Test efficiency range:20%-99.999%@=0.3µm Test area:100cm²
Test pressure range:0-1000pa±1.5% ,
Tested filter test flow:15-120L/min±2.5%(Programmable system automatic adjustment) Test aerosol type:Atmospheric dust (in line with the actual use environment of the mask) Temperature and humidity monitoring:
Humidity range: 0-100% RH, temperature range: -40 ? -125 ?
Counter sampling flow:2.83L/min ±5%
Particle size display:=0.3um(0.5,1.0,3.0,5.0,10um selectable)
Counter laser light source: Laser diode
air pump:Low noise and continuous work stability
Counter Verification Standard:GB/T6167-2007,JJF1190-2008 Relative repeatability error:<±10%
Count particle size distribution error:<±30%
Data memory capacity:1-5000 sets of measurement data can be exported printing method:Built-in thermal printer