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Lasair II粒子计数器的功能全面，结构坚实，使用方便。它容易携带，操作简便，其抗化学腐蚀的外壳易于清洗，是制药业和高技术行业粒子监测的理想设备。
技术参数：
Channels 0.3, 0.5, 1.0, 5.0,/ 0.3, 0.5, 1.0, 3.0, 0.5, 1.0, 2.0, 5.0, /0.3, 0.5, 1.0, 0.5, 1.0, 2.0, 5.0 10.0, 25.0 µm 5.0, 10.0 µm 10.0, 25.0 µm 5.0, 10.0, 25.0 µm 10.0, 25.0 µm
Flow rate (± 5% accuracy) 1.0 CFM (28.3 LPM) 1.0 CFM (28.3 LPM) 1.0 CFM (28.3 LPM) 50 LPM (1.77 ft.3/min.) 50 LPM (1.77 ft.3/min.)
Maximum concentration > 375,000/ft.3 > 425,000/ft.3 > 425,000/ft.3 > 350,000/ft.3 > 250,000/ft.3
Sample tubing 3/8”, 10 ft. (3m) 3/8”, 10 ft. (3m) 3/8”, 10 ft. (3m) 1/2”, 10 ft. (3m) 1/2”,10 ft. (3m) maximum length maximum ;
Calibration Particles are traceable to U.S. National Institute for Standards and Technology (NIST) and Japanese Industrial Standards (JIS)
Counting efficiency 50% ± 10% for most sensitive threshold (Exceeds JIS standards)
Zero count Meets JIS standards
Data storage 3000 complete data sets. Data cannot be edited or altered meeting 21 CFR 11 compliance.
Communication modes Ethernet or RS-232; USB data downloading; Optional 4-20 mA output board and optional wireless Ethernet
Controlling software Facility Net, Pharmaceutical Net, Microsoft® Internet Explorer 5.0+
Remote operation Remote web browser operation; real-time download to Facility or Pharmaceutical Net
Reports USB reports; sample printouts; cleanroom certification reports for ISO and EC GMP; averaging
Environmental sensors Temperature/RH probe, plus interfaces with four external environmental sensors via 4-20 mA inputs
Languages English, French, German, Italian, Japanese (Kanji), Korean, Mandarin Chinese (Traditional or Simplified), Spanish
Display and Printer 1/4 VGA color LCD screen; built-in thermal printer
External surface KYDEX chassis and polyester display screen
Enclosure cleaning materials Bleach, formaldehyde, ethyl/isopropyl alcohol, peroxide/quaternary ammonium solutions
Sample output filtering Internally filtered to HEPA standards (> 99.97% at 0.3 µm)
主要特点：
减少缺陷率
实时监测导致制程缺陷的粒子变化
专利的样本流量技术保证监测结果更加精准，排除了多点采样常见的误差
便携式设计，适用于测定粒子源
提高生产效率
可选择9种语言显示和打印
软件指导用户完成EC GMP和ISO标准采样
制作ISO和EC GMP验证报告
提供完整的验证手册
通过办公室电脑和网络浏览器控制洁净室监测：设置、采样、显示、打印等
电池可拆装，便于连续移动使用，可选购外接充电器
通过USB接口快速下载CSV数据（符合21CFR11标准），便于定期或实时审查数据
50 LPM计数器的区域采样时间可节省15分钟
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