Qantec Automation

Milesight EM500-PT100 – Industrial Temperature Sensor (-50°C ~ 800°C)

The EM500-PT100 elevates PT100 RTD sensor performance by incorporating wireless LoRaWAN® technology, enabling accurate temperature measurement (-200 to 800°C) under harsh conditions. This device converts PT100 RTDs into wireless instruments and facilitates efficient data transfer and remote management via its integration with Milesight IoT solutions, improving operational productivity for diverse applications.



Converting PT100 RTD Sensors to Wireless LoRaWAN® Devices for Accurate Temperature Measurement in Harsh Environments

The EM500-PT100 stands out as a premier PT100 RTD sensor designed for accurately monitoring temperatures in the most challenging environments. This sensor harnesses the power of LoRaWAN® technology to ensure consistent data transmission and minimal energy use.

A distinctive feature of the EM500-PT100 is its capability to upgrade any PT100 RTD sensor to a wireless LoRaWAN® device, offering a cutting-edge approach to remote temperature monitoring. Equipped with a durable 19000 mAh battery, it delivers up to 10 years of reliable performance, significantly reducing maintenance needs.

With full compatibility with Milesight LoRaWAN® gateways and the Milesight IoT Cloud, the EM500-PT100 enables easy and visual remote data management, enhancing efficiency. Its adaptability makes it ideal for a wide range of uses, from monitoring the temperature of industrial equipment, ovens, and pipelines to many other scenarios.

The sensor is centered around a PT100 platinum resistance temperature detector, renowned for its exceptional accuracy. This ensures stable and precise temperature readings across a broad spectrum from -200 to 800°C.

Discover Superior Temperature Precision and Wireless Convenience with the EM500-PT100 Sensor




  • Corrosion-resistant cable with various probe options for adaptability
  • Selection of terminal heads including straight tube, armoured, SMT, threaded, and magnetic types
  • 3-wire connection for highly accurate measurements
  • Customizable temperature range from -200 to 800°C suitable for different applications
  • Long-range transmission up to 10km line of sight
  • IP67 waterproof casing for use in demanding environments
  • Vibration resistance for increased durability
  • Includes a 19000 mAh replaceable battery with a 10-year lifespan
  • NFC technology for simple setup
  • Compatible with standard LoRaWAN® gateways and network servers
  • Easy management via the Milesight IoT Cloud

Innovative Approach to Remote Temperature Monitoring This device’s capacity to convert any PT100 RTD sensor into a wireless LoRaWAN® sensor presents a novel solution for remote monitoring, showcasing its wireless capabilities.


Precise Temperature Monitoring with the PT100 Sensor The PT100 sensor, a staple in the process industry, accurately measures temperatures ranging from -200 to +800°C, offering insight into the sensor’s performance and reliability.


Enhancing Safety in Industrial Settings Monitoring temperatures of industrial boilers and other machinery is crucial for early detection of potential issues, ensuring safety and preventing accidents.


IMPORTANT – Sensor Operation

Please note: For wireless network capabilities, an applicable Gateway is required to utilise the IoT Cloud software as demonstrated below.