Fluke OF-500-01 OptiFiber Technical Reference Handbook Download Page 13

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Contents

Copying Settings with LinkWare ........................................................................... 12-5
Copying Settings with a Memory Card ................................................................. 12-5

If Something Seems Wrong ............................................................................................ 12-7
Options and Accessories .................................................................................................. 12-7
Specifications ................................................................................................................... 12-10

Summary of Contents for OF-500-01 OptiFiber

Page 1: ...September 2002 Rev 7 10 10 2002 2010 Fluke Corporation All rights reserved All product names are trademarks of their respective companies OF 500 OptiFiber Certifying OTDR Technical Reference Handbook...

Page 2: ...r or replacement of a defective product which is returned to a Fluke Networks authorized service center within the warranty period To obtain warranty service contact your nearest Fluke Networks author...

Page 3: ...ley and its contributors 4 Neither the name of the University nor the names of its contributors may be used to endorse or promote products derived from this software without specific prior written per...

Page 4: ......

Page 5: ...works 1 3 Unpacking 1 3 Model OF 500 01 1 3 Model OF 500 02 1 4 Model OF 500 03 1 4 Model OF 500 10 1 5 Model OF 500 13 1 5 Model OF 500 15 1 6 Model OF 500 35 1 6 Model OF 500 45 1 7 Powering the Tes...

Page 6: ...Keyboard 1 22 Setting User Preferences 1 24 Changing the Date Time and Numeric Formats 1 24 Changing the Length Units 1 24 Enabling or Disabling the Save Warning 1 24 Adjusting the Display Brightness...

Page 7: ...a List of Sequential Fiber IDs 2 10 Step 2 Setting Up a Job Folder 2 11 Step 3 Entering the Operator Name 2 11 Step 4 Identifying the Cabling Ends 2 11 Step 5 Setting the Save Warning 2 11 Tutorial Ru...

Page 8: ...ement Feature 2 22 Creating a List of Sequential IDs 2 23 About ANSI TIA EIA 606 A Fiber IDs 2 24 Horizontal Link Identifier 2 24 Backbone Cable Identifier 2 24 Campus Cable Identifier 2 24 Using Down...

Page 9: ...oming the Trace 3 27 Reading the Event Table 3 28 Event Types 3 30 Sorting Events 3 36 OTDR DETAILS Screens 3 37 Warning Messages 3 37 Attenuation Coefficient 3 37 ORL Optical Return Loss 3 37 Segment...

Page 10: ...f Features 7 1 About Smart Remotes 7 1 Changing the Connector Adapter 7 2 Cleaning the Loss Length Connectors 7 4 Cleaning the Loss Length OUTPUT Connector 7 4 Cleaning the Loss Length and Power Meter...

Page 11: ...Mode Test Results 7 34 Bi Directional Testing 7 36 Bi Directional Testing in Smart Remote or Loopback Mode 7 36 Bi Directional Testing in Far End Source Mode 7 36 Diagnosing Loss Length Test Failures...

Page 12: ...Card Folders 10 8 Changing or Creating Folders 10 8 Deleting Folders 10 8 Viewing Folders on a PC 10 9 Chapter 11 Creating Custom Fiber Types and Test Limits Creating Custom Fiber Types 11 1 Creating...

Page 13: ...10 OTDR Specifications for OFTM 561xB Multimode Modules 12 11 OTDR Specifications for OFTM 573x Singlemode Modules 12 14 Power Meter Specifications 12 18 Loss Length Specifications 12 20 Visual Fault...

Page 14: ...obe Specifications 12 28 Regulatory Information 12 29 Appendix A Test Method Reference Table Appendix B Loss Test Methods Introduction B 1 1 Jumper Method B 2 2 Jumper Method B 4 3 Jumper Method B 6 M...

Page 15: ...2 1 Using the Text Editing Screen 2 12 2 2 Typical OTDR Connections and Trace Features 2 15 2 3 Smart Remote Mode Reference Connections 2 19 2 4 Smart Remote Mode Test Connections 2 21 3 1 Cleaning t...

