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GammaTRACER
Basic: Technical Data
Detector |
Measuring properties |
Data storage |
Data transmission |
Power supply | Mechanical
specification | Options
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Type:
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2 x Geiger-Müller-tube
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Position:
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Centre of casing, paralled to longitudinal axis
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Sensitivity:
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2 x 150 impulses in 10 minutes at 100 nSv/h
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Measuring range:
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10 nSv/h - 10 mSv/h
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1-sigma-error:
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+/- 3 % (at 100 nSv/h with 60-min measuring cycle)
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Calibration error:
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+/- 6 % calibrated with 137 Cs
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Calibration radiation:
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662 keV (Cs-137)
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Energy dependence:
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+/- 40% (over range 45 to 3000keV) |
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Quantities measured:
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Air kerma (nGy/h), exposure rate (mR/h), photon dose
equivalent rate (nSv/h)
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Measuring cycle:
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1, 2, 5, 10, 15, 30, 60, 120 min (user selectable)
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Data capacity:
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12.800 measurement points (4 - 1.060 days)
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Maxim.archive time:
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8.8 days (1 minute cycle) to 2 years 11 months (2 hour
cycle)
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Infrared:
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up to 10 m
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| RS 232 interface |
up to 10 m (1.000 V galvanically isolated) |
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RS-485 interface
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up to 500 m, more with repeater (1.000 V galvanically isolated) |
| Radio module SkyLINK |
up to 100 km (60 miles) @ 10 mW |
| Radio module ShortLINK |
Up to 5 km (3 miles) @ 10 mW |
| GSM / ISDN / modem (via DataGATE) |
worldwide |
| ASC II interface |
Simple ASC II interface for system integration |
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Operating time at a measurement cycle of 60 min
(at 200 nSv/h) |
typically 5 years, guaranteed 3 years,
typically 10 years with battery extension pack |
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Ext. power supply |
12 V / 500 mW (only with RS485 option) |
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Measures ([emptyset]/L):
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60 mm diameter x 690 mm length
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Casing material:
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anodised aluminum, wall thickness 1 mm
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Weight:
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950 g
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Protection mode:
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hermetically sealed
(Cable versions: IP67; shorttime plunging, max. 10 sec. up to 1 bar pressure)
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Temperature range:
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-20 ... +50 °C (-4 ... +140 °F)
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Measuring range:
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10 nSv/h - 10 Sv/h
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Temperature range:
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-40 ... +60°C (-104°F ... +158°F)
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