Non Invasive Road Sensor NIRS31-UMB

The NIRS31-UMB is a non-invasive road weather sensor with optical principle. It is mounted several meters above the ground and can even monitor bridges.

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Nirs31 umb

Key features

  • Non-invasive and easy to install
  • Open UMB protocol
  • Can be even mounted on bridges
  • Onsite calibration
  • Real-time data
  • Analogue outputs in combination with 8160.UDAC

The NIRS31-UMB is a non-invasive road weather sensor working with optical principle and is mounted several meters above the surface at bridges or masts. It measures surface conditions such as wetness, ice, snow, or frost as well as water film heights, ice percentage in water and freeze point temperature. Through these measurements it generates the friction coefficient on the road or runway.