
Use the Fluke 985 air particle counter to test and analyze indoor air quality and determine airborne particle concentration.
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
The Fluke 985 Airborne Particle Counter # FLUKE-985 is manufactured by Fluke. Valley Instrument Service is an authorized Fluke dealer offering full sales support, NIST-traceable calibration, and expert technical assistance.
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Our team can help with product selection, specs, pricing, and application support.
Contact Us or Call (661) 327-8681| General | Measured Specifications |
| 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, 90 mW 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 | Counts, low battery, sensor fail |
| Delay time | 0 to 24 hours |
| Sample inlet | Isokinetic probe |
| Security | Administrator password control (optional) |
| Communication mode | USB or Etheret |
| Dimensions (L x W x D) | 27.2 x 9.9 x 5.3 cm (10.7 x 3.9 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; 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, USB-A to MINI-B 6 foot cable, 12 V dc power supply, zero count inlet-filter, filter adapter, sample inlet protective cap, hard case |
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