I.S. EN 61280-4-2:2014
Current
The latest, up-to-date edition.
FIBRE-OPTIC COMMUNICATION SUBSYSTEM TEST PROCEDURES - PART 4-2: INSTALLED CABLE PLANT - SINGLE-MODE ATTENUATION AND OPTICAL RETURN LOSS MEASUREMENT
Hardcopy , PDF
English
01-01-2014
For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
FOREWORD
INTRODUCTION
1 Scope
2 Normative references
3 Terms, definitions, graphical symbols and
abbreviations
4 Measurement methods
5 Apparatus
6 Procedures
7 Calculations
8 Documentation
Annex A (normative) - One-cord reference method
Annex B (normative) - Three-cord reference method
Annex C (normative) - Two-cord reference method
Annex D (normative) - Optical time domain reflectometer
Annex E (normative) - Continuous wave optical return
loss measurement - Method A
Annex F (normative) - Continuous wave optical return loss
measurement - Method B
Annex G (informative) - Measurement uncertainty examples
Annex H (informative) - OTDR configuration information
Annex I (informative) - Test cord attenuation verification
Annex J (informative) - Spectral attenuation measurement
Bibliography
Annex ZA (normative) - Normative references to international
publications with their corresponding European
publications
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