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IEC 61746:2005

Superseded

Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

View Superseded by

Calibration of optical time-domain reflectometers (OTDR)

Available format(s)

Hardcopy , PDF , PDF 3 Users , PDF 5 Users , PDF 9 Users

Superseded date

17-12-2009

Superseded by

IEC 61746-1:2009

Language(s)

English - French

Published date

20-01-2005

€389.87
Excluding VAT

FOREWORD
1 Scope
2 Normative references
3 Terms, definitions and symbols
4 Calibration test requirements
   4.1 Preparation
   4.2 Test conditions
   4.3 Traceability
5 Distance calibration - General
   5.1 Location error model
   5.2 Using the calibration results
   5.3 Measuring fibre length
6 Distance calibration methods
   6.1 External source method
   6.2 Concatenated fibre method
   6.3 Recirculating delay line method
7 Loss calibration - General
   7.1 Determination of the displayed power level F
   7.2 Selection of an appropriate reference loss A[ref]
   7.3 Development of a test plan
   7.4 Polarization dependence
   7.5 Calculation of the calibration results
   7.6 Using the calibration results
8 Loss calibration methods
   8.1 Loss calibration with fibre standard
   8.2 External source method
   8.3 Splice simulator method
   8.4 Power reduction method
9 Reflectance calibration
   9.1 Reflectance measurements
   9.2 Use of the backscatter parameter, K
   9.3 Range of reflectance measurement
   9.4 Development of a test plan
   9.5 Equipment
   9.6 Measurement procedure
10 Documentation
   10.1 Measurement data and uncertainties
   10.2 Test conditions
Annex A (normative) Recirculating delay line for distance
                    calibration
Annex B (normative) Optical fibre standard for loss calibration
Annex C (normative) Standard splice simulator for loss calibration
Annex D (informative) Mathematical basis
Annex E (normative) Reflectance standard
Annex F (normative) Simple version of reflectance standard
Annex G (informative) OTDR basis: Backscatter theory - Reflectance
                      measurements using an OTDR - Determination
                      of fibre backscatter parameter
Bibliography

Provides procedures for calibrating single-mode optical time domain reflectometers (OTDR). It only covers OTDR measurement errors and uncertainties. This standard does not cover correction of the OTDR response.

DevelopmentNote
Also numbered as BS EN 61746. (12/2001)
DocumentType
Standard
Pages
189
PublisherName
International Electrotechnical Committee
Status
Superseded
SupersededBy
Supersedes

Standards Relationship
NF EN 61746 : 2005 Identical
PN EN 61746 : 2007 Identical
BS EN 61746:2005 Identical
EN 61746:2005 Identical
DIN EN 61746:2005-10 Identical
NEN EN IEC 61746 : 2005 Identical
I.S. EN 61746:2005 Identical
CEI EN 61746 : 2006 Identical

BS EN 61280-4-1:2009 Fibre optic communication subsystem test procedures Installed cable plant. Multimode attenuation measurement
CEI EN 61744 : 2006 CALIBRATION OF FIBRE OPTIC CHROMATIC DISPERSION TEST SETS
EN 61280-4-1:2009 FIBRE OPTIC COMMUNICATION SUBSYSTEM TEST PROCEDURES - PART 4-1: INSTALLED CABLE PLANT - MULTIMODE ATTENUATION MEASUREMENT
03/316232 DC : DRAFT OCT 2003
BS ISO/IEC 14763-3 : 2006 INFORMATION TECHNOLOGY - IMPLEMENTATION AND OPERATION OF CUSTOMER PREMISES CABLING - PART 3: TESTING OF OPTICAL FIBRE CABLING
IEC 61280-4-1:2009 Fibre-optic communication subsystem test procedures - Part 4-1: Installed cable plant - Multimode attenuation measurement
CEI EN 61280-4-1 : 2011 FIBRE OPTIC COMMUNICATION SUBSYSTEM TEST PROCEDURES - PART 4-1: INSTALLED CABLE PLANT - MULTIMODE ATTENUATION MEASUREMENT
12/30266214 DC : 0 ISO/IEC CD 14763-3 - IMPLEMENTATION AND OPERATION OF CPC - PART 3: TESTING OF OPTICAL FIBRE CABLING (2ND EDITION)
10/30240050 DC : DRAFT DEC 2010 BS EN 61280-4-2 - FIBRE-OPTIC COMMUNICATION SUBSYSTEM TEST PROCEDURES - PART 4-2: INSTALLED CABLE PLANT - SINGLEMODE ATTENUATION AND OPTICAL RETURN LOSS MEASUREMENT
17/30331301 DC : 0 BS ISO/IEC 14763-3 AMENDMENT 1 - INFORMATION TECHNOLOGY - IMPLEMENTATION AND OPERATION OF CUSTOMER PREMISES CABLING - PART 3: TESTING OF OPTICAL FIBRE CABLING
BS EN 61744:2005 Calibration of fibre optic chromatic dispersion test sets
IEC 61744:2005 Calibration of fibre optic chromatic dispersion test sets
I.S. EN 61744:2006 CALIBRATION OF FIBRE OPTIC CHROMATIC DISPERSION TEST SETS
I.S. EN 61280-4-1:2009 FIBRE OPTIC COMMUNICATION SUBSYSTEM TEST PROCEDURES - PART 4-1: INSTALLED CABLE PLANT - MULTIMODE ATTENUATION MEASUREMENT
EN 61744:2005 Calibration of fibre optic chromatic dispersion test sets
NF EN 61280-4-1 : 2010 FIBRE OPTIC COMMUNICATION SUBSYSTEM TEST PROCEDURES - PART 4-1: INSTALLED CABLE PLANT - MULTIMODE ATTENUATION MEASUREMENT

IEC 60825-2:2004+AMD1:2006+AMD2:2010 CSV Safety of laser products - Part 2: Safety of optical fibre communication systems (OFCS)
IEC 60050-731:1991 International Electrotechnical Vocabulary (IEV) - Part 731: Optical fibre communication
IEC 61300-3-2:2009 Fibre optic interconnecting devices and passive components - Basic test and measurement procedures - Part 3-2: Examination and measurements - Polarization dependent loss in a single-mode fibre optic device
IEC 60794-1-2:2017 Optical fibre cables - Part 1-2: Generic specification - Basic optical cable test procedures - General guidance
IEC 60825-1:2014 Safety of laser products - Part 1: Equipment classification and requirements
IEC TR 61930:1998 Fibre optic graphical symbology
IEC 60793-1-40:2001 Optical fibres - Part 1-40: Measurement methods and test procedures - Attenuation
IEC TR 61931:1998 Fibre optic - Terminology
IEC 61300-3-6:2008 Fibre optic interconnecting devices and passive components - Basic test and measurement procedures - Part 3-6: Examinations and measurements - Return loss

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