| Test particle size |
0.3, 0.5,1,3,5,10μm |
| Light source |
Laser diode (lifetime greater than 30,000 hours) |
| Flow |
2.83 L/min(0.1cfm) |
| Counting efficiency |
50±10%@0.3μm, 100±10%@0.5μm |
| Measuring repeated relative deviation |
≤±10% |
| sampling time |
User-defined (1 minute to 99 minutes) |
| Sampling delay |
User-defined (1 minute to 99 minutes) |
| Sampling frequency |
1 to 99 times or continuously |
| Alarm level |
Class100 to Class 300,000 (FED209E standard) or class 5 to 9 (ISO14464-1 standard) |
| test method |
Single / repeat / continuous / timing / average |
| Data memory capacity |
1000 sets of measurement data |
| Error indication |
Exceeding the maximum count, the laser power is attenuated, exceeds the calibration flow (>±5%), and the battery is low. |
| Communication Interface |
USB |
| Maximum communication rate |
12MBPS |
| Charging time |
3 hours, 12 hours for the first charge |
| Self-cleaning time |
≤10min |
| Maximum concentration |
"+/-5% at 2000000 particles/ft3 (71000 Particle/L) |
| Screen display mode |
LCD touch screen |
| printing method |
External printer with Epson ribbon |
| Sampling position number |
1000 groups |
| Counting mode |
Cumulative number, interval, |
| power supply |
Rechargeable Ni-MH battery (6V/2500mAH) or AC adapter (input 100~240V) |
| Battery working time |
Continuous test time is greater than 6 hours |
| Dimensions |
220*40*120mm |
| Weight |
1kg |
| Environmental conditions |
Working environment 15~35°C, 10-85%RH; storage environment: -10~50°C, 10-85%RH |
| Standard accessories |
AC adapter, battery charger, clear filter, power sampling head, portable protection box, operating instructions, original calibration report, Bluetooth printer, data export software |
| Optional accessories |
|
| Verification standard |
JIS-B-9921(1997), ASTM-F649-01, ASTM-F328-98 (NIST traceable) JJG547-1988 GB/T6167-2007 JJF1190-2008 |
| UCL criteria |
ISO14644 FS209E |
Audited Supplier 
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