Testing device for respiratory protective devices

Apparatus for testing the performance of self-contained breathing apparatus of the type including a face piece communicating with a regulator which in turn communicates with an air cylinder comprising:

• test head means, said test head means having at least a first orifice;
• breathing simulator means communicating with said orifice in said test head means wherein simulated respiration is provided to said test head means;
• computer means communicating with said breathing simulator means;
• pressure reducing manifold means, said manifold means adapted for connection between the air cylinder and the regulator of the self-contained breathing apparatus;
• and
• first pressure sensor means communicating between said pressure reducing manifold means and said computer means.