Infrared Temperature Sensors for Hazardous Areas


The intrinsically safe version of the MI3 infrared sensor series includes the sensor, a communication box, and an Ex power supply. These components are IP65-rated and each can be replaced without re-calibrating the entire system.

MI3 series comprises pyrometers for various spectral ranges and applications, including the 1M and 2M short wavelength models with an excellent 100:1 resolution and 10 ms response time, which are suitable for monitoring temperatures up to 1,800° C.


  • ATEX and IECEx certified for use in zones 1 and 2 (gas) and zones 21 and 22
  • Cable length: 30 m
  • Sensing head: Cn be used in ambient temperatures up to 180 °C
  • Communication boxes are available with RS485, Modbus, Profibus, Ethernet, and Profinet IO interfaces and with four galvanically isolated analog outputs
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