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MEWOI-WVTR 226 Water Vapor Permeability Tester

MEWOI-WVTR 226 Water Vapor Permeability Tester

2023-07-11 17:15:40  

MEWOI-WVTR 226 Water Vapor Permeability Tester

  • Main Features :
  • Serial No. :
Contact US For Quotation  Whatsapp&Wechat:+8619925688679


WVTR 226 is based on the infrared sensor method and available for the water vapor permeability test of flexible films, sheeting and packages.


 Infrared sensor method
Own technology
Film and package test
one specimen test
One-button test, test automatically in whole process
Multiple test modes optional
Data curves display
Computer control
Digital flow adjustment
Chamber temperature sensor embedded in
Environment temperature and humidity sensor inside
Chambers water bath technology
Unit based on embedded system,24bit Δ-Σ AD
Pressure, ppm water sensor and  temperature overload protection
Traceable reference film calibration
Supports DSM system (DSM, lab data management system)


Test range
Film:  0.005-42 g/m2·24h (Standard)
0.05-1000 g/m2·24h (Optional)
Resolution: 0.001 g/m2·24h
Package: (optional)0.0001~0.3 g/pkg·d
Specimen amount
one piece
Temperature range
Temperature accuracy
Humidity range
0%RH,35%RH-90%RH,100%RH, standard condition 90%RH
Humidity accuracy
Test area
Specimen size
Film:  size: >=150mm * 94mm; thickness: less 1mm
Package: max size: D120mm * 400mm
Carrier gas
99.999% Nitrogen
Carrier flow
Gas interface
Power supply
AC 220V 50Hz
330mm(L) * 600mm(D) * 330mm(H)
Net weight


ISO 15106-2, ASTM F1249, GB/T 26253-2010, TAPPI T557, JIS 7129


Delivery: Main unit, computer, W-TRANS software, temperature controller, tank regulator, PCIE card, communication cable, sample cutter, vacuum grease.

Optional: Package fixtures, reference film, vacuum grease, sample cutter, DSM system.

Note: Specifications are subject to change without prior notice.

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