Medical mask gas exchange pressure difference tester

Use:

This tester is used to determine the ventilation resistance and pressure difference indicators of medical surgical masks under specified conditions.

Features:

1. HD color touch screen.
2. High precision imported digital differential pressure meter.
3. High precision imported flowmeter, high precision flow control.

Parameters:

Standards:

YY 0469-2004

Y/T 0969-2013

Is gas mask a PPE?

A gas mask is an air purifying respiratory protective equipment (class 3 PPE) which covers the respiratory tracts (nose and mouth) as well as the eyes, allowing protection against certain toxic, irritating and / or corrosive substances.

What are the 4 levels of PPE?

Personal protective equipment is divided into four categories based on the degree of protection afforded. (See part B of this appendix for further explanation of Levels A, B, C, and D hazards.) I. Level A - To be selected when the greatest level of skin, respiratory, and eye protection is required.

Does mask affect gas exchange?

REPUBLISHED: They might sometimes feel 'suffocating', but recent research found masks do not affect oxygen or carbon dioxide levels.

What is differential pressure of surgical mask?

The differential pressure is the measured pressure drop across a surgical face mask material. It determines the resistance of a surgical face mask to air flowing through it; the pressure drop also relates to the breathability (i.e., how easily air passes through the mask) as well as the comfort of the surgical mask.