LFY-216S Plastic Film Moisture Permeability Tester

Main purpose/Use 
The LFY-216S plastic film moisture permeability tester measures the ability of water vapor to pass through plastic films using the moisture cup absorption method.
Instrument features
1. The main box and control cabinet of the instrument are equipped with a refrigeration system.
2. Special moisture cups are used, fully compliant with the GB/T 1037-1988 standard.
3. There is a PID self-tuning temperature/humidity controller, and the wind speed can be adjusted.
4. Digital timer.
5. Start timing button/Stop timing button.
Technical specifications
1. Temperature control range:
     Temperature (38 ± 0.6) °C, Relative humidity (90 ± 2) % 
     Temperature: (23 ± 0.6) °C, Relative humidity: (90 ± 2) % 
2. Temperature accuracy: ±0.5℃, Relative humidity accuracy: ±2% of the indicated value
3. Air flow speed: 0.5 - 1.5 m/s
4. Test time: 0 - 99.99 hours
5. Heating power: 600W
6. Humidifying capacity: ≥ 250 mL/h
7. Trans area： ≥ 3000 mm²
8. Power supply： AC 220V， 50Hz
Applicable standards
GB/T 1037-1988 Test method for water vapor permeability of plastic films and sheets (cup method)
Optional accessories： LFY-223 Film Trans Sampling Device 

Key words 
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