
Fluke 985 Particle Counter
Fluke 985 Particle Counter
Advanced Air Quality Monitoring Tool
Product Description
The Fluke 985 Particle Counter is a high-performance air quality monitoring instrument designed for facility maintenance, HVAC professionals, and cleanroom validation. With six channels and a wide particle size range, it offers accurate, real-time measurement to ensure indoor air quality and compliance with ISO Class 5–9 standards. This compact, ergonomic device features a large color display, long battery life, and flexible data handling and export options.
Key Features Fluke 985 Particle Counter
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Six particle size channels (0.3 to 10.0 µm): Ensure accurate particle measurement, even in critical environments requiring ISO Class 5–9 certification.
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Lightweight and ergonomic: One-hand operation in tight or hard-to-reach spaces without user fatigue.
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Long battery life: Up to 10 hours of standard use, ideal for a full day’s work.
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3.5-inch QVGA color screen: Easy-to-navigate interface with large fonts and intuitive icons.
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10,000-record memory: Rapid access to historical data for analysis and reporting.
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On-screen data visualization: View data in table or bar graph format based on user preference.
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Customizable settings: User-defined display options, sampling methods, and alarm configurations.
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Multiple data export options: Transfer data via USB flash drive, USB cable, or Ethernet without requiring proprietary software.
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Optional password control: Enhances security when needed.
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USB/Ethernet charging dock: Keeps the device ready for use at all times.
Technical Specifications Fluke 985 Particle Counter
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Particle size channels: 0.3 μm, 0.5 μm, 1.0 μm, 2.0 μm, 5.0 μm, 10.0 μm
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Flow rate: 0.1 cfm (2.83 L/min)
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Light source: 775–795 nm, 90 mW class 3B laser
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Counting modes: Raw count, #/m³, #/ft³, #/L (Cumulative or Differential)
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Counting efficiency: 50% at 0.3 μm; 100% for particles >0.45 μm (ISO 21501 compliant)
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Zero count: 1 count per 5 minutes (JIS B9921 standard)
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Maximum concentration limit: 10% at 4,000,000 particles/ft³
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Data storage: 10,000 samples (circular buffer)
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Alarms: Particle count alert, low battery, sensor failure
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Delay timer: 0 to 24 hours
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Sample inlet: Isokinetic probe
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Security: Optional administrator password control
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Communication: USB or Ethernet
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Dimensions: 27.2 cm × 9.9 cm × 5.3 cm (10.7 in × 3.9 in × 2.1 in)
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Weight: 0.68 kg (1.5 lb)
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Power adapter: 100–240 V AC input, 12 V DC output, 2.5 A
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Battery: Rechargeable Li-ion 7.4 V, 2600 mAh; approx. 10 hours standard use (5 hours continuous sampling), full recharge in 3.5 hours
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Calibration: PSL particles in air (NIST traceable)
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Operating conditions: 10 °C to 40 °C (50 °F to 104 °F), <95% RH non-condensing
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Storage conditions: -10 °C to 50 °C (14 °F to 122 °F), up to 98% RH non-condensing
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Warranty: One year
Included Accessories
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Charging/communication dock with USB and Ethernet support
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7 ft ENET CAT5E cable
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6 ft USB-A to Mini-B cable
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12 V DC power adapter
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Zero-count inlet filter
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Filter adapter
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Sample inlet protective cap
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Hard case
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Quick Start Guide and User Manual CD
Summary
Overview:
The Fluke 985 Particle Counter provides precise and reliable particle measurements for air quality monitoring in professional environments.
Key Selling Points:
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ISO-compliant multi-channel particle detection
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Portable with long battery life
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Flexible data management and export
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User-friendly display and interface
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Ideal for cleanroom and HVAC inspection
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