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

The 2301 particle counter provides a range of particle size measurement from 0.3 or 0.5 to 25.0 μm at a flow rate of 0.1 CFM (2.83 LPM). These sensors allow for efficient particle counting with specifications that exceed the ISO 21501-4 and JIS B9921 calibration standards.

These sensors have 4 fixed particle size channels and are equipped with an integral critical orifice and flow sensor to provide a stable flow rate from an external vacuum source. Integration into a building automation or facility monitoring system is easy via isolated RS-485 Modbus communication.

Model 2501

0.5 – 25.0 µm @ 0.1 CFM

The 2501 particle counter provides a range of particle size measurement from 0.5 to 25.0 μm at a flow rate of 0.1 CFM (2.83 LPM). These sensors allow for efficient particle counting with specifications that exceed the ISO 21501-4 and JIS B9921 calibration standards.

These sensors have 4 fixed particle size channels and are equipped with an integral critical orifice and flow sensor to provide a stable flow rate from an external vacuum source. Integration into a building automation or facility monitoring system is easy via isolated RS-485 Modbus communication.

Model 2301P

0.3 – 25.0 µm @ 0.1 CFM

The 2301P particle counter provides a range of particle size measurement from 0.3 to 25.0 μm at 0.1 CFM (2.83 LPM) flow. These sensors allow for efficient particle counting with high accuracy and resolution that meet or exceed ISO 21501-4 and JIS B9921 for the calibration of a particle counter.

These units are equipped with an internal pump and manifold and do not require an external vacuum source. Integration into a building automation or facility monitoring system is easy via standard MODBUS RS-485 communication.

Model 2501P

0.5 – 25.0 µm @ 0.1 CFM

The 2501P particle counter provides a range of particle size measurement from 0.3 to 25.0 μm at 0.1 CFM (2.83 LPM) flow. These sensors allow for efficient particle counting with high accuracy and resolution that meet or exceed ISO 21501-4 and JIS B9921 for the calibration of a particle counter.

These units are equipped with an internal pump and manifold and do not require an external vacuum source. Integration into a building automation or facility monitoring system is easy via standard MODBUS RS-485 communication.

Model 2510

0.5 – 5.0 µm @ 1.0 CFM

The 2510 particle counter provides a range of particle size measurement from 0.5 to 5.0 μm at a flow rate of 1.0 CFM (28.3 LPM). These sensors allow for efficient particle counting with specifications that exceed the ISO 21501-4 and JIS B9921 calibration standards.

These sensors have 4 fixed particle size channels and are equipped with an integral critical orifice and flow sensor to provide a stable flow rate from an external vacuum source. Integration into a building automation or facility monitoring system is easy via isolated RS-485 Modbus communication.

Model 2510-2

0.5 – 5.0 µm @ 1.0 CFM

The 2510-2 particle counter provides a range of particle size measurement from 0.5 to 5.0 μm at a flow rate of 1.0 CFM (28.3 LPM). These sensors allow for efficient particle counting with specifications that exceed the ISO 21501-4 and JIS B9921 calibration standards.

These sensors have 2 fixed particle size channels and are equipped with an integral critical orifice and flow sensor to provide a stable flow rate from an external vacuum source. Integration into a building automation or facility monitoring system is easy via isolated RS-485 Modbus communication.

5000 Series

Model 5301

0.3 – 25 µm @ 0.1 CFM

The Particles Plus® 5301 Remote Particle Counter measures 0.3 to 25 µm with a flow rate of 0.1 CFM (2.83 LPM) and can display up to 6 particle size channels as well as (optional) temperature and humidity data on it’s 4.3” color touch screen. This continuous use particle counter utilizes the best long life optical technology in the industry.

Model 5301P

0.3 – 25 µm @ 0.1 CFM with internal pump

The Particles Plus® 5301P Remote Particle Counter measures 0.3 to 25 µm with a flow rate of 0.1 CFM (2.83 LPM) and can display up to 6 particle size channels as well as (optional) temperature and humidity data on it’s 4.3” color touch screen. This continuous use particle counter utilizes the best long life optical technology in the industry, and includes an internal vacuum pump.

Model 5501

0.5 – 25 µm @ 0.1 CFM

The Particles Plus® 5501 Remote Particle Counter measures 0.5 to 25 µm with a flow rate of 0.1 CFM (2.83 LPM) and can display up to 6 particle size channels as well as (optional) temperature and humidity data on it’s 4.3” color touch screen. This continuous use particle counter utilizes the best long life optical technology in the industry.

Model 5501P

0.5 – 25µm @ 0.1 CFM with internal pump

The Particles Plus® 5501P Remote Particle Counter measures 0.5 to 25 µm with a flow rate of 0.1 CFM (2.83 LPM) and can display up to 6 particle size channels as well as (optional) temperature and humidity data on it’s 4.3” color touch screen. This continuous use particle counter utilizes the best long life optical technology in the industry, and includes an internal vacuum pump.

9000 Series

Model 9301

0.3 – 25.0 µm @ 0.1 CFM

The 9301 particle counter provides a range of particle size measurement from 0.3 to 10.0 μm at a flow rate of 0.1 CFM (2.83 LPM). These sensors allow for efficient particle counting with specifications that exceed the ISO 21501-4 and JIS B9921 calibration standards.

