Exfo FTB-5600 Distributed PMD Analyzer Manuale Utente Pagina 1

User GuideDistributed PMD Analyzer for FTB-500FTB-5600

Introducing the FTB-5600 Distributed PMD Analyzer4 FTB-5600Frequently Used TermsPMD scale Sets the best scale to measure a PMD of this value. PMD sect

Managing Results94 FTB-5600Generating Reports2. In the Report Preview window, select what you want to do:³ Press Save to store the file. A standard Sa

Distributed PMD Analyzer 956 MaintenanceTo help ensure long, trouble-free operation:³ Always inspect fiber-optic connectors before using them and clea

Maintenance96 FTB-5600Cleaning EUI ConnectorsCleaning EUI ConnectorsRegular cleaning of EUI connectors will help maintain optimum performance. There i

MaintenanceDistributed PMD Analyzer 97Cleaning EUI Connectors5. Repeat steps 3 to 4 with a dry cleaning tip.Note: Make sure you don’t touch the soft e

Maintenance98 FTB-5600Recalibrating the UnitRecalibrating the UnitManufacturing and service center calibrations are based on the ISO/IEC 17025 Standar

MaintenanceDistributed PMD Analyzer 99Recycling and Disposal (Applies to European Union Only)Recycling and Disposal (Applies to European Union Only)³

Distributed PMD Analyzer 1017 TroubleshootingShould you have problems with your unit, you can try the following:Obtaining Online HelpAn online version

Troubleshooting102 FTB-5600Contacting the Technical Support GroupContacting the Technical Support GroupTo obtain after-sales service or technical supp

TroubleshootingDistributed PMD Analyzer 103TransportationYou may also be requested to provide software and module version numbers. This information, a

Introducing the FTB-5600 Distributed PMD AnalyzerDistributed PMD Analyzer 5ConventionsConventionsBefore using the product described in this manual, yo

Distributed PMD Analyzer 1058 WarrantyGeneral InformationEXFO Electro-Optical Engineering Inc. (EXFO) warrants this equipment against defects in mater

Warranty106 FTB-5600LiabilityLiabilityEXFO shall not be liable for damages resulting from the use of the product, nor shall be responsible for any fai

WarrantyDistributed PMD Analyzer 107ExclusionsExclusionsEXFO reserves the right to make changes in the design or construction of any of its products a

Warranty108 FTB-5600Service and RepairsService and RepairsEXFO commits to providing product service and repair for five years following the date of pu

WarrantyDistributed PMD Analyzer 109EXFO Service Centers WorldwideEXFO Service Centers WorldwideIf your product requires servicing, contact your neare

Distributed PMD Analyzer 111A Technical SpecificationsIMPORTANTThe following technical specifications can change without notice. The information prese

Distributed PMD Analyzer 113B Distributed Cumulative PMD Measurement TheoryThe FTB-5600 is a Distributed PMD Analyzer that uses a random-scrambling tu

Distributed Cumulative PMD Measurement Theory114 FTB-5600The typical OTDR pulse length used for the RS-POTDR is of 100 ns or 50 ns. A low-PMD lead fi

Distributed Cumulative PMD Measurement TheoryDistributed PMD Analyzer 115cumulative PMD from 0 to zn is determined by multiplying the roundtrip-PMD by

Distributed Cumulative PMD Measurement Theory116 FTB-5600For very small values of PMD·δν, the ms-difference ΔTms(zn) is proportional to (PMD·δν)2. Hen

Distributed PMD Analyzer 117CAcquisition DataThe purpose of the acquisition data is to build a PMD cumulative curve. This curve is build from OTDR tra

Acquisition Data118 FTB-5600In the FTB-5600, P-OTDR traces are acquired in pairs for two closely-spaced optical frequencies, νk±½δν with the same I/O-

Acquisition DataDistributed PMD Analyzer 119To measure the PMD, you need to take the frequency step according to the PMD value. The reason is that the

Acquisition Data120 FTB-5600The FTB-5600 takes care of this issue: it automatically computes all of the sampling steps required between the span provi

Distributed PMD Analyzer 121D Optimizing MeasurementsFirstly the FTB-5600 measures the cumulative PMD as a function of distance. According to the squa

Optimizing Measurements122 FTB-5600Use a Larger Number of SOPs and WavelengthsUse a Larger Number of SOPs and WavelengthsThis will ensure that the ins

Optimizing MeasurementsDistributed PMD Analyzer 123Perform Two-Sided MeasurementsPerform Two-Sided MeasurementsTo make two-sided measurements bring tw

Distributed PMD Analyzer 72 Safety InformationYour instrument is a Class 1 laser product in compliance with standards IEC60825-1: 2001, 2007 and 21CFR

Optimizing Measurements124 FTB-5600Select an Optimized PMD Scale for the AcquisitionSelect an Optimized PMD Scale for the AcquisitionUsing an appropri

Optimizing MeasurementsDistributed PMD Analyzer 125Use an Appropriate Residual PMD for the AcquisitionUse an Appropriate Residual PMD for the Acquisit

Optimizing Measurements126 FTB-5600Use an Appropriate Residual PMD for the AcquisitionThe figure below shows an example of a link having a low PMD mea

Optimizing MeasurementsDistributed PMD Analyzer 127Use an Optimized Number of AveragingsUse an Optimized Number of AveragingsThe number of averagings

Optimizing Measurements128 FTB-5600Use an Appropriate OTDR Pulse LengthUse an Appropriate OTDR Pulse LengthA recommended pulse length of 100 ns should

Optimizing MeasurementsDistributed PMD Analyzer 129Use an Appropriate Spatial Smoothing Filter ValueUse an Appropriate Spatial Smoothing Filter ValueT

Optimizing Measurements130 FTB-5600Use an Appropriate Spatial Smoothing Filter Value³ A median filter provides the medium of a group of points. The me

Optimizing MeasurementsDistributed PMD Analyzer 131Use an Appropriate Spatial Smoothing Filter ValueIn the case of the large step, the median curve ju

Optimizing Measurements132 FTB-5600Use an Appropriate Spatial Smoothing Filter ValueBelow is an example of applying different filter values to a same

Optimizing MeasurementsDistributed PMD Analyzer 133Use an Appropriate Spatial Smoothing Filter ValueIf a 2000-m filter is applied to the curve, you ca

Optimizing Measurements134 FTB-5600Use a Receive FiberIf you use a filter value that is too high, in the case below, 8000 m, you can notice that there

IndexDistributed PMD Analyzer 135IndexAAbout function tab ... 103accuracy, measurement...

Index136 FTB-5600Iidentification label ... 102inserting a module ... 9Llabel, id

IndexDistributed PMD Analyzer 137smoothing filter ... 129software. see applicationSOPs, number...

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Distributed PMD Analyzer 93 Getting Started with your FTB-5600Inserting and Removing Test ModulesTo insert a module into the FTB-500:1. Exit ToolBox a

Getting Started with your FTB-560010 FTB-5600Inserting and Removing Test Modules3. Take the module and place it so that the connector pins are at the

Getting Started with your FTB-5600Distributed PMD Analyzer 11Inserting and Removing Test Modules7. While applying slight pressure to the module, turn

Getting Started with your FTB-560012 FTB-5600Inserting and Removing Test ModulesTo remove a module from the FTB-500:1. Exit ToolBox and turn off your

Getting Started with your FTB-5600Distributed PMD Analyzer 13Inserting and Removing Test Modules5. Hold the module by its sides or by the handle (NOT

ii FTB-5600Copyright © 2009 EXFO Electro-Optical Engineering Inc. All rights reserved. No part of this publication may be reproduced, stored in a retr

Getting Started with your FTB-560014 FTB-5600Starting the Distributed PMD Analyzer ApplicationStarting the Distributed PMD Analyzer ApplicationYour FT

Getting Started with your FTB-5600Distributed PMD Analyzer 15Starting the Distributed PMD Analyzer ApplicationThe main window (shown below) contains a

Getting Started with your FTB-560016 FTB-5600Exiting the ApplicationStatus BarThe status bar, located at the bottom of the main window, identifies the

