ±0.3°C (0 to +70°C), ±0.6°C (-30 to 0°C), resolution 0.1°C
Humidity 0% to 100% RH, ±3% (10-90%), ±5% (out of range), resolution 0.5% RH
Operation & Configuration
Ignition / Extinction Internal button, configuration via NFC
Configuration NFC mobile application
Physical Characteristics
Food 1 × ER18505 battery (4000 mAh), expandable to 2 batteries
Autonomy Up to 5 years (10 min interval)
Operating temperature -30°C to +70°C
Relative humidity ≤ 95% (non-condensing)
Material / Color ABS + PC, white
Protection index IP67
Dimensions 105.6 × 85.2 × 27 mm
Facility Screw mounting

Interfaces and Connectors

The EM300-DI sensor has a GPIO interface for digital or pulse input. It does not have physical transmission connections; communication is via LoRaWAN®.

Pack Contents

  • 1 × EM300-DI Milesight Sensor
  • 1 × 1m GPIO Cable
  • 1 × ER18505 Battery (Pre-installed)
  • 1 × Wall Mounting Kit (Screws)
  • 1 × Quick Start Guide