EN 50378-3-2-2007 en Passive components to be used in optical fibre communication systems - Product specifications - Part 3-2 Type 4 8 channel CWDM module terminated on IEC 60793-.pdf

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1、BRITISH STANDARDBS EN 50378-3-2:2007Passive components to be used in optical fibre communication systems Product specifications Part 3-2: Type 4 / 8 channel CWDM module terminated on IEC 60793-2-50 category B1.1 and B1.3 single mode fibreThe European Standard EN 50378-3-2:2007 has the status of a Br

2、itish StandardICS 33.180.20g49g50g3g38g50g51g60g44g49g42g3g58g44g55g43g50g56g55g3g37g54g44g3g51g40g53g48g44g54g54g44g50g49g3g40g59g38g40g51g55g3g36g54g3g51g40g53g48g44g55g55g40g39g3g37g60g3g38g50g51g60g53g44g42g43g55g3g47g36g58BS EN 50378-3-2:2007This British Standard was published under the authori

3、ty of the Standards Policy and Strategy Committee on 28 September 2007 BSI 2007ISBN 978 0 580 57545 7National forewordThis British Standard is the UK implementation of EN 50378-3-2:2007.The UK participation in its preparation was entrusted by Technical Committee GEL/86, Fibre optics, to Subcommittee

4、 GEL/86/2, Fibre optic interconnecting devices and passive components.A list of organizations represented on this committee can be obtained on request to its secretary.This publication does not purport to include all the necessary provisions of a contract. Users are responsible for its correct appli

5、cation.Compliance with a British Standard cannot confer immunity from legal obligations.Amendments issued since publicationAmd. No. Date CommentsEUROPEAN STANDARD EN 50378-3-2 NORME EUROPENNE EUROPISCHE NORM August 2007 CENELEC European Committee for Electrotechnical Standardization Comit Europen de

6、 Normalisation Electrotechnique Europisches Komitee fr Elektrotechnische Normung Central Secretariat: rue de Stassart 35, B - 1050 Brussels 2007 CENELEC - All rights of exploitation in any form and by any means reserved worldwide for CENELEC members. Ref. No. EN 50378-3-2:2007 E ICS 33.180.20 Englis

7、h version Passive components to be used in optical fibre communication systems - Product specifications - Part 3-2: Type 4 / 8 channel CWDM module terminated on IEC 60793-2-50 category B1.1 and B1.3 single mode fibre Composants passifs destins tre utiliss dans des systmes de communication fibres opt

8、iques - Spcifications de produit - Partie 3-2: Modules CWDM type 4 / 8 canaux cbls sur fibres unimodales de catgories B1.1 et B1.3 de la CEI 60793-2-50 Passive Bauteile zur Verwendung in Lichtwellenleiter-Kommunikationssystemen - Produktnormen - Teil 3-2: Bauart 4-/8-Kanal-CWDM-Module zum Anschluss

9、an Einmodenfasern der Kategorien B1.1 und B1.3 nach IEC 60793-2-50 This European Standard was approved by CENELEC on 2007-06-01. CENELEC members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standard the status of a national sta

10、ndard without any alteration. Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the Central Secretariat or to any CENELEC member. This European Standard exists in three official versions (English, French, German). A version in any ot

11、her language made by translation under the responsibility of a CENELEC member into its own language and notified to the Central Secretariat has the same status as the official versions. CENELEC members are the national electrotechnical committees of Austria, Belgium, Bulgaria, Cyprus, the Czech Repu

12、blic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, the Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and the United Kingdom. EN 50378-3-2:2007 - 2 - Foreword This European

13、Standard was prepared by the Technical Committee CENELEC TC 86BXA, Fibre optic interconnect, passive and connectorised components. The text of the draft was submitted to the Unique Acceptance Procedure and was approved by CENELEC as EN 50378-3-2 on 2007-06-01. The following dates were fixed: - lates

