Cleanroom particle counting requires reliable instrumentation that not only meets international standards, but exceeds them in performance and accuracy. Particles Plus® advanced multi-processing based instruments provide the most accurate, highest performance optical particle counting in the industry. These instruments are designed for the demanding requirements of cleanroom operations with unique features and patented functions that support most quality and validation requirements.

2000 Series

Model 2301

0.3 – 25.0 µm @ 0.1 CFM

Model 2501

0.5 – 25.0 µm @ 0.1 CFM

Model 2301P

0.3 – 25.0 µm @ 0.1 CFM

Model 2501P

0.5 – 25.0 µm @ 0.1 CFM

Model 2510

0.5 – 5.0 µm @ 1.0 CFM

Model 2510-2

0.5 – 5.0 µm @ 1.0 CFM

5000 Series

Model 5301

0.3 – 25 µm @ 0.1 CFM

Model 5301P

0.3 – 25 µm @ 0.1 CFM with internal pump

Model 5501

0.5 – 25 µm @ 0.1 CFM

Model 5501P

0.5 – 25µm @ 0.1 CFM with internal pump

7000 Series

Model 7301

0.3 – 25 µm @ 0.1 CFM with internal pump
& battery

Model 7501

0.5 – 25 µm @ 0.1 CFM with internal pump
& battery

8000 Series

Model 8306

0.3 – 25 µm @ 0.1 CFM

Model 8506

0.5 – 25 µm @ 0.1 CFM

Model 8303

0.3 – 25 µm @ 0.1 CFM

9000 Series

Model 9301

0.3 – 25.0 µm @ 0.1 CFM

Model 9501

0.5 – 25.0 µm @ 0.1 CFM

Model 9510

0.5 – 5.0 µm @ 0.1 CFM

Model 9301P

0.3 – 10.0 µm @ 0.1 CFM

Model 9501P

0.5 – 10.0 µm @ 0.1 CFM