RADIATION PROTECTION INSTRUMENTATION - AMBIENT AND/OR DIRECTIONAL DOSE EQUIVALENT (RATE) METERS AND/OR MONITORS FOR BETA, X AND GAMMA RADIATION - PART 1: PORTABLE WORKPLACE AND ENVIRONMENTAL METERS AND MONITORS
International Electrotechnical Committee
FOREWORD
1 Scope and object
2 Normative references
3 Terms and definitions
4 Units and list of symbols
4.1 Units
4.2 List of symbols
5 General characteristics of ambient and directional dose
equivalent (rate) meters
5.1 Indication
5.2 Read-out
5.3 Dose equivalent rate range
5.4 Effective range of measurement
5.5 Minimum range of measurement
5.6 Rated range of an influence quantity
5.7 Minimum rated range of influence quantity
5.8 Alarm levels
5.9 Additional indication
5.10 Failure operation of indication
5.11 Ease of decontamination
5.12 Information given on the instruments
5.13 Algorithm to evaluate the indicated value
5.14 Classification of the dosemeters
6 General test procedures
6.1 Instructions for use
6.2 Nature of tests
6.3 Reference conditions and standard test conditions
6.4 Tests for influence quantities of type F
6.5 Tests for influence quantities of type S
6.6 Consideration of non-linearity
6.7 Consideration of several detectors or signals in a
dosemeter
6.8 Position of dose equivalent (rate) meter for test
purposes
6.9 Low dose equivalent rates
6.10 Statistical fluctuations
6.11 Production of reference radiation
6.12 Reference photon radiation
6.13 Reference beta radiation
6.14 Determination of dose equivalent (rate) response
7 Additivity of indicated value
7.1 Requirements
7.2 Method of test
7.3 Interpretation of the results
8 Radiation performance requirements and tests
8.1 General
8.2 Consideration of the uncertainty of the conventional
quantity value
8.3 Model function
8.4 Variation of the response due to photon radiation energy
and angle of incidence
8.5 Variation of the response due to beta radiation energy
and angle of incidence
8.6 Response to neutron radiation
8.7 Linearity and statistical fluctuations
8.8 Overload characteristics
8.9 Response time
8.10 Interrelation between response time and statistical
fluctuations
8.11 Variation of the response due to dose rate dependence
of dose measurements
8.12 Response to pulsed ionizing radiation fields
8.13 Requirements on the accuracy of alarm of dose
equivalent (rate) monitors
9 Electrical characteristics of directional and ambient dose
equivalent (rate) meters
9.1 Stability of zero indication with time
9.2 Warm-up time
9.3 Power supplies
10 Mechanical characteristics of directional and ambient
dose equivalent (rate) meters
10.1 Shock during operation (microphonics)
10.2 Drop test during transport
10.3 Orientation of dose equivalent (rate) meter
(geotropism)
11 Environmental characteristics, performance requirements
and tests
11.1 General
11.2 Ambient temperature
11.3 Relative humidity
11.4 Atmospheric pressure
11.5 Sealing against moisture
11.6 Storage and transport
11.7 Electromagnetic compatibility
12 Software
12.1 General
12.2 Requirements
12.3 Method of test
13 Summary of characteristics
14 Documentation
14.1 Information on the instrument
14.2 Certificate
14.3 Operation and maintenance manual
14.4 Type test report
Annex A (normative) Statistical fluctuations
Annex B (informative) Usage categories of ambient/directional
dose (rate) meters
Annex C (informative) Calibration of ambient dose equivalent
(rate) meters for environmental monitoring
Bibliography
Applicable to dose equivalent (rate) meters and/or monitors for the measurement of ambient dose equivalent (rate) and/or directional dose equivalent (rate) from external beta, X and gamma radiation, as recommended in ICRU, Report 47.
| Document Type | Standard |
| Status | Current |
| Publisher | International Electrotechnical Committee |
| Committee | TC 45 |
