GAMMA ELECTRONIC PERSONAL DOSIMETER

Model # NRY20001

FEATURES: HIGH SENSITIVITY DISPLAYS INTEGRATED Hp(10) DEEP DOSE EQUIVALENT AUDIBLE ALARM WITH VISIBLE DISPLAY LIGHT WEIGHT GENERAL DESCRIPTION: Small, portable gamma monitor with pocket or belt clip. Digital readout of Total Dose in mRem.

Figure 1: NRY20001

SPECIFICATIONS:

• Radiation Detected: Gamma: 50KeV to 6MeV.
• Detector: Silicon semiconductor.
• Energy Response: µ25%, 60KeV - 3MeV (Ref: Cs¹³⁷).
• Display Range:
      Total Dose: 1.00 to 99,999 mRem.
      Optional Sievert.
• Linearity of Dose Rate: µ10% (<99,999mRem/hr).
• Integrated Dose Accuracy: µ10% (1 to 99,999mRem/hr).
• Dose Rate Accuracy: µ10% (20 to 99,999mRem/hr).
• Display Function:
      Display Method: Liquid Crystal Indicator (5 Digits).
      Zero Reset: Switch Power Off to Reset.
      Low Battery: Flash of BATT Symbol on display.
      Over Scale: Flashing of 99,999 mRem on display.
• Alarms:
      Visual Display: Flashing display value indicates reading in excess of set alarm values.
      Audio 1: 75dB. Continuous tone for Dose Amount.
      Audio 2: 75dB. Chirp tone for Dose Rate.
• PC Set Up: Communication with personal computer allows setting of dosimeter control number, integrated dose, dose rate, calibration constant or alarm set points.
      Dosimeter Control Number: 6 figures (000001-999999).
      Calibration Constant: 60-140% (in 1% steps).
      Alarm Set Value: 1.00 to 99,999 mRem.
• Power Supply: 1-AAA alkaline battery, 500 hours continuous, On/Off power Switch.
• Operating Environment:
      Temperature: 0-45^oC.
      Humidity: 95% RH or less (non-condensing).
      Drop Protection: 1.5m (5ft.).
      EMI/RFI rejection from Cell Phones: >5cm distance.
• Dimensions: 2.2'' x 4'' x 0.6'' (55mm x 103mm x 15mm).
• Weight: 110grams (4 oz.).

T_ATECHNICAL ASSOCIATES
7051 ETON AVENUE * CANOGA PARK, CA 91303
TELEPHONE (818) 883-7043 * FAX(818) 883-6103

$Revision: 1.1 $