The Fluke 985 particle counter is an essential tool in the facility maintenance, HVAC and IAQ professional’s toolbox. From filter testing to indoor air quality investigations, the particle counter equips the user with valuable data concerning the concentration and source of particulates in the tested environment. The new Fluke 985 Particle Counter is ideal for troubleshooting and monitoring indoor air quality issues and verifying HVAC filter performance and critical locations for ISO Class 5–9 certification. With the ultra-light weight ergonomic design, easy to view color screen with intuitive icons, on-screen trend graphs for easy and quick analysis, the Fluke 985 is a must for any maintenance, HVAC and IAQ professional.
Fluke 985 Particle Counter | |||
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 |