I.S. EN 60325:2004

Foreword
1 Scope and object
2 Normative references
3 Terms and definitions
4 Units
5 Classification of assemblies
6 General characteristics
   6.1 Detection assemblies
   6.2 Ease of decontamination
   6.3 Sealing
   6.4 Alarm threshold
   6.5 Instrument indication
        6.5.1 For contamination meters
        6.5.2 For monitors
        6.5.3 Indications in terms of activity
   6.6 Effective range of measurement
   6.7 Display
   6.8 Mechanical shocks
   6.9 Setting up and maintenance facilities for
        electronic equipment
7 General test procedures
   7.1 Tests
        7.1.1 Qualification test
        7.1.2 Acceptance test
   7.2 General
        7.2.1 Basic principles
        7.2.2 Permissible variation of indication with
               variation of influence quantity
        7.2.3 Reference radionuclides
   7.3 Background
   7.4 Statistical fluctuations
8 Electrical characteristics
   8.1 Influence of statistical fluctuations
        8.1.1 Requirements
        8.1.2 Test method
   8.2 Response time
        8.2.1 Requirements
        8.2.2 Test method
   8.3 Interrelationship between response time and
        statistical fluctuations
   8.4 Alarm threshold drift
        8.4.1 Requirements
        8.4.2 Test method
   8.5 Warm-up time test (for portable assemblies)
        8.5.1 Meters and monitors
        8.5.2 Measurement assemblies
   8.6 Resolution time
        8.6.1 For meters and monitors
        8.6.2 For detection assemblies
        8.6.3 For measurement assemblies
        8.6.4 Range limitation for a combination of
               detection and measurement assembly
   8.7 Overload protection
        8.7.1 Requirements
        8.7.2 Test method
   8.8 Operating plateau (for detection assemblies only)
   8.9 Threshold (for detection assemblies only)
9 Radiation characteristics
   9.1 General
   9.2 Surface emission rate response
        9.2.1 Requirements
        9.2.2 Methods of measuring the instrument
               efficiency
        9.2.3 Test methods
   9.3 Variation of response over the surface of the
        detector
        9.3.1 Requirements
        9.3.2 Test method
   9.4 Relative intrinsic error
        9.4.1 Requirements
        9.4.2 Test method
        9.4.3 Minimum detectable surface emission rate per
               unit area
   9.5 Variation of surface emission rate response with
        radiation energy
        9.5.1 Alpha contamination meters or monitors or
               detector assemblies
        9.5.2 Beta contamination meters or monitors or
               detector assemblies
   9.6 Response to other ionizing radiations
        9.6.1 General
        9.6.2 Gamma radiation
        9.6.3 Beta radiation (for alpha contamination
               meters and monitors and detection
               assemblies)
        9.6.4 Alpha radiation (for beta contamination
               meters and monitors)
        9.6.5 Neutrons
   9.7 Background count rate
10 Environmental influences
   10.1 Ambient temperature
        10.1.1 Requirements
        10.1.2 Test method
        10.1.3 Meters and monitors
        10.1.4 Measurement assemblies
        10.1.5 Detection assemblies
   10.2 Relative humidity
        10.2.1 Requirements
        10.2.2 Test method
   10.3 Power supply
        10.3.1 Mains operated equipment
        10.3.2 Battery operation
   10.4 Electromagnetic compatibility
        10.4.1 Electrostatic discharge
        10.4.2 Radiated electromagnetic fields
        10.4.3 Conducted disturbances induced by bursts
               and radio frequencies
        10.4.4 Surges
        10.4.5 Voltage dips and short interruptions
        10.4.6 Radiated emissions
11 Storage
   11.1 General
   11.2 Mechanical shock
12 Documentation
   12.1 Identification certificate
        12.1.1 Concerning the measurement assembly
        12.1.2 Concerning each detection assembly
        12.1.3 Concerning meters and monitors
Annex ZA (normative) Normative references to international
                     publications with their corresponding
                     European publications

Outlines standard requirements and gives examples of acceptable methods, and also specifies general characteristics, general test conditions, radiation characteristics, electrical safety, environmental characteristics, and the requirements of the identification certificate for alpha, beta and alpha/beta contamination meters and monitors.