PERMATRAN-W® Model 398

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PERMATRAN-W® Model 398

This two cell low maintenance water vapor transmission rate (WVTR) testing system is designed for flat films with medium to high barriers. It is ideal for polymer films and coated paper samples. Complies with ASTM 398.

Product Description

  • Complies with ASTM E-398
  • Two test cells
  • Compatible with PermNet® database and networking software
  • Set of three calibration films provided
  • Real time sensor analysis
  • Stored calibration history
  • Quick Start functionality
  • Built-in help menu
  • Broad range of automatic temperature and RH testing
  • Expandable up to 10 modules
  • Easy test method storage and retrieval

  • Temperature range:
    • Ambient module: ambient +5C-50C
    • Sub-ambient module: 5C-50C
  • Relative humidity range: 50% – 90% (driving force differential)
  • Test Cells: Two 50 cm2
  • Expandable: up to 10 modules (20 test cells)
  • Set of 3 calibration films
  • WinPerm®, Windows® 2000 software
  • CE, UL, CSA Listed


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