Exhalation Valve Airtightness Tester

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Exhalation Valve Airtightness Tester is used to test the airtightness of the exhalation vale of the respirators.

Quantity:
  • SM 4311AB
  • SANWOOD
  • SM 4311AB

Product Description

Exhalation Valve Airtightness Tester

MODEL: SM4311AB

 

Exhalation Valve Airtightness Tester is used to test the airtightness of the exhalation vale of the.

The exhalation valve is sealed on the exhalation valve test fixture in an airtight way, and the vacuum pump is used to pump air to make the exhalation valve bear a certain pressure and detect the leakage flow of the exhalation valve.

SM4311AB tester can meet the requirement of GB 2626 and JIS T8151.

 

 

Testing Standards: 

GB 2626

JIS T8151


 

Specification:

1. Extraction rate: 0 – 2 L/min;

2. Micro manometer range: -2000 – 0Pa, accuracy 1%, resolution 0.2Pa;

3. Flowmeter range: 0-100mL/min, accuracy 1%, resolution 0.1mL/min;

4. Buffer container: 5L;

5. Test chamber empty: 50 ± 5 cm3;

6. The test pressure difference of expiratory valve is adjustable;

7. Constant pressure difference, flow measurement;

8. Automatic test of leakage time (time from negative pressure to normal pressure);

9. Convenient and fast operation;


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