■ The detector adopts dual semiconductor devices with high sensitivity, which can convert α-particle rays into electronic signals, and measure the amplitude of the electronic signals through the electrostatic collection and amplification circuits, thus recognizing the energy of the incident α-particles;
■ Adoption of 4-inch color touch LCD display, easy to operate, convenient to use, and easy to transport;
■ Intelligent data acquisition, real-time monitoring and direct reading of data, and real-time display of the energy spectrum;
■ USB transmission interface, you can copy the data through the U disk for subsequent offline analysis, storage and printing.
■ GB/T 14582-1993 Standard Measurement Method of Radon in Ambient Air.
■ JJG 825-2013 Radon Measuring Instruments
■ EJ/T605-2019 Specification for the Measurement of Radon and its Daughters
■ T/CECS 569-2019 Standard for Radon Testing Methods in Building Indoor Air
■ GB50325-2020 “Specification for the Control of Indoor Environmental Pollution in Civil Building Projects
■ HJ 1212-2021 “Measurement Methods for Radon in Ambient Air”
■ GB/T18883-2022 “Indoor Air Quality Standards”.
| Detector | Dual - semiconductor Detector |
|---|---|
| Instrument Background | ≤3cpm; Measurement count (sensitivity): 30 - 40cpm (ordinary environment) |
| Detection Efficiency | 40% (2π) for ²³⁹Pu |
| Measurement Method | Electrostatic collection, energy - spectrum analysis |
| Count Capacity | 0 - 99999999Bq/cm³ |
| Measurement Lower Limit | 2Bq/m³ (radon), 0.2Bq/m³ (radon daughters), slow - measurement state for 1h |
| Measurement Range | Radon/radon daughters concentration 2×10⁶Bq/m³, α - potential energy concentration: 10⁻⁶ - 10²J/m³ |
| Measurement Time | 1 - 100 minutes adjustable |
| Miniature Sampling Pump | 1L/min (built - in typical flow rate) |
| Radon Daughter Filter | PTEF filter, manual replacement |
| Measurement Chamber | ≥0.75L |
| Data Interface | USB interface; data can be copied via a USB flash drive for subsequent offline analysis, storage and printing |
| Data Storage | 1000 groups (expandable) |
| Ambient Temperature | -10 - 45°C |
| Relative Humidity | ≤95% |
| Power Supply | Built - in 8.4V 10000mA lithium - ion battery |
| Dimensions and Weight | 420mm×340mm×230mm; about 7.3Kg |
| Name | Model | Description |
|---|---|---|
| Main Unit | FN - Rn01 | Standard Configuration |
| Power Adapter | - | Standard Configuration |
| Plastic Hose | - | Standard Configuration |
| User Manual | - | Standard Configuration |
| Warranty Card | - | Standard Configuration |
| Certificate of Conformity | - | Standard Configuration |
| Dedicated Aeronautical Case (for Main Unit) | - | Standard Configuration |