Page 16: ...nt for ChannelMap Tests 4 2 4 2 ChannelMap Test Connections 4 3 4 3 ChannelMap Diagram Features 4 4 5 1 Equipment for FaultMap Tests 5 2 5 2 FaultMap Test Connections 5 3 5 3 FaultMap Diagram Features...

Page 17: ...7 16 Equipment for Using FindFiber in Loopback Mode 7 42 7 17 Using FindFiber in Loopback Mode 7 43 8 1 Equipment for Using the Visual Fault Locator 8 2 8 2 Using the Visual Fault Locator 8 4 9 1 Equi...

Page 18: ...OF 500 OptiFiber Certifying OTDR Technical Reference Handbook xiv...

Page 19: ...5 3 6 Diagnosing OTDR Test Failures 3 50 3 7 Diagnosing Faults on OTDR Traces 3 52 6 1 Getting a Good FiberInspector Image 6 7 7 1 Loss Length Test Settings 7 5 7 2 Typical Reference Values 7 11 7 3 T...

Page 20: ...art Remote Mode 7 40 10 1 Memory Status Screen Features 10 4 10 2 Record Viewing and Management Functions 10 6 11 1 Fiber Property Settings 11 3 11 2 Custom Limit Settings for OTDR Tests 11 6 11 3 Cus...

Page 21: ...timode fiber and up to 60 km for singlemode fiber The tester offers the following features Automated OTDR trace and event analysis help you identify and locate faults on multimode 850 nm and 1300 nm 5...

Page 22: ...ity test reports The LinkWare Stats option generates browsable graphical reports of cable test statistics Registration Registering your product with Fluke Networks gives you access to valuable informa...

Page 23: ...ore 65 6799 5566 Taiwan 886 2 227 83199 USA 1 800 283 5853 Visit our website for a complete list of phone numbers Unpacking The OF 500 OptiFiber packages come with the accessories listed below If some...

Page 24: ...ndrels for 62 5 125 m fiber with 3 mm jackets Protective carrying case for tester Carrying strap Memory card USB cable for PC communications AC adapter Users Manual Product Manuals CD LinkWare Softwar...

Page 25: ...ard reader USB cable for PC communications AC adapter Users Manual Product Manuals CD LinkWare Software CD Model OF 500 13 OF 500 OptiFiber tester with battery pack OFTM 5732 singlemode OTDR module wi...

Page 26: ...USB memory card reader USB cable for PC communications Mini B USB cable for OptiFiber Smart Remote Two AC adapters OptiFiber Users Manual OptiFiber Product Manuals CD Smart Remote Users Manual Smart R...

Page 27: ...ctor Video Probe 250X 400X with adapter tip kit 62 5 125 m multimode launch fiber gray zipper 100 m SC SC 50 125 m multimode launch fiber aqua zipper 100 m SC SC 9 125 m singlemode launch fiber yellow...

Page 28: ...attery typically takes about 4 hours to fully charge when the tester is turned off Notes You do not need to fully discharge the battery before recharging it The battery will not charge if its temperat...

Page 29: ...Getting Acquainted Powering the Tester 1 9 1 ajt20f eps Figure 1 1 Battery Pack Feature...

Page 30: ...Software in Chapter 11 for details Removing and Installing the Module The tester s capabilities depend on which test module is installed Figure 1 2 shows how to remove the module WCaution To avoid co...

Page 31: ...Getting Acquainted Verifying Operation 1 11 1 ajt56f eps Figure 1 2 Removing the Module...

Page 32: ...E D M G F C OF 500 OptiFiber Certifying OTDR Technical Reference Handbook 1 12 Basic Features The following sections describe the tester s basic features and introduce the tester s menu system Front P...

Page 33: ...the currently selected fiber test The test that will run is shown in the upper left corner of the display To change the test press A Change Test from the HOME screen or select a test from the FUNCTIO...

Page 34: ...ertifying OTDR Technical Reference Handbook 1 14 Side and Top Panel Features Figure 1 4 describes the tester s connectors and other features on the side and top panels ajt14f eps Figure 1 4 Side and T...

