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PMFT 1000

Test of respiratory masks better than the standard. Exact analysis of filter mask efficiency from 100 nm up to 40 µm.  SARS-CoV-2 size approx. 120 nm – 160 nm.


    Test rig working principle better than GB 2626, EN 143, EN 149 and EN 13274-7
    Includes 2 Aerosol generators for NaCl and oil
    Upgrade KIT for GB 2626, 42CFR84 and ASTM 2299-3 available
    Testing of fractional efficiency, e.g. efficiency in whole size range of 100 nm up to 40 µm
    Exact analysis of filter and filter mask efficiency for Corona Virus (size approx. 120 nm up to 160 nm) in the size range between 100nm and 180 nm we have 8 size channels
    Future proof: Works with any kind of aerosol without adjustments
    Simulation of breathe resistance by measurement of differential pressure at different face velocities
    Face velocity adjustable between 1.5 - 50 cm/s
    Product capable of fast quality assurance AND continuous optimization in R&D (display of size distribution)
    Individual face mask adapter for your product
    Attractive 2 years maintenance package for availability of test rig

Description

Test of respiratory masks better than the standard with additionally exact analysis of filter mask efficiency for SARS-CoV-2 (size approx. 120 nm up to 160 nm). 8 size channels for efficiency from 100nm and 180 nm.

    Test rig working principle better than EN 143, EN 149 and EN 13274-7
    Equivalent to GB 2626 and 42 CFR 84 by additional software option
    Fullfills additionally the requirements according to GB 2626 (Filter efficiency, CD 2000 discharge unit is required)
    Testing of fractional efficiency, e.g. efficiency in whole size range of 100 nm up to 40 µm
    Exact analysis of filter and filter mask efficiency for SARS-CoV-2 (size approx. 120 nm up to 160 nm) in the size range between 100nm and 180 nm we have 8 size channels
    Future proof: Works with any kind of aerosol without adjustments
    Further measurement of differential pressure, e.g. as well within different face velocities
    Face velocity adjustable between 1.5 – 50 cm/s
    Product capable of fast quality assurance AND continuous optimization in R&D (display of size distribution)
    Individual face mask adapter for your product
    Attractive 2 years maintenance package for availability of test rig

PMFT 1000 is based on Palas® MFP 1000.

Pictured: Analysis of filter and filter mask efficiency for Corona Virus

The size distribution of the test aerosol according to the standard is as follows:

Oil: Geom. standard deviation 1,8 | Median diameter 301 nm

Pictured: DEHS size distribution

NaCl: Geom. standard deviation 2,1 | Median diameter 63nm

Pictured: NaCl size distribution

Overview of standards for face mask penetration testing

EN 149
EN 13274-7
EN 13274-7
GB 2626
GB 2626
42 CFR 84
42 CFR 84
Aerosol
see EN 13274-7
NaCl
PaO
NaCl
PaO/DOP
NaCl
DOP
Mean diameter
see EN 13274-7
0.06 – 0.1 µm
0.29 – 0.45 µm
0.055 – 0.095 µm
0.165 – 0.205 µm
0.055 – 0.095 µm
0.165 – 0.205 µm
Standard deviation
see EN 13274-7
2 – 3
1.6 – 2.2
< 1.86 (by additional software module)
< 1.6 (by additional software module)
< 1.86 (by additional software module)
< 1.6 (by additional software module)
Concentration
see EN 13274-7
4 –12 mg/m³
15 – 25 mg/m³
< 200 mg/m³
(50 mg/m³) < 200 mg/m³
< 200 mg/m³
< 200 mg/m³
Discharge
required
required
required
required
Air flow
see EN 13274-7
95 l/min
95 l/min
85 ± 4 l/min
85 ± 4 l/min
85 ± 4 l/min
85 ± 4.25 l/min
Temperature
see EN 13274-7
22  ± 3 °C
25 ± 5 °C
25 ± 5 °C
25 ± 5 °C
25 ± 5 °C
Rel. humidity
see EN 13274-7
< 40 %

20 – 40 %

(by compressed air)

20 – 40 %

(by compressed air)

20 – 40 %

(by compressed air)

Measurement device
see EN 13274-7

Sodium flame photometer

Light scattering photometer

particle detector

particle detector

Light scattering photometer

Light scattering photometer

Measuring time
see EN 13274-7
30 s
30 s

lowest eff. during loading

lowest eff. during loading

lowest eff. during loading

lowest eff. during loading

Pause time
see EN 13274-7
180 s
180 s

lowest eff. during loading

lowest eff. during loading

lowest eff. during loading

lowest eff. during loading

Exposition
120 mg
120 mg
120 mg

200 ± 5 mg

200 ± 5 mg

200 ± 5 mg

200 ± 5 mg

PMFT remarks

O.K.

O.K.

O.K.

O.K. with upgrade KIT

O.K. with upgrade KIT

O.K. with upgrade KIT

O.K. with upgrade KIT

Datasheet

Measurement range (size)

0,10 – 40 µm

Volume flow

1 – 27 m3/h (Druckbetrieb)

Power supply

115/230 V, 50/60 Hz

Dimensions

approx. 600 • 1,800 • 900 mm (W • H • D)

Installation conditions

19 –23 °C

Inflow velocity

5 – 100 cm/s (others on request)

Differential pressure measurement

0 – 1200 Pa

Test area of the medium

100 cm²

Aerosols

Dusts (e. g. SAE dusts), salts (e. g. NaCl, KCl), liquid aerosols (e. g. DEHS)

Aerosol concentrations

For SAE Fine without additional dilution up to 1,000 mg/m3 (ISO A2 Fine)

Compressed air supply

6 – 8 bar

Benefits


    Test rig working principle better than GB 2626, EN 143, EN 149 and EN 13274-7
    Includes 2 Aerosol generators for NaCl and oil
    Upgrade KIT for GB 2626, 42CFR84 and ASTM 2299-3 available
    Testing of fractional efficiency, e.g. efficiency in whole size range of 100 nm up to 40 µm
    Exact analysis of filter and filter mask efficiency for Corona Virus (size approx. 120 nm up to 160 nm) in the size range between 100nm and 180 nm we have 8 size channels
    Future proof: Works with any kind of aerosol without adjustments
    Simulation of breathe resistance by measurement of differential pressure at different face velocities
    Face velocity adjustable between 1.5 - 50 cm/s
    Product capable of fast quality assurance AND continuous optimization in R&D (display of size distribution)
    Individual face mask adapter for your product
    Attractive 2 years maintenance package for availability of test rig

Applications


    Test of respiratory masks
    Exact analysis of filter mask efficiency for e.g. Corona Virus
    Filter testing for HEPA quality