PERMATRAN-W® Model 3/34

A stand along fully automated water vapor transmission rate (WVTR) system. Test in the same range as the PERMATRAN-W model 3/33 G. Ideal for those who need fast and accurate results. Easy to use for those new to permeation while offering the features needed for advanced users. Automatic maintenance of RH, temperature, pressure and flow. Complies with ASTM F-1249, JIS K7129 films and TAPPI T557.


  • Complies with ASTM F-1249. TAPPI T557. JIS K7129. ISO 15106-2
  • TotalCal™
  • Stand alone with integrated computer
  • Intuitive touch screen interface
  • On-board data storage
  • Fully automated testing
  • Advanced testing with manual control
  • Faster time to results
  • Faster set up
  • Easy film placement
  • Horizontal pneumatically clamped test cells
  • Auto control of RH, pressure and flow
  • Auto temperature control
  • Auto sequential testing
  • Auto test save and printing
  • Package testing adapter (Optional)
  • High purge rate for packages
  • Fast, simple change from wet to dry testing
  • TruSeal® test cell
  • Ethernet and USB ready
  • Gas saver
  • Sensor over-range protection
  • Circuit board protection
  • Built-in calendar
  • Remote diagnosis
  • Individual Zero obtained on actual sample