Price of high-efficiency neutron dose rate meter

portableNeutron peripheral dose equivalent rate meterIt consists of a detector (He-3 tube), boron containing polyethylene spherical moderator, high-voltage power supply, preamplifier, main amplifier, MCU, and input/output interfaces. Using a spherical He-3 neutron tube and MC simulation of a boron containing polyethylene spherical moderator, the energy range and accuracy of neutron detection are improved,Neutron peripheral dose equivalent rate meterIt can be widely used in occasions that require neutron radiation protection dose rate monitoring, such as nuclear power, petroleum, medical, and environmental protection.

2. Technical features

Spherical He-3 neutron tube with good detection angle response

MC simulation of boron containing polyethylene spherical moderator

USB charging interface, convenient for charging

Large data storage capacity, up to 1000

3. Technical indicators

Neutron probe:

1) Detector: He-3 proportional counter tube

2) Moderator: 4 π spherical boron containing polyethylene

3) Measurement quantity: neutron peripheral dose equivalent rate Hp * (10), neutron peripheral dose equivalent Hp (10), counting rate

4) Unit: Dose rate: μ Sv/h, mSv/h; Cumulative dose: nSv, μ Sv, mSv; Counting rate: CPS/CPM

5) Measurement range: 0.01 μ Sv/h~100 mSv/h; 0~105cps

6) Neutron energy range: thermal neutron~16 MeV

7) Relative inherent error: not exceeding ± 20%

8) Measurement repeatability: not exceeding 10% (10 μ Sv/h)

9) Energy response: (0.025eV~16 MeV) not exceeding ± 50% (MC simulation)

10) Photon radiation response (gamma suppression ratio): less than 1% of neutron response (1:100); Or<0.1mSv/h (10mSv/h, Cs-137) or<5 μ Sv/h (1mSv/h, Cs-137)

11) Response time:<10s (100 μ Sv/h)

12) Alarm: Over threshold alarm, fault alarm, low voltage alarm, over range alarm

13) Alarm threshold setting: continuously adjustable

14) Alarm mode: sound, light

15) Installation method: portable

16) Battery life:>8h

17) Power supply method: rechargeable lithium battery (probe built-in)

18) Working temperature: -20 ℃~50 ℃

19) Relative humidity:<95% (40 ℃)

20) Protection level: IP65

21) Probe size: φ 240mm (host BG9550)

22) Probe weight: 8.6kg (including host)

23) Host and probe connection: RS485

24) Data storage: Local storage of over 1000 records, capable of long-term storage.

BG9550 host:

1) The built-in GM tube of the host can independently detect X and gamma rays, and its technical parameters are as follows:

2) Detector: GM tube

3) Measurement range: Dose rate: 0.1 μ Sv/h to 1000mSv/h; Cumulative dose: 0.1 μ Sv to 9999mSv

4) Energy range: 50keV~3MeV

5) Energy response: not exceeding ± 30%

6) Response time: ≤ 10s

7) Relative inherent error: not exceeding ± 15%

8) Working environment: -20 ℃~50 ℃, relative humidity ≤ 95%

9) Storage environment: -20 ℃~50 ℃, relative humidity ≤ 95%

10) Protection level: IP65

11) Size: 120mm × 80mm × 40mm

12) Weight: 400g

13) Power supply: rechargeable lithium battery, continuous operation for no less than 72 hours

4. Product Selection Table