BJBY
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| Brand | BJBY |
|---|---|
| Origin | Beijing, China |
| Model | JC-RAD-14 |
| Sampling Method | Active Pump-aspiration |
| Measurement Range | Air Radon: 3–150,000 Bq/m³ |
| Soil Radon | 300–400,000 Bq/m³ |
| Radon Exhalation Rate | 0.001–10.000 Bq/(m²·s) |
| Water Radon | 0.003–100 Bq/L |
| Detection Repeatability | ≤5% (at 1800 Bq/m³, 65% RH, 25°C) |
| 8-h Drift | ≤10% |
| Power | Rechargeable Li-ion battery (≥30 h continuous operation) or AC adapter |
| Operating Temperature | −10°C to +40°C |
| Relative Humidity | ≤98% RH |
| Display | Backlit dot-matrix LCD |
| Data Storage | >200,000 records |
| Flow Rate | Up to 3 L/min (peak) |
| Communication Interfaces | USB, RS232, RS485, TCP/IP, Industrial Wireless |
| Inlet/Outlet Fittings | Anodized Aluminum |
| Self-background Count Rate | ≤0.3 cpm |