Distributed PMD Analyzer 174 Setting up and Operating your Distributed PMD AnalyzerIMPORTANTIn order to use the FTB-5600 to its most optimised level,

Setting up and Operating your Distributed PMD Analyzer18 FTB-5600Cleaning and Connecting Optical FibersCleaning and Connecting Optical FibersTo connec

Setting up and Operating your Distributed PMD AnalyzerDistributed PMD Analyzer 19Cleaning and Connecting Optical Fibers3. Carefully align the connecto

Setting up and Operating your Distributed PMD Analyzer20 FTB-5600Installing the EXFO Universal Interface (EUI)Installing the EXFO Universal Interface

Setting up and Operating your Distributed PMD AnalyzerDistributed PMD Analyzer 21Setting up General Acquisition ParametersSetting up General Acquisiti

Setting up and Operating your Distributed PMD Analyzer22 FTB-5600Setting up General Acquisition Parameters2. Select the General tab.3. Modify the para

Setting up and Operating your Distributed PMD AnalyzerDistributed PMD Analyzer 23Setting up the Graph DisplaySetting up the Graph DisplayThe graph dis

ContentsDistributed PMD Analyzer iiiContentsCertification Information ...

Setting up and Operating your Distributed PMD Analyzer24 FTB-5600Setting up the Graph Display2. Select the Display tab.3. Modify the parameters as des

Setting up and Operating your Distributed PMD AnalyzerDistributed PMD Analyzer 25Setting up Storage OptionsSetting up Storage OptionsThe FTB-5600 will

Setting up and Operating your Distributed PMD Analyzer26 FTB-5600Setting up Storage OptionsTo set up the storage options:1. From the main window, sele

Setting up and Operating your Distributed PMD AnalyzerDistributed PMD Analyzer 27Setting up Storage Options3. Under Storage setup, enter the paths for

Setting up and Operating your Distributed PMD Analyzer28 FTB-5600Setting up Storage Options5. If desired, activate the autonaming feature. If you want

Setting up and Operating your Distributed PMD AnalyzerDistributed PMD Analyzer 29Displaying PMD-Related Columns in the Main WindowDisplaying PMD-Relat

Setting up and Operating your Distributed PMD Analyzer30 FTB-5600Displaying PMD-Related Columns in the Main Window2. Select the Display tab.3. Under P

Setting up and Operating your Distributed PMD AnalyzerDistributed PMD Analyzer 31Setting up Cable InformationSetting up Cable InformationThe cable inf

Setting up and Operating your Distributed PMD Analyzer32 FTB-5600Setting up Cable Information2. Select the Cable Information tab.3. Enter the informat

Setting up and Operating your Distributed PMD AnalyzerDistributed PMD Analyzer 33Performing an AcquisitionPerforming an AcquisitionYou can perform the

Contentsiv FTB-56006 Maintenance ...95Cleaning EUI Connec

Setting up and Operating your Distributed PMD Analyzer34 FTB-5600Performing an AcquisitionThe FTB-5600 does a series of actions in taking a measuremen

Setting up and Operating your Distributed PMD AnalyzerDistributed PMD Analyzer 35Performing an AcquisitionPerforming a Quick Check AcquisitionThe main

Setting up and Operating your Distributed PMD Analyzer36 FTB-5600Performing an AcquisitionTo perform a Quick Check acquisition:1. From the main window

Setting up and Operating your Distributed PMD AnalyzerDistributed PMD Analyzer 37Performing an Acquisition2. Set the distance range, in kilometers, fr

Setting up and Operating your Distributed PMD Analyzer38 FTB-5600Performing an AcquisitionThe sensitivity of the measurement allows you to increase th

Setting up and Operating your Distributed PMD AnalyzerDistributed PMD Analyzer 39Performing an AcquisitionTo perform a standard acquisition:1. From th

Setting up and Operating your Distributed PMD Analyzer40 FTB-5600Performing an Acquisition3. Set the sensitivity of the measurement by selecting a val

Setting up and Operating your Distributed PMD AnalyzerDistributed PMD Analyzer 41Performing an AcquisitionPerforming an Advanced AcquisitionThe advanc

