Technical Specifications RGD 27091
X-Ray-Gamma-Dosimeter 27091
| Measured values: | Photon equivalent dose Hx |
| Photon equivalent dose rate dHx / dt |
| Display range for dose: |
|
| 1 Coarse measurement range: | µSv |
| 3 Fine measurement ranges (final values): | 20 / 200 / 2000 |
| Display Range for Dose Rate |
|
| 2 Coarse Measurement Ranges: | µSv/h and mSv/h |
| 3 Fine Measurement Ranges (Final Values): | 20 / 200 / 2000 |
| Nominal using range: |
|
| Dose and dose rate: | Between 10% and 100% of display range |
| Exception: at the dose rate range of 20 µSv/h |
| the nominal using range begins at 3 µSv. |
| Alarm thresholds: | adjustable 30 %, 60 % or 90 % of |
| the final value |
| Energy ranges: |
|
| with build-up cap: | 20 keV to 7.5 MeV* |
| Without build-up cap: | 6 keV to 100 keV |
| Radiation detector: | Air equivalent ionisation chamber |
| (volume: 600 cm3) |
| Build-up cap: | removeable |
| Intrinsic error: | ± 15 % |
| Additional error: | ± 10 % |
| in the energy range from 15 keV to 2 MeV |
|
| Operating voltage control: | Blinking battery symbol in case of low battery voltage |
| Analogue signal output: | 10 mV output voltage for 100 Ohm at full scale value |
| Power supply: | 4 round batteries LR 14 (DIN IEC 86 T1) or |
| 4 NiCd round cells R 14 (DIN 40729) |
| Battery operating life: | < 150 h |
| Working temperature range: | -10 °C to + 45 °C |
| Storage temperature range: | -25 °C to + 55 °C |
| Ambient pressure: | 800 hPa to 1100 hPa |
| Relative humidity: | < 80 % |
| Dimensions: |
|
| Display unit (L x W x H): | 210 mm x 120 mm x 135 mm |
| Measuring probe (Ø x H). | 112 mm x 260 mm |
| Weight: | Display unit with measuring probe: 2,5 kg |
| |
* For energies above 3 MeV verification of the instrument is not legally required.
Angular Energy Response:
Photon Energy Response:
