MET ONE HHPC+ Series
Handheld Particle Counters
Routine monitoring
The easy-to-read high resolution display is fully configurable, presenting only the data you want in a clear
large font.
Light weight and comfortable for those hard to reach HEPA filter leaks
At only 1.5 lbs the MET ONE HHPC+ slim design allows single handed operation. Perfect for effortless
troubleshooting of filter leaks in mini-environments and workstations.
Clean room classification
Quickly check or validate ISO Class 5 (FED STD Class 100) or higher clean rooms and controlled environments.
Visual particle trending
Save analysis time with on-the-spot process profiling to pinpoint particle events.
Specifications
Particle Size Range	0.3 µm – 10 µm in size channels per ISO 14644-1 (FS 209E) industry standard. (HHPC 2+: 0.5 µm – 5 µm)
Number of Channels	HHPC 6+      6 Channels HHPC 3+      3 Channels HHPC 2+      2 Channels
Weight	Ultra-lightweight at 1.5 lbs for comfortable handheld use.
Flow Rate	2.83 Ipm. Take ISO 14644-1 class 5 compliant 0.3 µm samples in a minute
Communications	Access particle counting data direct to PC via Ethernet and USB cable, or use USB memory stick. No device drivers or software required.
Display	Large 3.5” high resolution 320 x 240 color for super clear viewing with intuitive icons for easy navigation.
Display Configuration	User selectable size channels with super-large font options.
Display Data Modes	Traditional tabular particle counts or trend graph for easy particle profiling.
Enclosure	High impact polycarbonate ABS for exceptional durability.
Dimensions	10.7” X 3.9” x 2.1” Contoured for convenient single handed operation.
Battery Duration	Over 10 hours with typical use model. Minimum 5.5 hours continuous sampling.
Battery Charging	3.5 hours
Data Storage	10,000 records for the most demanding applications.
Counting Efficiency	50% @ 0.3 µm; 100% for particles > 0.45 µm (per ISO 21501)
Zero Count Level	1 count/ 5 minute (per JIS B9921)
Concentration Limits	4,000,000 /ft3 @ 10% coincidence loss (HHPC 6+ and 3+), 2,000,000 /ft3 @ 10% coincidence loss (HHPC 2+)
Count Modes	Raw counts, N/ ft3, N/ m3, N/L in Cumulative or Differential mode
Security	Administrator password controlled (optional)
Alarms	User selected particle channels and limits
Operating Environment	50๐F to 104๐F (10๐C to 40๐C)/ < 95% non-condensing
Storage Environment	14๐F to 122๐F (-10๐C to 50๐C)/ Up to 98% non-condensing
Accessories Included	Power supply, Universal 110-240V Zero count inlet-filter and zero count filter adaptor 6’ USB cable Cradle for ease of charging and convenient USB and Ethernet communications (HHPC 6+ only)