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WVTR 920 Water Vapor Permeability Tester

WVTR 920 is based on the electrolytic sensor method and available for the water vapor permeability test of flexible films, sheeting and packages. It can test 3 specimens in one operation with independent results.

   Application

WVTR 920 is based on the electrolytic sensor method and available for the water vapor permeability test of flexible films, sheeting and packages. It can test 3 specimens in one operation with independent results.

   Features

 Electrolytic sensor method
Own technology
Film and package test
3 specimens test simultaneously and independently
One-button test, test automatically in whole process
Multiple test modes optional
Data curves display
Computer control
Digital flow adjustment
3 Chambers with 3 temperature sensors
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)

   Technical

Test range

Film:  0.001-52 g/m2·24h (Standard)

0.01-1100 g/m2·24h (Optional)

Resolution: 0.001 g/m2·24h
Package: (optional)0.0001~0.5 g/pkg·d

Resolution
0.00001g/pkg·d
Specimen amount
3 specimens, independent
Temperature range
5C–95C
Temperature accuracy
±0.1C
Humidity range
0%RH,35%RH-90%RH,100%RH, standard condition 90%RH
Humidity accuracy
±1%RH
Test area
50cm2
Specimen size: Film
size: >=150mm * 94mm; thickness: less 3mm
Package: max size: D120mm * 400mm

Carrier gas
99.999% Nitrogen
Carrier flow
0~200 ml/min
Gas interface
1/8inch
Power supply
AC 220V 50Hz
Dimension
730mm(L) * 590mm(W) * 350mm(H)
Net weight
56kg

   Standard

ISO 15106-3, GB/T 21529, DIN 53122-2, YBB 00092003

   Configuration


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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