Specifications: | ||||||||
Test particle size: | 0.3, 0.5, 5.0μm (Users can customize the particle size to be tested in 0.3, 0.5, 0.7, 1.0, 2.0, 2.5, 5.0, 10) | Light source : | Laser diode | |||||
Consistency loss : | less than 5% when 2,000,000 particles per cubic foot | Flow rate : | 2.83 liters/minute (0.1cfm) | |||||
Counting efficiency: | 100±10%@0.5μm | Sampling frequency: | 1 to 99 times or continuous | |||||
Verification standard: | JIS-B-9921(1997) ASTM-F649-01 ASTM-F328-98 (NIST traceable) JJF1190-2008 | Alarm level: | 1 to 100000 level (FED209E standard) or 2 to 9 level (ISO14644-1 standard) | |||||
Sampling time: | user-defined (1 second ~ 59 minutes 59 seconds) | Data memory capacity: | 438 groups (times) or 1000 measurement data | |||||
Test range: | Class 10~300,000 (corresponding to ISO 4~9) | Self-cleaning time: | ≤5min | |||||
Test method: | single/repeat/continuous/timing/average | Interface: | USB | |||||
Error indication | The maximum count is exceeded, the laser power is attenuated, the calibration flow rate is exceeded (>±5%), and the battery power is insufficient | Maximum communication rate: | 12Mbps | |||||
Power source: | Rechargeable Li-ion lithium polymer battery (7.4V/2800mAh) or AC/DC adapter (input: AC100~240V, output DC9V/1.5A) | Battery working time: | Continuous test time is greater than 6 hours | |||||
Standard accessories: | AC/DC adapter, isokinetic sampling head, zero filter, portable protective box, application software installation CD (including instructions) | Dimensions: | 93 (W) × 46 (D) × 180 (H) mm | |||||
Optional accessories: | External temperature and humidity sensor, micro printer | Weight: | less than 950 grams (including battery) | |||||
Environmental conditions: | Working environment: 5~45℃, <90%RH | Storage environment: | -20~60℃, <90%RH |