Overview
Ultra-compact particle counters are specialized devices for quantifying airborne particulate contamination in controlled environments. These instruments utilize light scattering technology to detect and classify particles by size, providing critical data for industries where clean air is mandatory. Developed in the 1960s for aerospace applications, modern versions integrate microprocessor controls and touchscreens while maintaining sub-2kg portability. Their miniaturization allows for in-situ monitoring without compromising the monitored environment's integrity.
Structure and Working Principle
The core components include a laser diode light source, photodetector, air sampling pump, and signal processing electronics. Particles passing through the laser beam scatter light proportionally to their size, converted into electrical signals for analysis. Advanced models feature isokinetic sampling probes to maintain representative airflow and anti-coincidence circuits for high concentration accuracy. Internal batteries typically provide 4-8 hours of operation, with some industrial versions offering hot-swappable power packs.
Key Features
Modern ultra-compact counters distinguish themselves through 0.1 μm detection thresholds and 1-minute update rates. Many incorporate environmental sensors for simultaneous temperature/humidity logging and wireless data transmission capabilities. High-end models offer programmable alarm thresholds, 21 CFR Part 11 compliant software, and automated calibration verification. The most compact units measure under 200×100×50 mm while maintaining full laboratory-grade performance specifications.
Application Areas
Primary applications include pharmaceutical cleanroom certification (ISO 14644), semiconductor fab monitoring, and hospital operating theater validation. They're equally valuable for HVAC balancing in critical environments like data centers or museums. In industrial settings, these counters track manufacturing processes prone to particulate contamination, such as disk drive assembly or optical component production. Recent adaptations enable use in nanoparticle research and engine emissions testing.
Maintenance and Precautions
Semi-annual calibration against NIST-traceable standards is mandatory for compliance. Daily checks should verify zero counts with HEPA-filtered air and flow rate accuracy. Optical surfaces require periodic cleaning with approved solvents. Avoid sampling corrosive gases or liquids that could damage the flow path. Transport in protective cases and allow temperature acclimation when moving between environments. Battery maintenance follows manufacturer guidelines to prevent memory effect in NiMH units.
