For penetration measurements, the instrument works with different dust, salt, oil as well as latex aerosols over a size range from 0.02 to 40 μm
![fet600 fet600](https://palas.com.cn/en/wp-content/uploads/2023/02/fet600.png)
![fet300 fet300](https://palas.com.cn/en/wp-content/uploads/2023/02/fet300.png)
![fet100 fet100](https://palas.com.cn/en/wp-content/uploads/2023/02/fet100.png)
For penetration measurements, the instrument works with different dust, salt, oil as well as latex aerosols over a size range from 0.02 to 40 μm