Product Description

**4 Four Channel Handheld Particle Counter

Accurate - Affordable - Reliable

Includes:

• Operation Manual
• AC to DC Converter Module with IEC AC Power Cord
• NIST Traceable Calibration Certificate
• USB Cable
• Software

Small Size-Big Performance

The **4 handheld particle counter is a 4 channel portable particle counter that counts particles 0.3 microns to *0.0 microns - giving you portability and reliability at the lowest price in the industry.

Completely Self-Contained-Selectable Particle Sizes

Don't let the size fool you-this unit is completely self-contained with its own internal battery and sample pump, and is programmable, allowing you to choose your particle sizes of interest from seven sizes: 0.3, 0.5, 0.7, 1.0, 2.5, 5.0 or *0.0 microns.

Fast Sampling

Unlike other counters that can take up to a minute to deliver results, the **4 incorporates user selectable sampling time up to 1 minute and displays counts in as little as 3 seconds. The unit will take single or continuous samples.

Simple Operation

Only two front-panel s and scroll wheel provide a user friendly, menu driven platform that provides ease in configuration.

Battery or AC Powered

The self-contained battery pack powers the unit for *0 hours of typical intermittent operation, and for up to 8 hours of continuous use. The included AC charger / adapter operates the counter, even when the battery pack is discharged, and recharges the depleted battery in 2.5 hours.

Flexible Data Interfaces / USB Communication

Stores up to ***0 records for output, Excel formatted output via included single computer software. USB interface provides quick data download and field firmware upgrades.

Applications:

• Controlled Environments
• Filter Testing
• Indoor Air Quality
• Laboratory Environments
• Process Control
• Trace Contamination Source
• HVAC Applications
• QA Programs