These sensors have 6 user-selectable particle size channels (up to 30 channels optional) and are equipped with an integral critical orifice and flow sensor to provide a stable flow rate from an external vacuum source. Integration into a building automation or facility monitoring system is easy via isolated RS-485 Modbus communication.

Model 9501

0.5 – 25.0 µm @ 0.1 CFM

The 9501 particle counter provides a range of particle size measurement from 0.5 to 10.0 μm at a flow rate of 0.1 CFM (2.83 LPM). These sensors allow for efficient particle counting with specifications that exceed the ISO 21501-4 and JIS B9921 calibration standards.

These sensors have 6 user-selectable particle size channels (up to 30 channels optional) and are equipped with an integral critical orifice and flow sensor to provide a stable flow rate from an external vacuum source. Integration into a building automation or facility monitoring system is easy via isolated RS-485 Modbus communication.

Model 9301P

0.3 – 10.0 µm @ 0.1 CFM

The 9301P particle counter provides a range of particle size measurement from 0.3 to 10.0 μm at a flow rate of 0.1 CFM (2.83 LPM). These sensors allow for efficient particle counting with specifications that exceed the ISO 21501-4 and JIS B9921 calibration standards.

These sensors have 6 user-selectable particle size channels (up to 30 channels optional) and are equipped with an internal pump and manifold and do not require an external vacuum source. Integration into a building automation or facility monitoring system is easy via isolated RS-485 Modbus communication (other communication options available).

Model 9501P

0.5 – 10.0 µm @ 0.1 CFM

The 9501P particle counter provides a range of particle size measurement from 0.5 to 10.0 μm at a flow rate of 0.1 CFM (2.83 LPM). These sensors allow for efficient particle counting with specifications that exceed the ISO 21501-4 and JIS B9921 calibration standards.

These sensors have 6 user-selectable particle size channels (up to 30 channels optional) and are equipped with an internal pump and manifold and do not require an external vacuum source. Integration into a building automation or facility monitoring system is easy via isolated RS-485 Modbus communication (other communication options available).

Model 9510

0.5 – 5.0 µm @ 0.1 CFM

The 9510 particle counters provide a range of particle size measurement from 0.5 to 5.0 μm at a flow rate of 0.1 CFM (2.83 LPM). These sensors allow for efficient particle counting with specifications that exceed the ISO 21501-4 and JIS B9921 calibration standards.

These sensors have 6 user-selectable particle size channels (up to 30 channels optional) and are equipped with an integral critical orifice and flow sensor to provide a stable flow rate from an external vacuum source. Integration into a building automation or facility monitoring system is easy via isolated RS-485 Modbus communication.

Model 7301

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

The Particles Plus® 7301 Remote Particle Counter measures 0.3 to 25 μm with a flow rate of 2.83 LPM (0.1 CFM) and is the most versatile remote particle counter available. The 7301 can be used as a stand-alone battery operated instrument or it can be easily integrated into a building automation and cleanroom management system via Ethernet, or (optional) Wireless 802.11 b/g, RS485 or RS232.

The 7301 reports and displays 6 user-selectable particle size channels, as well as temperature and relative humidity, flow and sensor status, date of last calibration, serial number, laser on-time and date of manufacture for easy maintenance and warranty management.

Model 7501

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

The Particles Plus® 7501 Remote Particle Counter measures 0.5 to 25 μm with a flow rate of 0.1 CFM (2.83 LPM) and is the most versatile remote particle counter available. The 7501 can be used as a stand-alone battery operated instrument or it can be easily integrated into a building automation and cleanroom management system via Ethernet, or (optional) Wireless 802.11 b/g, RS485 or RS232.

The 7501 reports and displays 6 user-selectable particle size channels, as well as temperature and relative humidity, flow and sensor status, date of last calibration, serial number, laser on-time and date of manufacture for easy maintenance and warranty management.

Model 8306

0.3 – 25 µm @ 0.1 CFM

The Particles Plus® 8306 Handheld Particle Counter measures 0.5 to 25 µm with a flow rate of 0.1 CFM (2.83 LPM) and can display up to 6 user-selectable particle size channels as well as temperature and humidity data.

Model 8506

0.5 – 25 µm @ 0.1 CFM

The Particles Plus® 8506 Handheld Particle Counter measures 0.5 to 25 µm with a flow rate of 0.1 CFM (2.83 LPM) and can display up to 6 user-selectable particle size channels as well as temperature and humidity data.

Model 8303

0.3 – 25 µm @ 0.1 CFM

The Particles Plus® 8303 Handheld Particle Counter measures 0.3 to 25 µm with a flow rate of 0.1 CFM (2.83 LPM) and can display up to 3 particle size channels as well as (optional) temperature and humidity data.

Model 8503

0.5 µm – 25 @ 0.1 CFM

The Particles Plus® 8503 Handheld Particle Counter measures 0.5 to 25 µm with a flow rate of 0.1 CFM (2.83 LPM) and can display up to 3 particle size channels as well as (optional) temperature and humidity data.