B2B Procurement Guide
When sourcing particle counters, verify conformity with ISO 21501-4 for light scattering instruments. Key procurement considerations include sample flow rate (typically 0.1-1 CFM), particle size channels (minimum 6 for pharmaceutical use), and data output formats. For large-scale deployments, evaluate fleet management software for centralized monitoring. Request documented mean time between failures (MTBF) statistics and review service network coverage. Volume purchases often secure 15-25% discounts on list pricing.
Related Manufacturers
- 主营：[]
- 主营：比浊仪、检测仪、测定仪、尘埃粒子计数器、测油仪、氧分析仪、光光度计、液萃取仪、指数分析仪、总氮分析仪、辐射剂量仪、凝胶成像仪、流速流量计、在线分析仪、回流消解仪、气体分析仪、水质分析仪、明渠流量计、在线监测仪、吸收光谱仪、发光成像系统、便携式露点仪、一体化蒸馏仪、水质观测系统、手持式浊度仪、在线监测系统
- 主营：[]
- 主营：NMP气体报警器、粉尘浓度仪、复合火灾监测报警器、粒子计数器、尘埃粒子计数器、超声波氧气传感器、粉尘传感器、电池热失控监测传感器、手机无线充风扇、甲烷传感器、制冷剂泄露传感器、冷媒传感器、空气质量检测仪、燃气表、激光氨气变送器、红外二氧化碳变送器、二氧化碳传感器、汽车空气质量传感器
- 主营：尘埃粒子计数器
- 主营：[]
- 主营：[]
- 主营：[]
- 主营：[]
- 主营：[]
- 主营：气体分析仪、日本理研、日本新宇宙、计数器、水质检测仪、英国离子、霍尼韦尔
- 主营：磁导率测量仪、电导率测量仪、钴磁仪、超声波测厚仪、超声波硬度计、超声波探伤仪、超声水浸探伤仪、漏磁检测仪、饱和磁化测量仪、涡流探伤仪、相控阵探伤仪、AR视觉质量检测仪、挺度仪、磨耗仪、胶接成像检测仪、螺栓应力测试仪、不锈钢钝化检测仪、工业内窥镜、热分析仪、粗糙度仪、球化率仪、敲击仪、扫描电镜、汽车点焊探伤仪、通讯检测仪器
- 主营：电动螺丝刀、手动工具、手推车、超小型粒子计数器、液压钳、各类泵、焊接机、测试工具、热电偶、研磨机、粘度计、点胶机、胶纸机、真空泵、压接钳、检电器、劳保工具、离子风机、集尘器、电磁阀
- 主营：超小型粒子计数器、测厚仪、硬度计
- 主营：阀接头、热风枪、压线钳、超小型粒子计数器、烙铁头、胶塑料、角磨机、攻丝机、粉尘计、消音器、隔膜泵、桶装泵、气动阀、研磨片、电磁阀、止回阀、剥线钳、安全帽、安全带、触摸屏、集尘机、喷射阀、发热芯、喷油器、传感器、调整钳
- 主营：日本HOYA豪雅(UV固化灯、玻璃镜片)、日本MUSASHI武藏(点胶机)、日本KANOMAX加野(粒子计数风速仪)、日本FLUORO福乐(用于晶圆的搬运)、日本AND艾安得(电子天平)
- 主营：超小型粒子计数器、重负荷直管钳、铝柄直管钳、手持式视频检测工具
- 主营：测试仪、振动计、风量仪、尘埃粒子计数器、气溶胶、检测仪、粉尘计、风速仪、噪音计、中高温、风量罩、粉尘仪、监视系统、车舱密封、风管操作、性检验仪、微差压计、管道密封、室内空气、国家计量、过滤效率、过滤滤料、量测试机、口罩密合、管道漏风、风速变送器
- 主营：日本工业品、日本KIKUSUI电源、日本SIMCO思美高、粒子计数器、日本SSD西西蒂、日本TRINC高柳、日本Tsubosaka壶坂、日本CCS光源、日本AITEC艾泰克、日本OTSUKA大塚、日本MUSASHI武藏、日本SAN-EI TECH三英、日本HORIBA堀场、日本KOSAKA小坂台阶仪、日本USHIO牛尾、日本CEDAR思达、日本PISCO匹士克、日本KASUGA春日、日本KYOWA共和、日本AND爱安德、日本AITEC光源
- 主营：点胶机、测试系统、点胶控制器、计数器、高精度点胶、热式风速仪、彩色触摸显示屏
- 主营：面涂布、玛光机、喷雾阀、粒子计数器3950、监测仪、平衡器、测力计、注油器、动支架、电焊台、风量罩、进口灯、风量仪、粉尘计、导电片、静力棒、控制器、风速仪、浮空器、喷射点、吸笔杆、晶片夹、静电棒、消除器、短弧灯、柱塞泵
- 主营：检查灯、通用焊台、聚氨酯轮、计数器、交流电源、防爆电源、光纤照明、检查光源、照明装置、高科技点胶、集成式静电、静电消除器、防爆区静电
- 主营：计数器、武藏高精度点胶机
- 主营：紫外线灯、半导体接头、金属卤素灯、超音波膜、中压快速接头、多路快速接头、不锈钢快速接头
- 主营：日本SSD西西蒂、TORAY东丽、AITEC艾泰克、超小型粒子计数器、日本中山TRUSCO、MORITEX茉莉特、日本武藏MUSASHI、日本淀川YODOGAWA、日本CEDAR思达、日本PISCO匹士克、日本SIMCO思美高、KIKUSUI菊水、MIKASA米卡萨、TORAY东丽浓度仪、TSubosaka、otsuka大塚、IMV爱睦威、SAN-EI三英、日本kosaka小坂、USHIO牛尾、KASUGA春日、REVOX莱宝克斯、大泽OSAWA