The PAT-Ux is the hazardous location version of the popular VIAVI PAT-U miniature process spectrometer. Safe in the presence of flammable gases, vapors, fibers, or dust, the PAT-Ux enables moving a process directly to production in a hazardous location using chemometric models and processes developed in the ordinary location of a laboratory. The PAT-Ux attaches readily to fixed processing equipment of all types and sizes, with the performance and stability to support truly efficient – and scalable – manufacturing.


  • Non-invasive, real-time NIR analysis forhazardous manufacturing locations
  • Safe in the presence of flammable gases, vapors, fibers, or dust
  • ATEX, NEC, and IECEx certified
  • Interoperable with all MicroNIR instruments
  • Maintenance-free with no moving parts
  • Robust, reliable, repeatable
  • Washable, IP65 & IP67 rated instrument head
  • Easy Ethernet and power connections


  • Pharmaceutical Manufacturing
  • Fluid bed drying
  • High shear mixing
  • Granulation
  • Food and Feed Manufacturing
  • Grain & flour processing
  • Moisture, protein, fat, and sugar analysis
  • Industrial Processing
  • Explosives manufacturing
  • Polymers & petrochemicals

Please check the VIAVI MicroNIR™ PAT-Ux brochure.

To learn more please visit the official website.