I.S. EN 61920:2004
Current
The latest, up-to-date edition.
INFRARED FREE AIR APPLICATIONS
Hardcopy , PDF
English
01-01-2004
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FOREWORD
1 Scope
2 Normative references
3 Terms and definitions
4 Symbols
4.1 General
4.2 Radiators
4.3 Receivers
5 Classification
5.1 General
5.2 Physical characteristics of radiators
5.2.1 General
5.2.2 Ranges of wavelength (criterion 1)
5.2.3 Ranges of frequency (criterion 2)
5.2.4 Radiant intensity (criterion 3)
5.2.5 Angle of radiation (criterion 4)
5.2.6 Duration of radiation (criterion 5)
5.2.7 Identification example for a radiator
5.3 Physical characteristics of receivers
5.3.1 General
5.3.2 Ranges of wavelength and selectivity
(criterion 6)
5.3.3 Frequency response (criterion 7)
5.3.4 Sensitivity (criterion 8)
5.3.5 Directivity (criterion 9)
5.3.6 Example of a receiver
5.4 Tolerances
5.4.1 Measurement conditions
5.4.2 Tolerances
5.5 Product groups
5.6 User areas
5.7 Graphical representation of IR systems
6 Method for minimizing mutual interferences
7 Marking
8 Relationship between IR basic standard and application
standards
Annex A (informative) Example for possible priorization
Annex B (informative) Examples of lambda/f-diagrams
Annex C (informative) Survey of standardization activities
in the field of infrared
Bibliography
Specifies the classification of IR devices into groups and classes in order to identify and clarify problems caused by mutual interference.
| DevelopmentNote |
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 |
40
|
| PublisherName |
National Standards Authority of Ireland
|
| Status |
Current
|
| Standards | Relationship |
| NBN EN 61920 : 2005 | Identical |
| NF EN 61920 : 2005 | Identical |
| BS EN 61920:2004 | Identical |
| IEC 61920:2004 | Identical |
| DIN EN 61920:2004-07 | Identical |
| SN EN 61920 : 1998 | Identical |
| EN 61920:2004 | Identical |
| IEC 60050-713:1998 | International Electrotechnical Vocabulary (IEV) - Part 713: Radiocommunications: transmitters, receivers, networks and operation |
| IEC 60050-845:1987 | International Electrotechnical Vocabulary (IEV) - Part 845: Lighting |
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