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09/30199592 DC : 0

Superseded
Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

View Superseded by
superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

BS EN 62489-2 ED.1 - ELECTROACOUSTICS - AUDIO-FREQUENCY INDUCTION LOOP SYSTEMS FOR ASSISTED HEARING - PART 2: METHODS OF CALCULATING AND MEASURING THE LOW-FREQUENCY MAGNETIC FIELD EMISSIONS FROM THE LOOP FOR ASSESSING CONFORMITY WITH GUIDELINES ON LIMITS FOR HUMAN EXPOSURE
Available format(s)

Hardcopy , PDF

Superseded date

05-31-2011

Language(s)

English

FOREWORD
1 Scope
2 Normative references
3 Definitions
4 Rated values
5 Standards situation
6 Configurations of loops
   6.1 Main types of configuration
   6.2 General considerations
   6.3 Large-area loops
   6.4 Medium-area loops
   6.5 Small-area loops
   6.6 Solenoid antennas
7 Calculations
   7.1 General
   7.2 Solenoid antennas
8 Measurements
   8.1 General
   8.2 Input signal
   8.3 Measuring instrument
9 Comparison of calculated or measured results
   with guidelines or limits
   9.1 Application of IEC 62226-2-1
10 Meeting limits or guidelines
11 Measurement uncertainty
Annex A (informative) - Rationale [not to be included
        in the published standard in this form] for a
        product-family magnetic field emission standard
        for audio-frequency induction-loop systems (AFILS)
        in the context of human exposure to non-ionizing radiation
Annex B (informative) Example calculation using the coupling
        factor K
   B.1 Clipboard
Bibliography

BS EN 62489-2 ED.1

Committee
EPL/29
DocumentType
Draft
Pages
18
PublisherName
British Standards Institution
Status
Superseded
SupersededBy

IEC 60268-10:1991 Sound system equipment - Part 10: Peak programme level meters
IEC 61786:1998 Measurement of low-frequency magnetic and electric fields with regard to exposure of human beings - Special requirements for instruments and guidance for measurements
IEC 62311:2007 Assessment of electronic and electrical equipment related to human exposure restrictions for electromagnetic fields (0 Hz - 300 GHz)
IEC 60268-1:1985 Sound system equipment. Part 1: General
IEC 62226-2-1:2004 Exposure to electric or magnetic fields in the low and intermediate frequency range - Methods for calculating the current density and internal electric field induced in the human body - Part 2-1: Exposure to magnetic fields - 2D models
IEC 60118-4:2014+AMD1:2017 CSV Electroacoustics - Hearing aids - Part 4: Induction-loop systems for hearing aid purposes - System performance requirements
IEC 62233:2005 Measurement methods for electromagnetic fields of household appliances and similar apparatus with regard to human exposure

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