Setting up and Operating your Distributed PMD Analyzer42 FTB-5600Performing an Acquisition³ The sensitivity parameter sets the electronic APD gain. Yo

Setting up and Operating your Distributed PMD AnalyzerDistributed PMD Analyzer 43Performing an AcquisitionFor rough measurements in links with high PM

Certification InformationDistributed PMD Analyzer vCertification InformationF.C.C. InformationElectronic test equipment is exempt from Part 15 complia

Setting up and Operating your Distributed PMD Analyzer44 FTB-5600Performing an Acquisition2. Set the wavelength span for your test. The default range

Setting up and Operating your Distributed PMD AnalyzerDistributed PMD Analyzer 45Performing an Acquisition4. Under Advanced, select the number of SOPS

Setting up and Operating your Distributed PMD Analyzer46 FTB-5600Performing an Acquisition7. Select the pulse width, in ns8. Select the sensitivity le

Setting up and Operating your Distributed PMD AnalyzerDistributed PMD Analyzer 47Using the Bidirectional File Creator9. Select the appropriate PMD res

Setting up and Operating your Distributed PMD Analyzer48 FTB-5600Using the Bidirectional File CreatorTo create a bidirectional file:1. From Windows, s

Setting up and Operating your Distributed PMD AnalyzerDistributed PMD Analyzer 49Using the Bidirectional File Creator3. Select the trace file you want

Setting up and Operating your Distributed PMD Analyzer50 FTB-5600Using the Bidirectional File Creator4. If the two traces do not allow the automatic c

Setting up and Operating your Distributed PMD AnalyzerDistributed PMD Analyzer 51Using the Bidirectional File Creator5. If you want to specify an esti

Setting up and Operating your Distributed PMD Analyzer52 FTB-5600Using the Bidirectional File CreatorThe resulting traces appear on-screen once the ap

Setting up and Operating your Distributed PMD AnalyzerDistributed PMD Analyzer 53Using the Bidirectional File CreatorTo save the created bidirectional

Certification Informationvi FTB-5600 Application of Council Directive(s): 2006/95/EC - The Low Voltage Directive 2004/108/EC - The EMC Directive

Setting up and Operating your Distributed PMD Analyzer54 FTB-5600Using the Bidirectional File CreatorTo open the created trace in the P-OTDR applicati

Distributed PMD Analyzer 555 Managing ResultsOnce the acquisition is complete, you can see data appear on-screen.You can perform result analyses direc

Managing Results56 FTB-5600To access the offline application:1. From ToolBox, select the Applications tab.Note: Depending on which applications are in

Managing ResultsDistributed PMD Analyzer 57Opening an Existing FileOpening an Existing FileIf you are working with the offline mode of the application

Managing Results58 FTB-5600Opening an Existing File2. Select the file you want to open. If you want the file to open in read-only mode, select the cor

Managing ResultsDistributed PMD Analyzer 59Saving a FileSaving a FileFiles can be saved either using the autonaming scheme or using a personalized nam

Managing Results60 FTB-5600Saving a FileTo save a file using the autonaming scheme:From the main window, press Save.

Managing ResultsDistributed PMD Analyzer 61Saving a FileTo save a file using a personalized name:1. From the main window, press Save As.2. Enter a nam

Managing Results62 FTB-5600Using Zoom ControlsUsing Zoom ControlsUse the zoom controls to change the scale of the trace display.Note: You cannot move

Managing ResultsDistributed PMD Analyzer 63Section Event TableSection Event TableAfter the acquisition is complete, you can see that a trace and a cur

Distributed PMD Analyzer 11 Introducing the FTB-5600 Distributed PMD AnalyzerThe FTB-5600 is composed of an OTDR, a tunable laser source and a polariz

Managing Results64 FTB-5600Section Event TableThe PMD section value provides the PMD of a particular section over the link. The section's PMD val

Managing ResultsDistributed PMD Analyzer 65Section StatusThe percentage value of the first section is :The percentage value of the second section is :

Managing Results66 FTB-5600Section StatusStatus In PMD column In Status column SuggestionValid The PMD value is shownThe section is validUnder Range (