Page 35: ...tion for details on using the serial port G Slot for the removable memory card The LED lights when the tester is writing to or reading from the memory card H Multimode MM or singlemode SM label for th...

Page 36: ...The HOME Screen The HOME screen shows important test and job settings you might need to change to configure the tester for your needs Figure 1 5 describes a typical home screen ajt13f eps Figure 1 5 H...

Page 37: ...can press C Unsaved Result to see the test s results H Press A Change Test to switch test modes See K I Action prompts For most screens this area prompts you on what keys to press J Important test and...

Page 38: ...DR Technical Reference Handbook 1 18 Using the Setup Menus To access the tester s settings press S Figure 1 18 introduces the SETUP menus To copy settings between testers see page 12 5 ajt17f eps Figu...

Page 39: ...lets you select the type of fiber cable you will test and define some cable characteristics for loss length tests You can also change the index of refraction if you do not want to use the default val...

Page 40: ...t version The module information includes the date the module last received calibration at a Fluke Networks service center The tester requires a traceable calibration at a Fluke Networks service cente...

Page 41: ...y status See Chapter 9 for details about the tester s memory features Using the Memory Card Figure 1 22 shows how to insert and remove a memory card You can use MultiMediaCard MMC or Secure Digital SD...

Page 42: ...n on the internal memory Using an External Keyboard The keyboard jack on the right side of the tester accepts a 6 pin mini DIN PS 2 plug The tester accepts only the characters available on its text ed...

Page 43: ...c F1 F2 F3 F4 F5 F6 F7 F8 F9 F10 F11 F12 SETUP VIEW RECORDS FIBER INSPECTOR F1 F2 F3 F4 F5 Esc F1 F2 F3 F4 F5 F6 F7 F8 F9 F10 F11 F12 Enter PgUp PgDn Home End 1 2 3 4 5 6 7 8 9 0 Q W E R T Y U I O P A...

Page 44: ...T then press t 7 Use L to highlight the desired format then press t Changing the Length Units 1 Press S then press E to select the System tab 2 Use L to highlight LENGTH UNITS then press t 3 Use L to...

Page 45: ...ts the timer If the timer is disabled the screen dims after 30 minutes of inactivity to help conserve battery power Note The power down timer is inactive when the ac adapter is connected or when the U...

Page 46: ...o the PC via the serial or USB port 3 In LinkWare select Utilities OptiFiber Utilities Custom Logo Locate and select the bmp or png logo file then click Open 4 Restart the tester to see the new logo N...

Page 47: ...s Update the tester s software Details about using LinkWare software are provided in the LinkWare Getting Started Guide and the online help available under Help on the LinkWare menu Updates to LinkWar...

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Page 49: ...sonal injury W Warning or Caution Risk of damage or destruction to equipment or software See explanations in the manuals Warning Class 1 OUTPUT port and Class 2 VFL port lasers Risk of eye damage from...

Page 50: ...r the tester Do not use the tester if it is damaged Inspect the tester before use If this equipment is used in a manner not specified by the manufacturer the protection provided by the equipment may b...

Page 51: ...er damage Read the instructions for splice machines before using the OTDR to monitor splicing procedures The OTDR can interfere with the light injection detection techniques used by some splicers To a...

Page 52: ...he swab 3 Dry the connector with a dry swab by twisting it around in the connector 3 to 5 times 4 Inspect connectors with a fiber microscope such as the Fluke Networks FiberInspector Video Microscope...

Page 53: ...nt to change the index of refraction if you do not want to use default values Information on settings specific to a particular test is provided in the chapter for that test For information on setting...

Page 54: ...e fiber type determines which test limits are available The tester offers generic and industry standard test limits for testing fiber cable The tester uses the selected limit to produce PASS FAIL resu...

Page 55: ...pe or test limit The installed module does not support the selected fiber type or test limit For example a singlemode fiber type is selected but a multimode module is installed Select a different fibe...

Page 56: ...ry END 1 END 2 Names you assign to the ends of the cabling The names are saved with test records and also appear on ChannelMap diagrams THIS END The cable end where the tester is located Based on this...

