Product Name 

Airborne Particle Counter 

Model 

Model 3910

Optical Source

Laser Diode 

Particle Size Distribution 

0.3 / 0.5 / 1.0 / 3.0 / 5.0 / 10.0 μm (6 Channels) 

Rated Flow

1.77 CFM (50.0L/min).

Counting Efficiency 

50±20% (Compliant with ISO 21501-4)

Max Detectable Concentration 

500,000 counts/cf (=17,667.8 counts/L) 

Sampling Time 

6sec ~ 23hours 59min 59sec (Configurable) 

Interval Time 

6sec ~ 23hours 59min 59sec (Configurable) 

Delay Time 

11sec ~ 1hour (=3,600sec) (Configurable) 

Repeat Times 

1 ~ 9,999 times (Continuous) (Configurable) 

Location Number 

Configurable in the range of 0~999 (Schedule can also be configured.) 

Alarm Setting 

1 ~ 9,999,999 count (= count/cf, count/m3) (Unit is Configurable) 

Measurement Mode 

SINGLE Mode, CONTINUOUS Mode, INTERVAL Mode, STATS Mode, STANDARD Mode 

Display 

Color LCD Dot Matrix 

Data Storage Capacity 

Up to 10,000 files can be stored. 

Printer 

Built-in (Compatible with Dust-free Paper) 

Interface 

Ethernet , USB-Host 

Power Supply 

- AC adapter (100 to 240V)
- Rechargeable Lithium-ion battery 

Operating Environment 

This model can be used in the environment described below:

- Temperature 10 ~ 35 °C / Humidity 20 ~ 85 %RH (Non condensing) 

- This instrument is for indoor use only

- This instrument cannot be used if the altitude is higher than 2,000 m. 

- Overvoltage Category II

- Pollution Degree: Class 2 

Storing Environment 

Temperature -20~50 °C / Humidity 0~85%RH (Non condensing) 

Dimension

W 200 × D 205 × H 200 mm (Excluding Handle)

Weight 

Approx. 5.5kg with 2 batteries 

Standard Accessories 

Manual(All, Quick-start guide), test-report, Zero filter, Li-ion battery×1, Printer Paper×2, AC adaptor, Tygon tube×2m, Isokinetic probe, Software,USB flash drive 

Optional Extras 

Carry case, Battery charger, Li-ion battery, Option Sensors (6531 Probe, Pressure-sensor, Alarm-output), Tripod, Filter Scan Probe, Operation Manual (Dust Free Paper), IQ/OQ Sheet (Dust Free Paper)