Pacific Scientific 3313LL Met One Particle Counter

• Cleanroom monitoring in pharmaceutical manufacturing and semiconductor fabrication.
• Environmental air quality assessment and indoor air pollution studies.
• Filter testing and validation for HVAC systems and personal protective equipment.
• Research and development in aerosol science and material contamination control.

Typical flow rate

Commonly 1 CFM (cubic foot per minute) for this class of equipment, allowing for efficient sampling.

Particle size channels

Typically offers multiple channels, for example, 0.3 µm, 0.5 µm, 1.0 µm, 3.0 µm, 5.0 µm, 10.0 µm, for detailed particle distribution analysis.

Detection principle

Utilises laser or light scattering for accurate particle counting.

Construction material

Units of this type often feature stainless steel construction for durability, ease of cleaning, and suitability for controlled environments.

Data output

Commonly includes serial data export (e.g., RS-232) for integration with external systems.

Power supply

Typically operates on standard mains power, often 230V AC for UK usage, with internal battery options for portability.

Programmable features

Frequently includes programmable sampling intervals, hold times, and alarm thresholds.

• What is the typical accuracy of a particle counter like this?

  Particle counters of this type are designed for high accuracy in counting and sizing airborne particles. Regular calibration is essential to maintain specified performance.

• Can this unit be integrated into a larger monitoring system?

• What maintenance is typically required for a used particle counter?

• Is this suitable for continuous monitoring?

• What environmental conditions are suitable for operating this equipment?

Particle counters and analysis systems are regarded as essential tools for quality assurance and contamination control across pharmaceutical, biotech and food processing sectors. When purchasing used units, buyers should verify calibration history and optical component condition, as these directly affect measurement accuracy. Industry users value their reliability and precision for meeting regulatory compliance standards. Key strengths include consistent performance across batch testing and minimal maintenance requirements when properly maintained.

General overview for this equipment type