Page 57: ...types are suitable for most applications Minor differences between the tester s n and a fiber s actual n usually do not make enough difference in length to fail a fiber You may want to change the ind...

Page 58: ...AUTO SEQUENCE screen press AChange Template then select Horizontal 1 3 On the AUTO SEQUENCE screen press D Default to transfer the default pattern into the START ID and STOP ID 1 4 On the AUTO SEQUENC...

Page 59: ...OPERATOR box Press s when you are finished Step 4 Identifying the Cabling Ends For the OTDR and Loss Length testing tutorials in this chapter you will save test results from both ends of the cabling...

Page 60: ...The character is entered to the left of the cursor B The text you are entering C The cursor Use A B to move the cursor D Moves the cursor to the left until it wraps back around to the end of the text...

Page 61: ...ows Multimode module installed Charged battery attached or the ac adapter connected Job settings configured as follows see the tutorial Preparing to Save Tests on page 2 10 for configuration steps STA...

Page 62: ...the SETUP screen press E Tab to select the OTDR tab If TEST LIMIT is already set to Document only go to step 3 2 5 Press t to see the available test limits 2 6 Use LM to highlight Document only then p...

Page 63: ...Getting Started Testing Fiber Tutorial Running an OTDR Test 2 15 2 ajt21f eps Figure 2 2 Typical OTDR Connections and Trace Features...

Page 64: ...ck ID to access the fiber ID list you configured 6 3 If the UNUSED AUTO SEQUENCE IDs list is not showing press C Auto Seq IDs 6 4 The tester highlights the first unused ID in the UNUSED AUTO SEQUENCE...

Page 65: ...er installed Two lengths of fiber cabling or a length of duplex cabling to test Two known good duplex reference test cords of the same fiber type as the cabling to be tested See Figures 2 3 and 2 4 to...

Page 66: ...ress t If a message about setting the reference appears press B No You will set the reference in Step 4 3 6 Use LM to highlight THIS UNIT then press t 3 7 Use LM to highlight Main then press t 3 8 Use...

Page 67: ...Getting Started Testing Fiber Tutorial Running a Loss Length Test 2 19 2 ajt05f eps Figure 2 3 Smart Remote Mode Reference Connections...

Page 68: ...ore details about the cabling press A View Results See Chapter 6 for details on loss length results Step 7 Saving the Results Note The tester saves Smart Remote test results in two separate records On...

Page 69: ...Getting Started Testing Fiber Tutorial Running a Loss Length Test 2 21 2 ajt08f eps Figure 2 4 Smart Remote Mode Test Connections...

Page 70: ...se an ID already assigned to a record stored in the current folder This lets you overwrite existing results or add new results to an existing record Select the ID from the IDs IN CURRENT FOLDER list a...

Page 71: ...p ID ROOM B DROP 3 These IDs produce the following ID list ROOM A DROP 1 ROOM A DROP 2 ROOM A DROP 3 ROOM B DROP 1 ROOM B DROP 2 ROOM B DROP 3 To create a list of sequential IDs do the following 1 Sel...

Page 72: ...ions closets and work areas Format fs an Example 11C D32 The link tested was on floor 11 in telecom room C patch panel D port 32 Backbone Cable Identifier Backbone cables run between telecommunication...

Page 73: ...the list from a PC but are saved in the tester s internal memory To use downloaded IDs do the following 1 Verify that the current folder has the same name as the folder selected when the list was down...

Page 74: ...ng to use accented characters as incrementing characters You may use accented characters in IDs but they must match between the start and stop IDs Verify that the start and stop IDs have the same numb...

Page 75: ...eate a new comment The comment list is stored in the mainframe not in the module or on a memory card To edit or create a comment press E Edit Text on the EDIT COMMENT screen To add a predefined commen...

Page 76: ...OF 500 OptiFiber Certifying OTDR Technical Reference Handbook 2 28...

Page 77: ...the OTDR Setting Up for OTDR Testing For information on configuring the tester s job settings such as fiber IDs and folders for saving test results see General Settings in Chapter 2 For information on...

