Lasair III Particle Counter Operations Manual is the operation manual of particle counter
This manual introduces the Lasair® III particle counter, outlines its technical specifications, environmental limits, and safety information. It includes a quality statement, environmental and battery disposal guidance, and regulatory compliance details.
The document is organized into chapters covering getting started, sample collection, computer communication, instrument operation, parameter settings, data reporting, recipe creation, statistics mode, and routine maintenance, plus extensive appendices for connections, protocols, and accessories.
| Channel size range (310B) | 0.3–10.0 µm |
|---|---|
| Flow rate | 1.0 CFM ±5% (28.3 LPM) |
| Calibration standard | ISO 21501-4 |
| Counting efficiency | 50% ±20% for most sensitive threshold |
| Zero count | < 7.07 counts/m³ |
| Data storage capacity | 3000 complete data sets |
| Communication modes | Ethernet, RS‑232, USB, optional wireless Ethernet |
| Display | 8.4" color VGA (640×480) with IR touch screen (IP65) |
| Power supply | Input 100‑240 V~, 50/60 Hz; Output 20 VDC, 6 A min |
It can store up to 3000 complete data sets.
The instrument supports Ethernet, RS‑232, USB data downloading, and optional wireless Ethernet.
It requires an input of 100‑240 V~, 50/60 Hz and provides a 20 VDC, 6 A minimum output.