Scope of Application

【Operating Instructions】

Used for determining the moisture vapor transmission rate of various fabrics (including moisture-permeable coated fabrics) as well as nonwoven materials for garments such as wadding and space cotton.

**YS-601G-III Fabric Moisture Vapor Transmission Rate Tester**

**【Scope of Application】**  

Used for determining the moisture vapor transmission rate of various fabrics (including moisture-permeable coated fabrics) as well as nonwoven materials for garments such as wadding and space cotton.

**【Applicable Standards】**  

GB/T 12704, ASTM E90, JIS L1099A, BS 7209, JIS L1099B (customizable)

**【Instrument Features】**  

1. Integrated structure combining an oven and a constant temperature and humidity chamber.  

2. Microcomputer-controlled with a 7-inch color touch screen, featuring Chinese/English menu operation.  

3. Circulating airflow speed digitally adjustable from 0.02 to 3 m/s.  

4. Imported high-precision temperature and humidity sensors.  

5. Imported servo motor driving a cross-flow fan.  

6. Ceramic heating tube for heating.  

7. Frost-free refrigeration suitable for long-term operation.  

8. Test data can be copied directly from the instrument via USB, facilitating use in various testing environments.

**【Technical Parameters】**  

1. **Operation Mode:** Microcomputer-controlled, color touch screen with Chinese/English menu operation, real-time monitoring of test environment.  

2. **Test Chamber Temperature Control Range:** 15°C to 45°C, accuracy ±0.1°C, resolution 0.01°C.  

3. **Cooling Method:** Air-cooled.  

4. **Test Chamber Humidity Control Range:** (30 to 95)% RH, accuracy ±2%, resolution 0.01%.  

5. **Test Chamber Humidification Capacity:** ≥300 mL/h.  

6. **Auxiliary Oven Temperature Control Range:** Room temperature to 200°C.  

7. **Test Duration:** 1 minute to 999 hours 59 minutes.  

8. **Circulating Airflow Speed:** Digitally adjustable from 0.02 to 3 m/s, resolution 0.01 m/s.  

9. **Moisture Vapor Transmission Area:** 2827 mm² (φ60 mm, GB standard); optional 3848 mm² (φ70 mm, ASTM standard).  

10. **Number of Moisture Vapor Transmission Cups:** 9 cups (GB standard), optionally interchangeable with 9 cups (ASTM standard).  

11. **Oven Internal Dimensions:** (490 × 400 × 215) mm.  

12. **Power Supply:** AC 220V ±10%, 50 Hz, 6 kW.  

13. **Overall Dimensions:** 930 × 820 × 1700 mm.  

14. **Weight:** 350 kg.