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Battery-operated ion chamber survey meter for gamma, X-ray and beta dose rate and dose
Portable, battery-operated, auto-ranging ion chamber survey meter for stable and accurate measurement of dose rate and integrated dose from gamma, X-ray and beta radiation. It has a colour display, data logging and USB for calibration, configuration and download, and can be fitted with a built-in radio.
Download product sheet (PDF)All values with references – for tender documents
Specifications checked against the manufacturer’s documents on 2026-10-17
The number after each value refers to the source listed below. Values are as published by the manufacturer; the exact configuration is always confirmed in our quotation.
| Detector | Ion chamber, 350 cm³; wall and cover 1,000 mg/cm² (tissue equivalent); window 7 mg/cm² Mylar1 |
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| Accuracy | ±10% of reading within the measuring range (¹³⁷Cs)2 |
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| Measurement range | 1 µSv/h – 1 Sv/h (0.1 mR/h – 100 R/h)1 |
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| Energy response | Beta: better than ±20% from 200 keV2 |
| Angular dependence | Less than ±30% within ±90° of the front direction (¹³⁷Cs)2 |
| Response time | 3 s for readings above 1 mR/h; 5 s for an auto-ranging change from low to high range1 |
| Display | Colour TFT, 3 digits with auto-ranging units1 |
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| Data storage | 200 data records1 |
| Communication | USB for calibration, configuration, firmware upgrade and stored data points; optional internal 900 MHz or 2.4 GHz radio1 |
| Power supply | Four 1.5 V AA batteries, 120 hours of continuous operation1 |
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| Operating temperature | −10 to +50 °C1 |
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| Ordering code | BAK-02451 |
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The data comes from the manufacturer’s published documents. Manufacturers may change specifications; the current configuration and performance are confirmed in the quotation.
The number after each value refers to the source listed below. Values are as published by the manufacturer; the exact configuration is always confirmed in our quotation.
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