Troubleshooting indoor air quality made easy
The Fluke 985 Particle Counter is ideal for troubleshooting and monitoring indoor air quality issues and verifying HVAC filter performance in critical locations. With its easy to read and fully configurable channel display, lightweight yet rugged form, and higly accurate measurements, the Fluke 985 is the perfect tool for the maintenance, HVAC, and IAQ professional.
- 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 8.9 cm (3.5inch) 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
- One-year warranty
| Specifications | 985 |
| Channels | 0.3 µm, 0.5 µm, 1.0 µm, 2.0 µm, 5.0 µm, 10.0 µm |
| Flow rate | 2.83 L/min (0.1 cfm) |
| 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 | Counts, low battery, sensor fail |
| Delay time | 0 to 24 hours |
| Sample inlet | Isokinetic probe |
| Security | Administrator password control (optional) |
| Communication mode | USB or Ethernet |
| Calibration | PSL particles in air (NIST traceable) |
| Size (HxWxD) | 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) |
| Operating environment | 10°C to 40°C (50°F to 104°F) / <95% RH, non-condensing |
| Storage environment | -10°C to 50°C (14°F to 122°F) / Up to 98% RH, non-condensing |