Questions and answers

PMFT System: GB2626 (KN,KP), 42Cfr84 (N,P), EN 149 (FFP) where is the difference?

Different regions of the world have different preferred testing standards for respirators. In Europe, EN 149 is used; masks tested according...

PMFT System: What do the three values in the differential pressure measurement mean?

For FFP certification, the breathing resistance of the mask must be below the corresponding limits at three volume flows. There are two guid...

PMFT System: What do P_Ph_45° and P_m mean?

According to DIN EN 149 and DIN EN 13247:7, a mask for FFP certification must have a defined separation efficiency for two different types o...

PMFT System: What is an exposure measurement?

For FFP certification, a mask must not only exhibit a defined deposition value in short-term penetration, but also over a long period of tim...

PMFT System: Was ist P_SARS_CoV-2 / Specific Penetration

Specific penetration indicates the penetration for a defined size fraction. Particularly with regard to the current pandemic, especially sma...

Why can I only order maintenance and no repair?

Palas® has been manufacturing high precision measurement equipment, aerosol generators and test stands for 35 years. Our quality standards f...

How can I get in touch with Palas?

If you have a question or problem about any of your Palas® equipment please open a ticket.If you are interested in service measurements, ple...

How long do I have to wait for my repair / maintenance?

Due to our large product portfolio, we have different turnaround times for our products and cannot give a blanket answer to this question.Th...

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