Fluke 985 Particle Counter


Key Features:

  • Six channels and particle size range of 0.3 - 10.0 µm: Assures accurate measurements even for critical locations requiring ISO Class 5 – 9 certification
  • Ultra-lightweight and ergonomic design: Promises easy single-hand operation in tight or awkward spaces with less operator fatigue
  • Long battery life: Ten hours of standard-use battery life to last a full work day
  • Large 3.5 QVGC Color display: Easy navigation and viewing with the intuitive icons and large font options
  • 10,000 record storage: Quick access to historical data
  • On-screen data presentation: Data can be viewed in a traditional tabular or trend graph view at the user’s preference
  • Personalized setting and configurations: Customizable settings for the display, sample methods, and alarm settings for sample count
  • Data export options: Download data to a PC using a USB memory stick, USB cable or Ethernet connection. No special software is required to download or view data
  • Option password control: Confirms security when required
  • USB/Ethernet charge cradle: Assures device is always ready to go when needed
  • $5,779.99

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    The Fluke 985 Particle Counter is the preferred choice for HVAC and IAQ professionals. From filter testing to IAQ investigations, the Fluke 985 is the portable solution for determining airborne particle concentrations. Use the Fluke 985 to immediately respond to occupant complaints, or as part of a comprehensive preventive maintenance program.

    With the Fluke 985, you can: 

  • Measure filter efficiency
  • Monitor industrial cleanrooms
  • Pre-screen indoor air quality and confidently work with IAQ specialists
  • Locate particle sources for remediation
  • Report the effectiveness of repairs to customers
  • Drive additional business by demonstrating the need for maintenance and repair
  • With a large screen, intuitive icons for navigation and on-screen data presentation, the Fluke 985 allows users to run more tests quickly, with less time spent cycling through screens to obtain the data. The Fluke 985 is lightweight and easy to use in any position and with easy data export options using USB cable, memory stick it’s easy to review and analyze the data anywhere and anytime.

    Six size channels 0.3 μm, 0.5 μm, 1.0 μm, 2.0 μm, 5.0 μm, 10.0 μm
    Flow rate 0.1 cfm (2.83 L/min)
    Light source 775 nm to 795 nm, 90mW class 3B laser
    Count modes Raw counts, #/m3, #/ft3, #/liter in Cumulative or Differential mode
    Counting efficiency 50 % @ 0.3 μm; 100 % for particles > 0.45 μm (per ISO 21501)
    Zero count 1 count/5 minute (JIS B9921)
    Concentration limits 10 % at 4,000,000 particles per ft3 (per ISO 21501)
    Data storage 10,000 records (rotating buffer)
    Alarms User selected particle channels and limits
    Display QVGA color with backlight
    Delay time 0 to 24 hours
    Sample inlet Isokinetic probe
    Security Administrator password controlled (optional)
    Communication mode USB or Ethernet
    Dimensions (L x W x D) 27.2 cm x 9.9 cm x 5.3 cm (10.7 in x 3.9 in x 2.1 in)
    Weight 0.68 kg (1.5 lb)
    Power adapter 100 V ac to 240 V ac, 12 V dc, 2.5 A
    Rechargeable battery Li-ion 7.4 V 2600 mAh
    Battery duration/charge time 10 hours typical use (5 hours continuous sampling)/3.5 hours
    Calibration PSL particles in air (NIST traceable)
    Operating environment 50 °F to 104 °F (10 °C to 40 °C)/< 95 % non-condensing relative humidity
    Storage environment 14 °F to 122 °F (-10 °C to 50 °C)/Up to 98 % non-condensing relative humidity
    Warranty One-year
    Accessories included Cradle for charging and convenient USB and Ethernet communications, Ethernet cable, USB cable,
    12 V dc power supply, zero count inlet-filter, filter adapter, sample inlet protective cap, hard case,
    getting started manual and users manual CD
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