
7
1.1 Features
• User configurable for three size channels
• Set and display date and time.
• High speed USB interface for data downloading
• RS-232 communication port for data downloading, printing, and software
upgrading
• Count Limit Warning: Setting according to the FED standard 209E or ISO
14644-1 standard
• Error status indicator: The instrument will automatically monitor the sensor
status, out of flow calibration (>±5%), or insufficient battery
• Up to 1000 sets of data can be saved
• Timer, auto-start sampling
• Average of multiple times of measurements
• External digital temperature and humility sensors to assure accurate
measurement
• Up to 26 location labels of measurements
• No less than 6 hours of continuous operation.
• Auto print function.
1.2 Specifications
• Size Range:0.3µm~25µm
• Channel Sizes: 0.3µm, 0.5µm (default), 5.0µm (default channel can be
configurable by users)
• Light Source:Laser diode (more than 100,000 hours MTBF)
• Coincidence Loss: <5% @70,000 particles/Liter
• Flow Rate: 2.83 Liter/min (0.1cfm)
• Counting Efficiency: 50±20%@0.3µm; 100±10%@0.5µm
• Test Standard: JIS-B-9921 (1997), ASTM-F649-01, ASTM-F328-98 (NIST
traceable)
• Sampling Time: 1 sec ~ 59 min and 59sec (User defined)
• Sampling Count: 1 ~ 99 (User defined)