High Concentration Condensation Particle Counter 3752
The High Concentration Condensation Particle Counter (CPC) Model 3752 is engineered for precise measurement of extremely high particle concentrations. With a single particle counting mode up to 100,000 particles/cm³ and extended photometric mode up to 10,000,000 particles/cm³, this CPC is ideal for advanced aerosol science, filter testing, and combustion research. Backed by 40+ years of TSI expertise, the 4th generation CPC 3752 combines superior sensitivity, high-speed data acquisition, and intuitive touch-screen control for unmatched performance in real-time nanoparticle monitoring.
Features
- Counts up to 100,000 particles/cm³ in single-particle mode
- Photometric detection for concentrations up to 10,000,000 particles/cm³
- Detects particles down to 4 nm (D50)
- High-speed data acquisition at 50 Hz for fast-changing aerosols
- Robust internal memory for storing weeks of continuous data
- Touchscreen interface and improved software for intuitive operation
- Water-removal system for high-humidity environments
- Pulse Height Monitoring (PHM) for enhanced diagnostics
- Fast T10-90 response under 1.5 seconds for rapid particle changes
- Fully integrated with TSI SMPS™ Series 3938 systems
Applications
- High-volume filter efficiency testing
- Combustion and engine emissions studies
- Basic and advanced aerosol research
- Atmospheric and climate research
- Health exposure and air quality studies
- Nanomaterial generation and safety analysis
- Filter and media manufacturing
- Combustion and automotive R&D
Specifications
| Parameter | Specification |
|---|---|
| Particle Size Range | 4 nm minimum detectable (D50), verified with monodisperse sucrose particles; >3 µm maximum detectable particle size |
| Particle Concentration Range | Up to 100,000 (1×10⁵) particles/cm³ with single particle counting & continuous live-time coincidence correction; extended to 10,000,000 (1×10⁷) particles/cm³ with photometric detection |
| Particle Concentration Accuracy | ±5% at <100,000 particles/cm³ (single-counting); ±20% at <10,000,000 particles/cm³ (photometric) |
| False Background Counts | <0.01 particles/cm³ (12-hour average) |
| Response Time | High flow: <1.5 s (T10–90, T90–10), <3 s (T95) Low flow: <2 s (T10–90, T90–10), <4 s (T95) |
| Flow System | 0.3 ± 0.015 L/min or 1.5 ± 0.05 L/min inlet flow (volumetric); 0.3 ± 0.015 L/min counting flow (volumetric) |
| Liquid System | Butanol (n-Butyl alcohol, not included) as working fluid; internal water removal pump recommended in humid environments |
| Ambient Operating Conditions | Temperature: 10–35 °C (50–95 °F); Humidity: 0–90% RH (non-condensing); Pressure: 75–105 kPa (0.75–1.05 atm) |
| Electrical | 100–240 VAC, 50/60 Hz, 335 W max |
| Data Storage | Internal memory for ~1 year at 50 Hz data rate |
| Weight | ~9.1 kg (20 lbs) |
| Dimensions (L × W × H) | 30.0 × 28.6 × 34.3 cm (11.83 × 11.05 × 13.54 in), excluding fill bottle & bracket |
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