Page 78: ...to remove the OTDR adapter to access the connector ferrule The OTDR port connection quality screen helps you determine when the OTDR connector needs cleaning See page 3 13 If the connector is very di...

Page 79: ...DR tab About Launch and Receive Fibers Launch and receive fibers let the tester measure the loss and reflectance of the first and last connectors in the cabling and include those connectors in ORL opt...

Page 80: ...provides a more accurate ORL optical return loss measurement provided that the correct backscatter coefficient for the fiber under test is entered on the Cable tab in SETUP The compensation function...

Page 81: ...e launch receive event For Launch Only compensation highlight the event that is the end of the launch fiber then press B For Launch Receive compensation highlight the event that is the end of the laun...

Page 82: ...OF 500 OptiFiber Certifying OTDR Technical Reference Handbook 3 6 ajt51f eps Figure 3 2 Launch Only Compensation Connections ajt52f eps Figure 3 3 Launch Receive Compensation Connections...

Page 83: ...Using the OTDR Setting Up for OTDR Testing 3 7 3 ajt53f eps Figure 3 4 Launch Fiber Receive Compensation Connections...

Page 84: ...nical Reference Handbook 3 8 ajt28f eps Figure 3 5 OTDR Trace with Launch Compensation Enabled End of launch fiber Beginning of receive fiber Launch fiber length Receive fiber length Measurement is re...

Page 85: ...e settings are saved with test results to identify the job site the cabling tested and the test direction See Chapter 2 foGr details Cable tab FIBER TYPE Select a fiber type that is appropriate for th...

Page 86: ...ble for most applications Minor differences between the default n and a fiber s actual n usually do not make enough difference in length to fail a fiber Increasing n decreases measured length BACKSCAT...

Page 87: ...m limits OTDR tab WAVELENGTH You can test cabling at one or all the wavelengths supported by the installed module and the selected test limit LAUNCH COMPENSATION Enables or disables launch fiber compe...

Page 88: ...ls To see the settings used for an Auto OTDR test press C View Details on the OTDR SUMMARY screen then press A OTDR Settings On Functions menu Set Launch Fiber Compensation Compensating for the launch...

Page 89: ...or for scratches and other damage If a connector on the tester is damaged contact Fluke Networks for service information A poor OTDR connection increases the connector s deadzone as shown in Figure 3...

Page 90: ...OF 500 OptiFiber Certifying OTDR Technical Reference Handbook 3 14 ajt34f eps Figure 3 7 Traces Showing Good and Bad OTDR Connections...

Page 91: ...ce along with the progress indicator Figure 3 8 shows an example of this screen The tester updates the trace as measurement averaging proceeds To end a Manual OTDR test and see the results after the n...

Page 92: ...e launch fiber and the fiber to be tested 4 Connect to the tester s OTDR port to the cabling as shown in Figure 3 10 3 11 or 3 12 5 Press T to start the OTDR test 6 To save the results press s select...

Page 93: ...Using the OTDR Running the OTDR Test 3 17 3 ajt32f eps Figure 3 10 Connecting the OTDR to Installed Fiber no receive fiber...

Page 94: ...OF 500 OptiFiber Certifying OTDR Technical Reference Handbook 3 18 ajt01f eps Figure 3 11 Connecting the OTDR to Installed Fiber with receive fiber...

Page 95: ...Using the OTDR Running the OTDR Test 3 19 3 ajt33f eps Figure 3 12 Connecting the OTDR to Spooled Cable...

Page 96: ...preceded by a or less than or greater than symbol This may occur if the fiber is too long the signal is weak or events are too close together to distinguish losses In many cases the OTDR DETAILS scre...

Page 97: ...If the test ran at two wavelengths the highest loss of the two wavelengths is reported The largest loss event on the cabling Lets you see the overall results and event results along with the test lim...

Page 98: ...trace press A View Trace from the OTDR SUMMARY screen or EVENT TABLE Figure 3 13 describes the readouts and navigational features on the OTDR screen Figure 3 14 describes the features of a typical OTD...