Managing ResultsDistributed PMD Analyzer 67Section StatusHigh Depolarization (HiDep)The first or last point in the section shows a high intrinsic pola

Managing Results68 FTB-5600Section StatusUnstable Link (Unst)The first or last point in the section shows strong polarization unstability.The section

Managing ResultsDistributed PMD Analyzer 69Positioning Markers on the DisplayPositioning Markers on the DisplayCorrectly positioning the cursors is a

Managing Results70 FTB-5600Editing SectionsEditing SectionsOnce your acquisition is complete the FTB-5600 built its own PMD section table based on the

Managing ResultsDistributed PMD Analyzer 71Editing SectionsTrace after treatment

Managing Results72 FTB-5600Editing SectionsSplitting Fiber SectionsSplitting sections can allow you to define a new segment by separating an existing

Managing ResultsDistributed PMD Analyzer 73Editing Sections2. Select the section you want to edit by pressing on it once.3. Press Split.

Introducing the FTB-5600 Distributed PMD Analyzer2 FTB-5600Basic Distributed PMD Analyzer OperationBasic Distributed PMD Analyzer OperationYou can mak

Managing Results74 FTB-5600Editing Sections4. Move the cursor using the arrow buttons to the desired location where you want to split the segment. You

Managing ResultsDistributed PMD Analyzer 75Editing SectionsMerging Fiber SectionsMerging fiber sections can be useful for removing irrelevant events.

Managing Results76 FTB-5600Editing Sections3. Press Merge with Previous.The selected section is merged with the one above it, and you can see the resu

Managing ResultsDistributed PMD Analyzer 77Editing SectionsEditing Section LengthEditing the section length can allow you to include part of another s

Managing Results78 FTB-5600Editing Sections3. Press Edit Length.4. Use the arrow buttons to move the right end of the segment to its new location. You

Managing ResultsDistributed PMD Analyzer 79Editing SectionsAdding Comments to SegmentsYou can add comments to each fiber section to include important

Managing Results80 FTB-5600Editing Sections3. Press Edit Comments.4. Type in the comment you want to add, then press Apply to keep the comment, or Can

Managing ResultsDistributed PMD Analyzer 81Using Markers to Measure PMD Differences (Delta PMD Tab)Using Markers to Measure PMD Differences (Delta PMD

Managing Results82 FTB-5600Using Markers to Measure PMD Differences (Delta PMD Tab)To move the markers:1. Select the Δ PMD tab.2. Select which cursor

Managing ResultsDistributed PMD Analyzer 83Estimating ResultsEstimating ResultsYou can manage the fiber sections as desired to obtain a better charact

Introducing the FTB-5600 Distributed PMD AnalyzerDistributed PMD Analyzer 3Frequently Used TermsFrequently Used TermsSome specific terms are used freq

Managing Results84 FTB-5600Estimating ResultsTo work with the PMD estimation table:1. From the main window, select the Estimation tab.2. Select the ro

Managing ResultsDistributed PMD Analyzer 85Viewing Trace InformationViewing Trace InformationOnce your acquisition is complete, you can view the detai

Managing Results86 FTB-5600Viewing Trace InformationTo view the trace information:From the main window, select the Trace Info. tab.

Managing ResultsDistributed PMD Analyzer 87Viewing Trace InformationIf you are viewing the trace information for a bidirectional trace file you have c

Managing Results88 FTB-5600Viewing Trace InformationTo change the cable and job information:1. From the main window, select the Trace Info. tab.2. Pre

Managing ResultsDistributed PMD Analyzer 89Viewing Trace Information4. Enter information as desired. If you have already entered some information in t

Managing Results90 FTB-5600Viewing Trace Information3. Select the Analysis tab.4. Press Reanalyze.5. Press Close to return to the application.

Managing ResultsDistributed PMD Analyzer 91Viewing Trace InformationTo change the spatial smoothing filter:1. From the main window, select the Trace I

Managing Results92 FTB-5600Viewing Trace Information4. Change the filter value to the desired value in the list.5. Press Apply to use this new value,

Managing ResultsDistributed PMD Analyzer 93Generating ReportsGenerating ReportsOnce your trace is cleaned up and that your measurements are optimized,