检测体
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AT1125,AT112a .................NaI(TI) - 25×40 mm
AT112a ..........................................内置G-M管
BDPS-02 ....................... G-M end-window counter
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测量范围
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环境γ辐射剂量当量
AT1125 ........................................10 nSv - 10 mSv
AT112a ......................................... 10 nSv - 10 Sv
BDPS-02...........................................0.1 Sv - 1 Sv
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环境X射线、γ辐射剂量率当量
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AT1125 ............................. 30 nSv/h - 300 ?Sv/h
AT112a .......................... 30 nSv/h - 100 mSv/h
BDPS-02................................0.1 Sv/h - 30 mSv/h
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α射线流量密度
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BDPS-02...............................5 - 106part./(min·cm2)
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β射线流量密度
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BDPS-02.............................. 6 - 106part./(min·cm2)
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剂量和剂量率测量误差
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AT1125 AT112a................................... ±15%
BDPS-02...........................................±20%
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X射线、γ辐射能量范围
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AT1125 AT112a......................... 0.05 –3MeV
BDPS-02.................................. 0.02 –3MeV
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α射线能量范围
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BDPS-02.................................... 4 –7 MeV
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β射线能量范围
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BDPS-02.................................155 KeV –3.5 MeV
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能量响应差异
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AT1125 AT112a........................... ±15%
BDPS-02..................................±30%
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137Cs灵敏度
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AT1125 AT112a...........................350 cps/μSv ?h-1
BDPS-02................................. 6.6 cps/μSv ?h-1
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137Cs比活度测量范围
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带防护单元........................... .......20 - 105 Bq/kg
不带防护单元.................................50 - 105 Bq/kg
137Cs比活度测量误差..........................±20%
137Cs源探测时间(10 kBq 7 cm)...............少于2s
操作模式设置时间.............................1 min
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连续操作时间
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交流电或直流电.................................................24h
内置蓄电池........................................................24h
操作温度范围........................................ -20 - +50℃
操作温度范围内的补偿误差......................... ±10 %
相对湿度(+ 35°C).... .................................. 90 %
防护等级......................................................... IP54
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电源要求
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内置蓄电池......................................................6V
交流电(50Hz).................................................220V
直流电........................................................12V
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放射干扰标准 CEI/IEC CISPR 22:1997
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重量
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AT1125 AT112a ...................................... 1.0 kg
BDPS-02 ..............................................0.3 kg
防护单元..............................................17 0 kg
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尺寸
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AT1125 AT112a .............................85×258×67 mm
BDPS-02 ................................... 138×86×60 mm
防护单元............... ....................190×363 mm
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