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| Brand | Loobo |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | LB-7220 |
| Instrument Type | Online Continuous Monitor |
| Measurement Principle | Beta-Ray Absorption (⁴C Source) |
| Measured Parameters | TSP/PM₁₀/PM₂.₅ Mass Concentration, Wind Speed, Wind Direction, Ambient Temperature & Relative Humidity |
| Measurement Range | 0–10,000 µg/m³ |
| Sampling Flow Rate | 1.0 L/min |
| Detection Limit | 1 µg/m³ |
| Display Resolution | 0.1 µg/m³ |
| Accuracy | ≤ ±10% of reading |
| Repeatability | ≤ 10% RSD |
| Calibration Film Reproducibility | ≤ ±2% |
| Parallelism (inter-unit) | ≤ 15% |
| Sampling Method | Pump-Driven |
| Display | 7.0-inch Industrial Color Touchscreen |
| Dimensions (H×W×D) | 305 × 245 × 389 mm |
| Weight | ≤ 25 kg |
| Operating Humidity | 0–99% RH |
| Power Supply | AC 220 V / 50 Hz |
| Power Consumption | ≤ 190 W |
| Data Transmission | 4G LTE Wireless |
| Ingress Protection | IP53 |
| Temperature & Humidity Compensation | Integrated DHS (Dry-Humid Stabilization) System |
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