TLD469 Personal TLD Dosimeter
Specifications
Measurement range of DER: 10μGy---10Gy
Energy range: For Hp (10), X and γ rays from 20 keV to 9 MeV; for Hp (0.07), X and γ rays from 10 keV to 1.5 MeV
Detection limit: 0.1μGy
Relative error: <30%
Accumulated measurement loss within 3 months: <10%
Repeatability: 2%
| Item | Parameter Details |
|---|---|
| Dose tablet shape | GR-200A; Circular: Diameter: 4.5mm , Thickness: 0.8mm |
| Effective atomic number Z | 8.2 |
| Density (g/cm³) | 2.5 |
| Emission wavelength | 385nm |
| Sensitivity relative to TL—100 | 65 |
| Peak heating temperature(℃) | 210 |
| Zero dose reading (μGY) | 1 |
| Detection threshold (μGY) | 1 |
| Linear range (GY) | 10−7~12 |
| Dosimeter angular response | The angle of incidence deviates from the normal direction by 0°, 20°, 40°, 60°, and the dose response of the dosimeter changes by 11% at the maximum |
| Repeatability | <2% |
| Energy response (30keV---1.3MeV) | <20% |
| Dispersibility (1SD) | <5% |
| Decay (room temperature) | <5%/year |
| Effect of light on decay | The light illumination has no effect, but the sunlight does |
| Number of reuses | >100 times |
| Dose rate change effect | No effect |
| Remark | ** Technical specifications are for reference only, please refer to the actual product model |
Purpose of Use
