Fuji Electric NRF51 dosimeter – for X-rays, gamma rays and neutrons

SPECIFICATIONS

• Standard

  IEC61526 Ed.3.0 and ANSI N42.20

• Measured quantity and radiation

  Hp(10) - X, Gamma (γ)
  Hp(10) - Neutron

• Detector

  Silicon semiconductor

• Measurement range

  X, Gamma (γ)
  Dose: 1 µSv to 10 Sv
  Dose rate: 0.1 µSv/h to 10 Sv/h
  
  Neutrons
  Dose: 10 µSv to 10 Sv
  Dose rate: 1 µSv/h to 10 Sv/h

• Display ranges

  X, Gamma (γ)
  Dose: 1 µSv to 10 Sv
  Dose rate: 0 µSv/h to 10 Sv/h
  
  Neutrons
  Dose: 10 µSv to 10 Sv
  Dose rate: 0 µSv/h to 10 Sv/h

• Energy range

  X, Gamma (γ)
  30 keV to 7 MeV
  
  Neutrons
  0.025 eV to 15 MeV

• Energy response

  X, Gamma (γ)
  ±20% (50 keV to 6 MeV)
  
  Neutrons
  ±50% (250 keV to 4.5 MeV)

• Angular response

  X, Gamma (γ)
  ±20% (137Cs, 0° to 75°); ±50% (241 Am, 0° to 75°)
  
  Neutrons
  ±30% (241Am, 0° to 75°)

• Accuracy

  X, Gamma (γ)
  ±10 % (¹³⁷Cs)
  
  Neutrons
  ±15% (252Cf or 241 Am-Be)

• Dose rate linearity

  X, Gamma (γ)
  ±10 % (¹³⁷Cs)
  
  Neutrons
  ±20% (252Cf or 241 Am-Be)

• Display

  Large LCD display (45.1 × 16.9 mm)
  Display area: 43.5 mm x 16.3 mm

• LED

  3 red Flash LEDs - 3 auxiliary LEDs (Green, Orange, Red)

• Buzzer

  Piezoelectric (90 to 100 dB @ 30 cm)

• Communications

  USB
  Infrared
  Electromagnetic induction
  Bluetooth®
  Wi-Fi

• USB interface

  USB 2.0 micro-B (can be used for power and communication)

• Recording of data

  Internal storage for up to 4,000 points (date/time, dose, dose rate, status)
  Input/output data: up to 1000

• Power supply

  Standard AA (LR6) battery x2 or rechargeable battery

• Operating time

  2500 hours continuous operation (without alarm or communication)

• Temperature

  -10 °C to +50 °C

• Humidity

  ≤ 95 %

• Waterproofing

  IP65/67

• CEM

  MIL STD 461 F compliant

• Dimensions

  60 × 105 × 29mm

• Weight

  ≤ 100 g (without battery)
  Approx. 170 g (with 2 batteries)

• Other features

  Vibrator
  Emergency call button
  Thermistor (for temperature compensation)
  External charger (USB-AC adapter)
  Accelerometer

• Additional functions

  Stopwatch
  Notepad (32 characters)

AVAILABLE MODELS

DOCUMENTS

• Manual : Electronic personal dosimeter NRF51

  2.26 MB

  Download

• Manual: NRZ configuration software for personal electronic dosimeters NRF5 series

  1.8 MB

  Download

• Brochure: NRF51 Personal Electronic Dosimeter for X-rays, Gamma rays and Neutrons

  1.83 MB

  Download