背景

Mask particle filtration efficiency tester

The instrument is composed of Salt spray generator (Nacl), Oil mist generator (DOP), data acquisition software, testing product tooling device, concentration detector, filtered concentration detector, computer data calculation device, pressure regulating device and tooling pipeline testing auxiliary device.

  • WLD
  • Jinan
  • Information

Product overview

Particle filtration efficiency tester is used to test the filtration performance, filtration efficiency and filtration effect of the mask. At present, the mask is mainly divided into air filtration mask and air supply mask. This testing instrument is applicable to medical equipment testing center, safety protection testing center, labor protection testing center, drug testing center, disease prevention and control center, textile testing center, hospital, mask and respirator manufacturing enterprises, etc. It meets the technical requirements of GB 2626-2006 respiratory protective equipment - self suction filtration type particle respirator, GB 19083-2010 medical protective mask, and GB / T 32610-2016 daily protective mask.

Technical features

With 7-inch high-definition LCD touch screen, the content is more intuitive and the operation is more simple.

It is equipped with a special salt spray generator or oil mist generator (or both), which can generate aerosols of specific particle size and concentration

Equipped with a series of special clamps, suitable for the detection of various masks.

Built in high life sensor module, sampling time accumulation.

Automatic control of aerosol generation, automatic calculation of capture efficiency, and reduction of human intervention.

Built in high-precision electronic flowmeter and high-performance sampling pump to ensure flow stability.

With automatic pneumatic clamping function.

Equipped with electrostatic eliminator.

Three levels of authority of GMP users.

Single and group statistical analysis of test results can be carried out.

With ISP online control and upgrade function, the test function can be changed remotely as required.

The special computer communication software can carry out the real-time display of the test, the analysis and processing of the data, and the data storage.

Technical parameters


Detection range of over rate efficiency

0-99.999%

Accuracy

Grade 1

Flow meter range of filtration rate efficiency detection

0-100L/min

Flow meter accuracy

Grade 1.5

Sampling frequency

1-9999 times/min

Count median diameter

Salt particles (0.075 ± 0.02) μm

Oil particles (0.185±0.02) μm

Geometric standard deviation of particle size distribution

salt particles ≤ 1.86 ; oil particles ≤ 1.60

Power supply

220VAC 50Hz

Net weight

70kg

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