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방사선측정장비

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기타
Neutron Dosimeter
휴대용 중성자측정
제조사 / 국 : Atomtex / 벨라루스
검출기 종류 : GM Counter Tube for gamma
  He-3 proportional counter for neutron
에너지 범위 : gamma : 60keV...3MeV
  neutron : 0.025eV...14MeV
측정범위 : gamma : 1uSv/h...10mSv/h
  neutron : 0.1uSv/h...10mSv/h
SPECIFICATIONS

Registered radiation type

 

PU2

Gamma radiation (γ)

BDKN-03

Neutron radiation (n)

Detector

 

PU2

Geiger-Muller counter tube

BDKN-03

3He proportional counter in polyethylene moderator

Energy range

 

PU2 (γ)

60 keV ... 3 MeV

BDKN-03 (n)

0.025 eV ... 14 MeV

Measurement range of ambient radiation dose rate equivalent

 

PU2 (γ)

1 μSv/h ... 10 mSv/h

BDKN-03 (n)

0.1 μSv/h ... 10 mSv/h

Measurement range of ambient radiation dose equivalent

 

PU2 (γ)

1 μSv ... 1 Sv

BDKN-03 (n)

0.1 μSv ... 10 Sv

Energy dependence relative to 662 keV (137Cs) [PU2 (γ)]

-25%...+35%

(for energy range from 60 keV to 3 MeV)

Sensitivity to 137Cs gamma radiation [PU2]

1.0 cps/μSv·h-1

Sensitivity to Pu-Be neutron radiation [BDKN-03]

0.355 cps/μSv·h-1

Neutron flux density measurement range [BDKN-03]

0,1 … 104 neutron·s-1·cm-2

Neutron fluence measurement range [BDKN-03]

1 … 3·106 neutron·cm-2

Sensitivity to Pu-Be neutron radiation [BDKN-03]

1.5 cps/(neutron·s-1·cm-2)

Limit of intrinsic relative measurement error

±20%

Continuous run time

24 h

Working temperature range

-30°С ... +50°С

Protection class

IР64

Power supply

Integrated rechargeable battery pack;

+12V external power supply unit;

220 V 50 Hz external power supply unit

Overall dimensions, weight

 

PU2 (γ)

200х85х36 mm, 0.5 kg

BDKN-03 (n)

314х220х263 mm, 7.8 kg

Relative sensitivity coefficients for standard neutron radiation sources with different energies for ambient dose equivalent rate measurement

n-radiation source

BDKN-03

Thermal,

En=0.025 eV

0,225±0,045

Ra-Be,

En=100 keV

0,81±0,08

252Cf,

En=2.13 MeV

1,02±0,10

Pu-Be,

En=4.16 MeV

1,0

Relative sensitivity coefficients for standard neutron radiation sources with different energies for flux density measurement

n-radiation source

BDKN-03

Thermal,

En=0.025 eV

0,0064±0,0013

Ra-Be,

En=100 keV

0,182±0,018

252Cf,

En=2.13 MeV

1,01±0,10

Pu-Be,

En=4.16 MeV

1,0

Radiation monitor meets requirements of the following International standards: IEC 60846-1:2009, IEC 60846-2:2007,IEC 60325:2002, IEC 61005:2003, and the following safety standards: IEC 61010-1:1990, and Electromagnetic compatibility requirements of: EN 55022:1998+A1:2000+A2:2003, EN 55024:1998+A1:2001+A2:2003