Product Name: oxygen breathing apparatus testing device 

 Product Model: FJH-1 

 Coal safety mark No.: MFA060011 

 Description: 
 The product can be used to test positive pressure oxygen breathing apparatus, negative pressure oxygen breathing apparatus and respirator gas mixture of the technical performance, you can also test the performance of the group components of the various types of respirators. 

 The main technical indicators: 

 Item Specification 
 Water column total measurement range (-1100 to 1200) Pa 
 Water column total points calibrate 10 Pa 
 Flowmeter measurement range (0.35 to 3.5) L / min. 
 Flowmeter accuracy of 2.5 
 Pressure gauge measuring range (0 to 2.5) MPa. 
 Pressure gauge accuracy of 2.5 
 Pump pumping speed (8 ~ 12) L / min. 
 Input voltage AC 220V 
 Dimensions 380 × 264 × 150mm 
 Weight 11kg