I.S. EN 60645-5:2005
Current
The latest, up-to-date edition.
ELECTROACOUSTICS - AUDIOMETRIC EQUIPMENT - PART 5: INSTRUMENTS FOR THE MEASUREMENT OF AURAL ACOUSTIC IMPEDANCE/ADMITTANCE
Hardcopy , PDF
English
01-01-2005
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Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
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FOREWORD
INTRODUCTION
1 Scope
2 Normative references
3 Terms and definitions
4 Requirements for specific instruments
5 General specifications
5.1 Measuring system
5.2 Pneumatic system
5.3 Acoustic reflex activating stimulus system
6 Demonstration of conformity with specifications
6.1 General
6.2 Impedance/admittance measuring system
6.3 Probe signal
6.4 Pneumatic system
6.5 Acoustic reflex activating stimulus signals
6.6 Maximum permitted expanded uncertainty of measurements
7 Calibration cavities
7.1 General
7.2 Dimensions of calibration cavities
7.3 Material of calibration cavity walls
7.4 Connection of probe to a calibration cavity
8 General requirements
8.1 Marking
8.2 Instruction manual
8.3 Safety requirements
8.4 Warm-up time
8.5 Supply variation and environmental conditions
8.6 Unwanted acoustic signals and radiation
9 Symbols, forms and formats for acoustic impedance/admittance
data
9.1 Symbols for indicating measured quantities
9.2 Tympanogram format
9.3 Acoustic reflex test format
9.4 Eustachian tube function test format
10 Additional characteristics to be specified by the
manufacturer
10.1 Aural impedance/admittance measurement system
10.2 Pneumatic system
10.3 Acoustic reflex activating stimulus system
10.4 Analogue electrical output
Annex A (informative) Routine calibration
Annex B (informative) Units and terms
Annex C (informative) Overall temporal characteristics
Bibliography
Applicable to instruments designed primarily for the measurement of acoustic impedance/admittance in the human external acoustic meatus using a stated probe tone.
| DevelopmentNote |
Supersedes I.S. EN 61027. (03/2005) For CENELEC adoptions of IEC publications, please check www.iec.ch to be sure that you have any corrigenda that may apply. (01/2017)
|
| DocumentType |
Standard
|
| Pages |
72
|
| PublisherName |
National Standards Authority of Ireland
|
| Status |
Current
|
| Supersedes |
| Standards | Relationship |
| NBN EN 60645-5 : 2006 | Identical |
| EN 60645-5:2005 | Identical |
| DIN EN 60645-5:2005-08 | Identical |
| IEC 60645-5:2004 | Identical |
| NF EN 60645-5 : 2005 | Identical |
| BS EN 60645-5:2005 | Identical |
| UNE-EN 60645-5:2006 | Identical |
| EN 60645-1:2017 | Electroacoustics - Audiometric equipment - Part 1: Equipment for pure-tone and speech audiometry |
| IEC 60601-1:2005+AMD1:2012 CSV | Medical electrical equipment - Part 1: General requirements for basic safety and essential performance |
| HD 305 : 200S1 | |
| IEC 60645-1:2017 | Electroacoustics - Audiometric equipment - Part 1: Equipment for pure-tone and speech audiometry |
| IEC 60126:1973 | IEC reference coupler for the measurement of hearing aids using earphones coupled to the ear by means of ear inserts |
| IEC 60601-1-2:2014 | Medical electrical equipment - Part 1-2: General requirements for basic safety and essential performance - Collateral Standard: Electromagnetic disturbances - Requirements and tests |
| EN 60601-1-2:2015 | Medical electrical equipment - Part 1-2: General requirements for basic safety and essential performance - Collateral Standard: Electromagnetic disturbances - Requirements and tests |
| ISO 389-1:1998 | Acoustics Reference zero for the calibration of audiometric equipment Part 1: Reference equivalent threshold sound pressure levels for pure tones and supra-aural earphones |
| ISO 389-2:1994 | Acoustics Reference zero for the calibration of audiometric equipment Part 2: Reference equivalent threshold sound pressure levels for pure tones and insert earphones |
| EN 60601-1-4:1996/A1:1999 | MEDICAL ELECTRICAL EQUIPMENT - GENERAL REQUIREMENTS FOR SAFETY - COLLATERAL STANDARD: PROGRAMMABLE ELECTRICAL MEDICAL SYSTEMS |
| IEC 60601-1-4:1996+AMD1:1999 CSV | Medical electrical equipment - Part 1-4: General requirements for safety - Collateral Standard: Programmable electrical medical systems |
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