Gamma dose rate probe with a proportional counter tube for highly sensitive dose rate measurement of X-ray and gamma radiation, from 10 nSv/h to 100 mSv/h.
The FHZ 632L-10 is a gamma detector with a proportional counter tube for highly sensitive dose rate measurement of X-ray and gamma radiation. The probe belongs to the FH 40 G probe range and can be used both with the FH 40 G survey meter and with the FHT 6020 area monitor.
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| Detector type | Proportional |
|---|---|
| Measured quantity | Ambient dose equivalent rate H*(10) |
| Measurement range | 10 nSv/h to 100 mSv/h |
| Energy range | 30 keV to 4.4 MeV |
| Sensitivity | Approx. 2 s⁻¹/(µSv/h) |
| Protection class | IP67 |
| Operating temperature | −30 °C to +55 °C |
| Storage temperature | −40 °C to +70 °C |
| Dimensions | Diameter 35 mm, length 162 mm (without plug-in connection) |
| Weight | 185 g |
Source: Thermo Fisher Scientific, FHZ 632L-10 product page (thermofisher.com). Full specifications are available in the documents.
