IEC 61562:2001

FOREWORD
1 Scope and object
2 Normative references
3 Terminology and units
4 Construction
   4.1 General
   4.2 General description of instrument
   4.3 Detection sub-assembly
   4.4 Measurement sub-assembly
   4.5 Complementary equipment
   4.6 Decontamination
5 Main characteristics
   5.1 Measured nuclides
   5.2 Measurement range
   5.3 Energy measurement range
   5.4 Instrument background
   5.5 Minimum detectable activity
6 Tests
   6.1 General
   6.2 Reference and standard test conditions
   6.3 Instrument set-up during tests
   6.4 Statistical fluctuation
   6.5 Reference ionizing radiation sources
   6.6 Checking sources
7 Radiation characteristics
   7.1 Relative intrinsic error
        7.1.1 Requirements
        7.1.2 Tests
        7.1.3 Test method
   7.2 Response to external gamma-radiation
        7.2.1 Requirements
        7.2.2 Test method
   7.3 Overload tests
        7.3.1 Requirements
        7.3.2 Test method
   7.4 Tests for susceptibility to radioactive contamination
        7.4.1 Requirements
        7.4.2 Test method
   7.5 Statistical fluctuation
        7.5.1 Requirements
        7.5.2 Test method
8 Electrical characteristics
   8.1 Warm-up time
        8.1.1 Requirements
        8.1.2 Test method
   8.2 Power supply requirements
        8.2.1 Main requirements
        8.2.2 Primary batteries requirements
        8.2.3 Secondary batteries requirements
        8.2.4 Test method
   8.3 Alarm trip stability
        8.3.1 Requirements
        8.3.2 Test method
9 Mechanical characteristics
   9.1 Mechanical shock
   9.2 Vibration
        9.2.1 Requirements
        9.2.2 Test method
10 Environmental performance stability
   10.1 Ambient temperature
        10.1.1 Requirements
        10.1.2 Test method
   10.2 Relative humidity of air
        10.2.1 Requirements
        10.2.2 Test method
   10.3 Atmospheric pressure
   10.4 Sealing
   10.5 External electromagnetic fields
        10.5.1 Requirements
        10.5.2 Test method
   10.6 External magnetic fields
        10.6.1 Requirements
        10.6.2 Test method
11 Storage and transportation
12 Summary of characteristics
13 Documentation
   13.1 Type tests report
   13.2 Certificate
13.3 Operation and maintenance manual
Table 1 - Reference conditions and standard test conditions
Table 2 - Tests performed under standard conditions
Table 3 - Tests performed with variation of external
          influence quantities

Specifies the main performance characteristics of instruments intended for measurement of specific activity of beta-emitting radionuclides in foodstuffs, their methods of testing and documentation requirements.