MET ONE HHPC Particle Counter

The MET ONE HHPC+ Series handheld particle counters provide convenient ISO Class 5 to 7 monitoring in challenging locations. Featuring a lightweight design and a high-resolution display, these handheld counters are well-suited for regular monitoring of controlled environments and mini-environments. They are also effective for quickly identifying filter leaks related to particle contamination problems, performing spot-checks in critical areas, and pinpointing particle generation within process equipment.

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 minienvironments and workstations.

Cleanroom classification
Quickly check or validate ISO Class 5 (FED STD Class 100) or higher cleanrooms and controlled environments.

Visual particle trending
Save analysis time with on-the-spot process profiling to pinpoint particle events.

Easy network connectivity
Download to Excel® via Ethernet using industry standard browsers (Internet Explorer®, Safari®, Firefox®, etc.) CFR 21 Part 11 compliant.

Use a memory stick – grab the data and go!
Plug a USB memory stick in the MET ONE HHPC+ to transfer your particle data direct to a PC.

USB cable direct to PC
Plug it in like a camera, your data appears in Excel®.

Leave your MET ONE HHPC+ in the cleanroom on the charge cradle
Your handheld is fully charged, and ready for use at all times. The unique cradle provides PC access to particle counting data via Ethernet or USB cable
Performance ISO 14644-1 class 5 compliant 0.3 µm samples in a minute
Industry Standards 21 CFR Part 11, ISO 14644-1:2015, CE, FCC
Coincidence Loss 10% at 4,000,000 particles/ft³
Sample Volume 10 µm
Throughput 2.83 L per minute
Zero Count Conforms to JIS B9921 (1 count or less in 5 min; 95% UCL)
Counting Efficiency 50% at 0.3 µm (100% for particles > 0.45 µm)
Count Alarms Display and Cycles User-defined alarm counts, Raw counts: N/CF, N/CM, N/L in cumulative or differential mode
Item Specifications Referenced 2089310-06