G506 Mask Automatic Filter Performance Tester

Standards
EN 143 Protection device, particle filter requirement, test, mark
EN 149 Respiratory protection device, microparticle filter with half mask required test mark
NIOSH 42 CFR Part 84 Respiratory protection device
GB/T 2626 Self - priming filter type particulate respirator of Respiratory protective equipment
GB/T 32610 Technical specification for daily protective masks


G506 mask automatic filter performance tester, composed of the following key components;
1. Salt oil mist aerosol generator;
2. Heater and mixer;
3. Aerosol charge neutralizer;
4. Particle counter or laser scatter photometer;
5. Sample holding device;
6. Pressure drop measuring device;
7. Temperature, humidity, atmospheric pressure sensor;
8. Filtration systems, vacuum pumps, and discharge systems


Main monitoring quantity
Aerosol electrostatic neutralization effect monitoring;
Downstream aerosol concentration monitoring;
The flow of the test;
Pressure drop on both sides of the filter;
Filter resistance;
Upstream aerosol concentration monitoring
Temperature, humidity, atmospheric pressure
Aerosol generation gas supply pressure;
Filtration efficiency / transmittance;

Technical Parameters
ItemsParameters
Type of aerosolEmery 3004i DOP,DEHS, ParaffinNaCl
Average mass diameter0.33um0.26um
Average number of diameters0.20um0.07um
Geometric deviation<1.6<1.83
Aerosol concentration50-200mg/m315-20mg/m3 70L/min
Aerosol monitoringLaser scatter photometer or particle counter
Monitoring range1.0ug/m3-200mg/m3
Flow monitoringVane flowmeter with pressure sensor
Monitoring range15-100L/min
Monitoring accuracy2% of full scale
Pressure monitoringelectronic pressure sensor / differential pressure sensor
Monitoring range0-15cm H2O
Monitoring accuracy2% of full scale
Filtration efficiency measurement
The flow of through filter material15-100L/min
Measurement accuracyPenetration rate 0.001%; filtration efficiency of up to 99.999%;
Automation and electrical control and data acquisitionMicroprocessors
OutputLED display;RS-232 communication interface
Operational requirements
Power supply100-120VAC 60Hz 5A or 230-240VAC 50Hz 2.5A
Compressed air requirements80 psig 7scfm (550kpa, 198std L/min)
Aerosol vents requirements7scfm (198std L/min)
Environmental requirements10-50 degrees, no condensation, no wet environment Size 80 * 100 * 150cm
Weight100kg
The noise levelLess than 75dB