User Manual Manual

8. Main Specifications
73
8. Main Specifications
Product Name Airborne Particle Counter
Model Model 3910
Optical Source Laser Diode (two-year warranty)
Particle Size Distribution 0.3 / 0.5 / 1.0 / 3.0 / 5.0 / 10.0 μm (6 Channels)
Rated Flow 50L/min.
Counting Efficiency 50±20% (Compliant with ISO 21501-4)
Spurious Count 0.2 counts/cf or less (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
80MB (Internal data storage) 1 unit of data = Approx.100 bytes
(For example, Repeat measurement × 1,000 times
→ 100 bytes × 1,000 times = 100k bytes)
Up to 10,000 files can be stored.
Printer Built-in (Compatible with Dust-free Paper)
Interface Ethernet
Power Supply
- AC adapter (100 to 240V)
- Rechargeable Lithium-ion battery (2 battery slots, Provides 5+ hours
of continuous usage from 2 fully charged batteries, User replaceable)
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, MMC card
Optional Extras
Carry case, Battery charger, Li-ion battery, Option Sensors (6531
Probe, Pressure-sensor, Alarm-output), Tripod, Filter Scan Probe
*For specifications for the Option Sensors, please refer to 5.
Connecting Option Sensors.