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Dosimetria ambientale. | Survey meter e dosim. ambien. |
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Survey Meter SM 5 D |
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Measurement values: |
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| Measurement ranges: | Dose rate gamma radiation: 0 ... 300 µSv/h (calibrated on Co-60) (Display tube overflow) Area activity (calibrated on Am-241 and Sr-90): 0,1 ... 999 Bq/cm² * ka (ka = 6 for Am 241) 0,1 ... 999 Bq/cm² * kb (kb = 2 for Sr-90) |
| Energy ranges: | Photons: 20 keV to 2 MeV Beta: qualitativly at energies E > 35 keV |
| Intrinsic error at referential conditions: | < 25 % (referred to Co-60, Sr-90, Am-241) |
| Detector: | End-Window Geiger-Mueller-Tube (area mass < 2 mg/cm²) not energy compensated |
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Read-out: |
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| Power supply: | 2 x 1.5 V (batteries type AA, R6) |
| Battery operating time: | up to 100 h (at background radiation level without back-light) |
| Weight: | 250 g |
| Dimensions (L x W x H): | 145 x 80 x 40 mm |
| Operating temperature: | 0 °C to + 50 °C |
| Relative Humidity: | Up to 75 % (30 °C) |
