Water Vapour Permeability Analyser - AUTO W809 - Hylec Controls

Water Vapour Permeability Analyser - AUTO W809

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Experience superior water vapor transmission testing with our state-of-the-art Water Vapour Permeability Analyser - AUTO W809, designed on the cup method principle, meeting the rigorous standards of ASTM E96 and GB/T 1037. Offering extensive and efficient detection across low, medium, and high water vapour barrier materials, this instrument is your ideal choice for precise testing in the fields of food, medicine, medical equipment, daily chemicals, and more.

Key Features

  • Test Principle

    • Utilises desiccant (weight gain method) or water (weight loss method) in the sample cup.
    • Controlled test environment with temperature, humidity, and wind speed adjustments.
  • Standards

    • ASTM E96, GB/T 1037, GB/T 16928, GB/T 17146, GB/T 12704, GB/T 19082, GB/T 21332, ASTM D1653, ISO 2528, TAPPIT464, DIN 53122-1, YBB00092003
  • Technical Parameters

    • Test Precision: Film: 0.001 g/(m²·24h), Container: 0.0002 g/(pkg·24h)
    • Test Stations: 9 Pieces
    • Balance Range: 210 g
    • Balance Indexing: 0.01 mg
    • Temperature Range: 10~50±0.1 ℃
    • Humidity Range: 5%~95%,100% RH
    • Sample Size: Φ74 mm
    • Sample Thickness: ≤3 mm
    • Test Method: Weight gain method, weight loss method
    • Standard Test Area: 33 cm²
    • Carrier Gas Specification: Air compressor
    • Air Pressure: ≥0.6 MPa
    • Connection Size: Φ6 mm Polyurethane tube
  • Features

    • Upgraded test chamber and breathable cup design for efficient multi-mode operation.
    • 9 test stations supporting weight gain and weight loss modes.
    • Precise control of temperature, humidity, and wind speed for accurate measurements.
    • Fault self-check and professional safety protection.
    • Exquisite 3D printed shell for an artistically designed appearance.
    • Real-time display of transmittance-time, temperature-time, humidity-time, and weight-time curves.
  • Intelligent Operating System

    • In-house developed intelligent operating system with modular graphics.
    • GMP-compliant with auditing, tracking, and multi-level permission settings.
    • Personalised test reports with data output in multiple formats.
    • Global strength certification with language settings in Chinese and English.
  • Professional Calibration Service

    • Approved by the "General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China."
    • Holds "National Standard Material Grading Certificate" and "People's Republic of China Manufacturing Measuring Instrument License."
    • Calibration and verification using the national standard material for accurate and reliable data.
  • Lab Intelligent IoT Platform

    • Connects to the IoT platform for network digital management.
    • Remote authorisation for managing experimental data, remote diagnosis, and troubleshooting.
    • Download required instrument information, documents, and operation videos on the platform.
  • Application Areas

    • Film: Suitable for water vapour permeability test of various plastic films (PP/PET/PE/PVC/BOPP/CPP, etc.).
    • Sheet: Ideal for water vapour permeability test of solid pharmaceutical hard sheets, metal composite sheets, rubber sheets, and more.
    • Paper, Cardboard, and Composite Material: Perfect for water vapour permeability test of paper and cardboard, including coated paper, silicone paper, aluminised paper for cigarette packs, paper-aluminum-plastic composite sheet, etc.
    • Medicinal Patch: Tailored for the water vapour permeability test of medical plasters.
    • Package: Customisable clamps for extending testing to packaging parts, such as medical polyethylene bottles, sealed bags, medical ointment tubes, infusion hoses, plastic trays.

Factory Configuration

  • Standard configuration includes a power cord, communication line, weighing pan, moisture permeable cup, sample cutter, sealing grease, mouse, weight, 4A molecular sieve, standard membrane, and inner hexagon.
  • Optional components like a measurement certificate and air compressor are available.


  1. Ensure a vibration-free and level test bench with no nearby vibration sources.
  2. Operate in a standard laboratory environment with a temperature of 23°±2.
  3. Power requirements: 220 V regulated power supply, one socket with three holes and three switches.
  4. Computer requirements: Standard configuration with Windows 10 and a nine-pin serial port.
  5. Muffle furnace or drying equipment
Technical parameters


Technical parameters

Test range

film:0.05~10,000 g/(m2·24h),Container:0.0002~30 g/(pkg·24 h)

Test precision

film:0.001 g/(m2·24h),Container:0.0002 g/(pkg·24 h)

Test station

9 Pieces

Balance range

210 g

Balance indexing

0.01 mg

Temperature range

10~50±0.1 ℃

Humidity range

5%95%100% RH

air speed

0.5~2.5 m/s0.03~0.5 m/s  optional)

Sample size

Φ74 mm

Sample thickness

≤3 mm

Test method

weight gain method, weight loss method

Standard test area

33 cm2

Carrier gas specification

Air compressor

Air pressure

≥0.6 MPa

Connection size

Φ6 mm Polyurethane tube