28.3L High-Flow Particle Counter - 3905
- Simultaneous 6-channel testing (0.3, 0.5, 1.0, 3.0, 5.0, 10.0 μm)
- High-flow sampling rate: 28.3L/min
- 6.4-inch true color touchscreen, Microsoft smart control platform, touch color screen
- Counting reports meet various domestic and international standards
- International version can connect to 4 environmental sensors (wind speed, temperature/humidity, pressure)
- Built-in printer for direct output of test reports
Product Introduction
28.3L High-Flow Particle Counter 3905 Product Overview:
- Simultaneous 6-channel testing (0.3, 0.5, 1.0, 3.0, 5.0, 10.0 μm)
- High-flow sampling rate: 28.3L/min
- 6.4-inch true color touchscreen, Microsoft smart control platform, touch color screen
- Counting reports meet various domestic and international standards
- International version can connect to 4 environmental sensors (wind speed, temperature/humidity, pressure)
- Built-in printer for direct output of test reports
28.3L High-Flow Particle Counter 3905 Product Features:
| Technical Specifications |
3905 International Version |
3905 China Version |
| Name |
28.3L High-Flow Particle Counter |
|
| Particle Size Range |
0.3 、0.5、 1.0、 3.0、 5.0、10.0μm |
|
| Flow Rate |
1.0cfm（28.3L/min） |
|
| Light Source |
Laser Diode |
|
| Counting Efficiency |
Refer to JIS B9921 |
|
| Zero Count |
<0.5 counts/cfm, meets ISO/FDIS 21501-4 |
|
| False Count |
1 or less/5min (JIS B9921 standard) |
|
| Flow Rate |
1cfm（28.3 l/min） |
|
| Sampling Time |
1 sec to 23 hours 59 min 59 sec |
|
| Particle Concentration |
500,000 counts/cfm |
|
| Count Alarm |
In range of 1 to 9,999,999 counts |
|
| Test Mode |
Single/Repeat/Continuous/Calculation modes |
|
| Layout Function |
Yes |
|
| 21 CFR Part11 |
Yes |
No |
| Counting Report |
Meets various standards (ISO14644-1, 16292-2010, China new GMP, ISO21501-4, EC GMP) |
ISO14644-1, China new GMP, 16292-2010 |
| Display |
6.4-inch true color touchscreen with backlight |
|
| Error Indication |
Concentration overflow, light source error, flow error |
|
| Interface |
Ethernet |
|
| External Sensors |
Wind speed probe (0-1 m/s), temperature/humidity probe (0-50°C, 3-98% RH), differential pressure sensor (0-100 Pa) |
No |
| Data Storage |
10,000 data points, also supports external CF card (512MB) |
|
| Audio Output |
Built-in speaker, supports alarm and error audio outputs |
|
| Power Supply |
AC100～240V、50～60Hz |
|
| Battery Operating Time |
Approximately 4 hours continuous testing |
|
| Dimensions |
(L×W×H) 200×205×200mm (without isokinetic sampling head) |
|
| Weight |
Approximately 4.5 kg (excluding battery) |
|
| Operating Environment |
Ambient temperature: 10-40°C, humidity 20-85% RH |
|
| Warranty |
Two years (whole unit), three years (laser light source) |
|
| Standard Accessories |
Power cord, communication software, connection hose (2m), isokinetic sampling head, zero count filter, printer paper, calibration certificate, operation manual, battery ×1 |
|
| Options |
Wind speed sensor, temperature/humidity sensor, differential pressure sensor, carrying case, charger |
|