14、t date by which the EN has to be implemented at national level by publication of an identical national standard or by endorsement (dop) 2008-06-01 - latest date by which the national standards conflicting with the EN have to be withdrawn (dow) 2010-06-01 _ - 3 - EN 50378-3-2:2007 Passive components

15、to be used in optical fibre communication systems - Product specifications Part 3-2: Type 4 / 8 channel CWDM module terminated on IEC 60793-2-50 category B1.1 and B1.3 single mode fibre Description Performance Application: For use in uncontrolled environment EN 61753-1 Category U Attenuation Mux/Dem

16、ux: 4 channel / 8 channel -35 dBm/nm Source stability: 2 m. Only the fundamental mode shall propagate at the CWDM module to be tested and at the detector. 1 Attenuation Mux/Demux: 4 channel: -35 dBm/nm Source stability: 2 m. Only the fundamental mode shall propagate at the module to be tested and at

17、 the detector. 2 0,5dB-bandwidth Centred at the operating wavelength): 15 nm For the attenuation measurement the worst case insertion loss values are noted for each channel. The peak in the spectral response inside the OWR of the selected channel is determined. Looking up and down from the peak wave

18、length, the wavelengths + and - are determined, where the filter transfer function drops below 0,5 dB for the first time. Pre-conditioning procedure: EN 50378-3-2:2007 - 12 - Table 2 - Optical performance requirements (continued) No. Test Requirement Details Method: EN 61300-3-7 Peak wavelength: The

19、 operating wavelength band. Source stability: -35 dBm/nm Detector linearity: Within 0,05 dB over the dynamic range to be measured. Launch fibre length: 2 m. Only the fundamental mode shall propagate at the CWDM module to be tested and at the detector. Directional coupler: 50/50 Type: Fused. Directiv

20、ity: 60 dB 3 Return Loss 45 dB Spectral width during the measurement is 10 nm. Every CWDM port is tested at the OWR of all channnels over a wavelength of: (1 260 1 625) nm for the universal grade or (1 460 1 625) nm for the SCL band grade Pre-conditioning procedure: Terminate non reflective all fibr

21、es which are not measured Method: EN 61300-3-5 Source type: Unpolarised light, spectral density -35 dBm/nm wavelength: The operating wavelength band Launch fibre length 2 m. 4 Adjacent and non-Adjacent channel Isolation : 4 + 8 Channel Mux / Demux: Every CWDM port is tested at the OWR of all channel

22、s over a wavelength of: (1 260 1 625) nm for the universal grade or (1 460 1 625) nm for the SCL band grade Adjacent 30 dB Non Adjacent 50 dB Pre-conditioning procedure: Terminate non reflective all fibres which are not measured Method: EN 61300-3-12; Peak wavelength: The operating wavelength band.

23、Source stability: -35 dBm/nm - 13 - EN 50378-3-2:2007 Table 2 - Optical performance requirements (continued) No. Test Requirement Details Method: IEC 61300-3-5 Source type: Unpolarised light, spectral density -35 dBm/nm Wavelength: The operating wavelength band Launch fibre length 2 m. 6 Directivity

24、 (Bi directional Near end cross talk) Minimum directivity 50 dB Only applicable to bi-directional CWDMs. The wavelengths used for the transmit direction are all different from the receive wavelengths. The directivity shall be determined as the worst case over all states of polarization. The measurem

25、ent shall be performed over the OWR of the chosen transmit port and shall be repeated for all transmit ports. Pre-conditioning procedure: Terminate non reflective all fibres which are not measured 7 Wavelength temperature sensitivity 30 dB - Non-adjacent channel isolation shall be: 50 dB - return lo

26、ss shall be: 45 dB During the test the : - change of attenuation shall be: 0,40 dB - 0,5 dB Bandwidth 15 nm - Wavelength temp. sensitivity shall be : 0,005 nm/C Recovery Procedure: 2 h at normal ambient conditions - 17 - EN 50378-3-2:2007 Table 4 - Environmental performance requirements (continued)

