| Portable Particle Counters |
| Model |
3910 |
| Flow Rate |
1.77 CFM (50 LPM) |
| Model |
3905 |
| Flow Rate |
1.0 CFM (28.3 LPM) |
| Measurement Specifications |
| Measuring Particle Size |
0.3 µm, 0.5 µm, 1.0 µm, 3.0 µm, 5.0µm, 10.0µm |
| Counting Efficiency |
50% @ 0.3 µm |
| Zero Count |
Less than 1 count / 5 minutes |
| General Specifications |
| Interface |
Ethernet, USB, Memory card slot (MMC) |
| Data Storage |
10,000 measurement data |
| Environmental Sensor |
Air Velocity, Temperature, Relative Humidity and Pressure |
| Power |
AC 100 – 240 V or Li-ion Battery |
| Dimensions |
W 7.9 x D 7.9 x H 8.1 inch |
| Weight |
14.2 lbs (6.44 kg) |
| Warranty |
2 year |
| What’s included |
Quick-start guide, AC adapter, zero filter, Isokinetic probe with 79 inch (2m) tubing, inlet nozzle, data processing software, memory card, 2 rolls of cleanroom-grade printer paper, 1 x Li-ion battery and calibration certificate |