PMFT 1000 M
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- MEASUREMENT APPLICATION
- TECHNICAL PARAMETER
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Description
Test of respiratory masks better than the standard. Exact analysis of filter mask efficiency from 145 nm up to 40 µm.
SARS-CoV-2 size approx. 120 nm – 160 nm.
• Test rig working principle better than EN 143, EN 149 and EN 13274-7
• Forfills requirements in accordance with GB 2626 (with CD 2000)
• Testing of fractional efficiency, e.g. efficiency in whole size range of 145 nm up to 40 µm
• Exact analysis of filter and filter mask efficiency for Corona Virus (size approx. 120 nm up to 160 nm) starting at 145 nm
• 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
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). Display of efficiency from 145 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 145 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). Efficiency also displayed at 145 nm
• 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
• Can be operated as Mas Q-Check with optional Mas-Q-Head
PMFT 1000 M 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 %
|
–
|
20 – 40 %
|
20 – 40 %
|
(by compressed air) | (by compressed air) | (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
|
Benefits
• Test rig working principle better than EN 143, EN 149 and EN 13274-7
• Forfills requirements in accordance with GB 2626 (with CD 2000)
• Testing of fractional efficiency, e.g. efficiency in whole size range of 145 nm up to 40 µm
• Exact analysis of filter and filter mask efficiency for Corona Virus (size approx. 120 nm up to 160 nm) starting at 145 nm
• 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
Applications
• Test of respiratory masks
• Exact analysis of filter mask efficiency for e.g. Corona Virus
• Filter testing for HEPA quality
• Can be operated as Mas-Q-Check with optional Mas-Q-Head
Measurement range (size) | 0,145 – 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 |
Compressed air supply | 6 – 8 bar |
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