27、No. Test Requirement Details Method: EN 61300-2-46 High Temperature: + 55 C Low Temperature: + 25 C Duration of cycle: 24 h Specimen optically functioning: Yes Number of cycles: 6 Measurements required: Before, during and after the test. Pre-conditioning procedure: Clean plug and adaptor according t

28、o manufacturers instructions. 16 Damp heat cyclic Attenuation Initial and final attenuation for Mux and Demux shall be: 4 channels: 2,3 dB 8 channels: 3,9 dB Change in attenuation during the test: 0,4 dB Return loss: 45 dB Recovery procedure: 2 h at normal ambient conditions. Method: EN 61300-2-27Du

29、st Type: Talc Dust particle size: d 150 m Dust Concentration: 10,6 g/m3 0,7 g/m3Temperature: +35 C Relative Humidity: 30 % Duration of exposure: 10 min Specimen optically functioning: No Measurements required: Before and after the test. 17 Dust Attenuation Initial and final attenuation for Mux and D

30、emux shall be: 4 channels: 2,3 dB 8 channels: 3,9 dB Return loss: 45 dB Recovery procedure: 2 h at normal ambient conditions. Method: EN 61300-2-26Atmosphere: Salt solution 5% NaCl pH 6,5-7,2 Temperature: +35 C Duration of exposure: 96 h. Specimen optically functioning: No Measurements required: Bef

31、ore and after the test. 18 Salt mist Attenuation Initial and final attenuation for Mux and Demux shall be: 4 channels: 2,3 dB 8 channels: 3,9 dB Return loss: 45 dB Recovery procedure: 2 h at normal ambient conditions. EN 50378-3-2:2007 - 18 - Annex A (normative) Sample size and product sourcing requ

32、irements No. Test Sample size Source n/a Dimensional 4 New 1 Attenuation 4 New 2 0,5 dB-bandwidth 4 1 3 Return loss 4 2 4 Adjacent and non-adjacent channel Isolation 4 3 5 PDL 4 4 6 Directivity (bi directional near end crosstalk) 4 5 7 Wavelength temperature sensitivity 4 6 8 Vibration (sinusoidal)

33、4 9 Fibre/cable retention 4 10 Impact 4 11 Static side load 4 12 Torsion 4 13 Cold 4 14 Dry heat 4 15 Change of temperature 4 16 Damp heat cyclic 4 17 Dust 4 18 Salt mist 4 The above tests are intended to be performed individually on product source as defined although product from a previous test ma

34、y be used if desired. Tests 1 to 7 must be performed on all samples used for Tests 8 to 18. - 19 - EN 50378-3-2:2007 Annex B (informative) ITU-T centre wavelengths G 694.2 1 270, 1 290, 1 310, 1 330, 1 350, 1 370, 1 390, 1 410, 1 430, 1 450, 1 470, 1 490, 1 510, 1 530, 1 550, 1 570, 1 590, 1 610 EN

35、50378-3-2:2007 - 20 - Annex C (informative) Optical parameters and definitions Loss (in dB)Center wavelengths (in nm)iMaximuminsertion lossi+2i+1i-1i-20Adjacent channel IsolationPassbandNon-adjacentchannel IsolationBandwidthat 0.5 dB0.5 dBLoss (in dB)Loss (in dB)Figure C.1 - Passband, isolation, ins

36、ertion loss, ripple and center wavelength C.1 operating passband specified range of wavelengths around operating center wavelength C.2 insertion loss maximum optical loss measured over operating passband C.3 adjacent channel isolation dB difference of maximum insertion loss in passband and minimum l

37、oss over wavelength ranges of the adjacent passbands C.4 non-adjacent channel isolation dB difference of maximum insertion loss in passband and minimum loss over wavelength ranges of the non-adjacent passbands C.5 ripple maximum peak to peak variation of the insertion loss over the passband - 21 - E