Page 99: ...trace if trace overlay is active see page 3 39 The navigational cue above the softkey labels describes the arrow keys current function G Key for setting and clearing the measurement cursor See Using...

Page 100: ...OF 500 OptiFiber Certifying OTDR Technical Reference Handbook 3 24 ajt15f eps Figure 3 14 Typical OTDR Trace Features 1 2 3 4 5 6 7...

Page 101: ...led physical contact connection D Small reflective event caused by a mechanical splice E Reflective event caused by the last connection in the cabling The dashed line marks the end of the fiber under...

Page 102: ...us Event or K N to move the cursor to a starting point on the trace Pressing K or N sets the direction for the C softkey 3 Press D Set Mark to set the mark then use K N or C Next Event Previous Event...

Page 103: ...ou can move the cursor 2 Press E until the navigational cue above the softkey labels says QZoom 3 Use L M and K N to magnify the trace vertically and horizontally If zooming places the feature you wan...

Page 104: ...oss the tester determines the best fit line between two points using the least squares method to reduce the effects of noise N A N A is shown if the tester did not test at the wavelength N A is also s...

Page 105: ...MARY screen Then use B Previous Event C Next Event to view the details for the segment before the event Lets you see the overall results and event results along with the test limits These results incl...

Page 106: ...he reflection is not caused by a connector inspect the cable for tight bends or damage Use a visual fault locator to verify the fault OTDR PORT The tester s OTDR connector The tester identifies the OT...

Page 107: ...se a visual fault locator to reveal faults Also see N A in Table 3 3 Caused by a dirty or unseated connector highly reflective connector a connector with the wrong polish a sharp bend or a crack in a...

Page 108: ...ctor does not seem to be the ghost source use a visual fault locator to check for bends or cracks near the ghost source A ghost may have multiple sources The tester identifies only one possible source...

Page 109: ...ents can occur when the launch fiber does not have the same properties as the fiber you are testing In this situation you can get more reliable results if you do a bi directional test and calculate th...

Page 110: ...OF 500 OptiFiber Certifying OTDR Technical Reference Handbook 3 34...

Page 111: ...eck for bad connections and broken fibers within a few meters of the tester No fiber is attached to the OTDR port the fiber is too short or there is a bad connector or broken fiber somewhere near the...

Page 112: ...ts You can sort the event table in ascending or descending order by the items in a column For example you could sort by the loss values in a wavelength column to put the events with the highest loss a...

Page 113: ...reflected back which corresponds to better fiber performance For example a fiber with an ORL of 40 dB reflects less light back to a source than a fiber with an ORL of 32 dB Segment Attenuation Coeffi...

Page 114: ...abling Name END 1 as the end you will test first 2 Set THIS END to END 1 3 Test all the cabling and save the results from END 1 4 On the Job tab change THIS END to END 2 then test all the cabling from...

Page 115: ...ferences To compare two traces do the following 1 Run an OTDR test then press A View Trace or View an OTDR trace from a saved record This trace is the Comparison Trace 2 Press F This brings up the OTD...

Page 116: ...ht a trace name then press t F OTDR PLOT GRID Turns the OTDR plot grid on and off G MARKER DELTA MODE Sets the mode for the measurement cursors on the OTDR plot distance dB The cursor readout shows th...

Page 117: ...Using the OTDR Comparing OTDR Traces 3 41 3 ajt68f eps Figure 3 16 Comparing OTDR Traces F G H C D E A B...

Page 118: ...xt event on the trace If you use K to move the cursor C changes to Previous Event and moves the cursor to the previous event G Sets and clears the measurement cursor See Using the Measurement Cursor o...

Page 119: ...edures The OTDR can interfere with the light injection detection techniques used by some splicers Tip The real time trace function uses a lot of battery power To maximize the battery s life plug in th...

Page 120: ...al Time Trace To run the real time trace test by pressing T use A Change Test on the HOME screen to set the test mode to Real Time Trace 4 During the test you may do the following To switch between Au...