38、N 50378-3-2:2007 Bibliography EN 60793-2-50 Optical fibres - Part 2-50: Product specifications - Sectional specification for class B single-mode fibres (IEC 60793-2-50) EN 60794-2 Optical fibre cables - Part 2: Indoor cables - Sectional specification (IEC 60794-2) EN 61300-2-1 Fibre optic interconne

39、cting devices and passive components - Basic test and measurement procedures - Part 2-1: Tests - Vibration (sinusoidal) (IEC 61300-2-1) EN 61300-2-2 Fibre optic interconnecting devices and passive components - Basic test and measurement procedures - Part 2-2: Tests Mating durability (IEC 61300-2-2)

40、EN 61300-2-4 Fibre optic interconnecting devices and passive components - Basic test and measurement procedures - Part 2-4: Tests Fibre/cable retention (IEC 61300-2-4) EN 61300-2-5 Fibre optic interconnecting devices and passive components - Basic test and measurement procedures - Part 2-5: Tests To

41、rsion/twist (IEC 61300-2-5) EN 61300-2-6 Fibre optic interconnecting devices and passive components - Basic test and measurement procedures - Part 2-6: Tests Tensile strength of coupling mechanism (IEC 61300-2-6) EN 61300-2-7 Fibre optic interconnecting devices and passive components - Basic test an

42、d measurement procedures - Part 2-7: Tests Bending moment (IEC 61300-2-7) EN 61300-2-12 Fibre optic interconnecting devices and passive components - Basic test and measurement procedures - Part 2-12: Tests Impact (IEC 61300-2-12) EN 61300-2-17 Fibre optic interconnecting devices and passive componen

43、ts - Basic test and measurement procedures - Part 2-17: Tests Cold (IEC 61300-2-17) EN 61300-2-18 Fibre optic interconnecting devices and passive components - Basic test and measurement procedures - Part 2-18: Tests Dry heat High temperature endurance (IEC 61300-2-18) EN 61300-2-19 Fibre optic inter

44、connecting devices and passive components - Basic test and measurement procedures - Part 2-19: Tests Damp heat (steady state) (IEC 61300-2-19) EN 61300-2-22 Fibre optic interconnecting devices and passive components - Basic test and measurement procedures - Part 2-22: Tests Change of temperature (IE

45、C 61300-2-22) EN 61300-2-26 Fibre optic interconnecting devices and passive components - Basic test and measurement procedures - Part 2-26: Tests Salt mist (IEC 61300-2-26) EN 61300-2-27 Fibre optic interconnecting devices and passive components - Basic test and measurement procedures - Part 2-27: T

46、ests Dust - Laminar flow (IEC 61300-2-27) EN 61300-2-42 Fibre optic interconnecting devices and passive components - Basic test and measurement procedures - Part 2-42: Tests Static side load for connectors (IEC 61300-2-42) EN 61300-2-46 Fibre optic interconnecting devices and passive components - Ba

47、sic test and measurement procedures - Part 2-46: Tests Damp heat (cyclic) (IEC 61300-2-46) EN 50378-3-2:2007 - 22 - EN 61300-3-4 Fibre optic interconnecting devices and passive components - Basic test and measurement procedures - Part 3-4: Examinations and measurements Attenuation (IEC 61300-3-4) EN

48、 61300-3-6 Fibre optic interconnecting devices and passive components - Basic test and measurement procedures - Part 3-6: Examinations and measurements Return loss (IEC 61300-3-6) EN 61300-3-10 Fibre optic interconnecting devices and passive components - Basic test and measurement procedures - Part

49、3-10: Examinations and measurements Gauge retention force (IEC 61300-3-10) EN 61300-3-34 Fibre optic interconnecting devices and passive components - Basic test and measurement procedures - Part 3-34: Examinations and measurements Attenuation of random mated connectors (IEC 61300-3-34) EN 186000-1 Generic Specification: Connector sets for optical fibres and cables - Part 1: Requirements, test methods and qualification approval procedures blankBS EN 50378-3-2:2007BSI389 Chiswick H