Page 121: ...R SUMMARY screen then press A OTDR Settings The settings used may be slightly different from the nominal values selected on the OTDR tab Table 3 5 Manual OTDR Settings Setting Description and Selectio...

Page 122: ...t also increase test time Longer settings decrease test time but provide less accuracy and event detail Minimum Resolution for Each Range 400 m 3 cm 1 km 6 cm 2 km 12 cm 4 km 25 cm 8 km 50 cm Auto the...

Page 123: ...o OTDR mode and is the default for Manual OTDR mode Auto Test Time Adjusts the test parameters for a typical test time of 5 seconds per wavelength This setting speeds up testing but provides less accu...

Page 124: ...ower pulses you may not be able to distinguish small loss events from the noise on the trace The narrowest pulses are not suitable for measuring loss since linearity is not guaranteed except on OFTM 5...

Page 125: ...by using wider pulse widths Therefore smaller values may increase test times or deadzones on the trace Auto sets the threshold to the default value of 0 1 dB To set the threshold to Auto press A Set t...

Page 126: ...iagnosing OTDR Test Failures continued OVERALL LOSS fails There is one or more dirty or damaged connections in the cabling Check the OTDR trace or event table for high loss reflective events The wrong...

Page 127: ...anical splice or a sharp bend Use the OTDR trace or event table to locate these faults FIBER LENGTH fails a known length of cabling measures too long or too short or the distance to an event is wrong...

Page 128: ...cleaned repolished or replaced A hook as shown in the bottom example can occur when a large reflection causes the OTDR detector s gain to become non linear A good connector with a sharp bend or crack...

Page 129: ...ent is a bend it may show higher loss at a longer wavelength Use a visual fault locator to verify the problem Bad mechanical splices should be reworked Large reflective event with gain a gainer A conn...

Page 130: ...event s location The difference between the gainer s value and the loss value is what the event s loss would be if the fibers were not mismatched Small loss event Bad fusion splice a splice between mi...

Page 131: ...reflective connector or a connector that is not seated properly A poorly seated connector usually shows significant loss as shown in the example A connector with the wrong type of polish can also cau...

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Page 133: ...lMap function identifies only reflections it is not appropriate for finding fusion splices or angled physical contact APC connectors Running the Test Figure 4 1 shows the equipment required for Channe...

Page 134: ...save the results press s select or create a fiber ID then press s again Figure 4 1 Equipment for ChannelMap Tests ajt48f eps A Tester with OTDR module B Memory card optional C Spare battery pack opti...

Page 135: ...Using the ChannelMap Function Running the Test 4 3 4 ajt55f eps Figure 4 2 ChannelMap Test Connections...

Page 136: ...OptiFiber Certifying OTDR Technical Reference Handbook 4 4 ChannelMap Diagram Features Figure 4 3 describes the features of a ChannelMap diagram ajt25f eps Figure 4 3 ChannelMap Diagram Features D B F...

Page 137: ...he far end of the channel The name is set by the END 1 or END 2 setting on the Job tab in Setup C The length of a segment or patch cord rounded to the nearest meter or foot D Press D to add a comment...

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Page 139: ...lectance and a better connection For example a connector with a reflectance of 40 dB is better than one with 35 dB Since the FaultMap function identifies only reflections it is not appropriate for fin...

Page 140: ...ote You cannot save FaultMap tests Figure 5 1 Equipment for FaultMap Tests ajt48f eps A Tester with OTDR module B Memory card optional C Spare battery pack optional D AC adapter with line cord optiona...

Page 141: ...Using the FaultMap Function Running the Test 5 3 5 ajt55f eps Figure 5 2 FaultMap Test Connections Channel to be tested...

Page 142: ...00 OptiFiber Certifying OTDR Technical Reference Handbook 5 4 FaultMap Diagram Features Figure 5 3 describes the features of a FaultMap diagram ajt76f eps Figure 5 3 FaultMap Diagram Features E B F C...

Page 143: ...END 1 or END 2 setting on the Job tab in Setup C The length of a segment or patch cord rounded to the nearest meter or foot D A reflective event usually a connector Could also be a mechanical splice o...

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Page 145: ...ratches and other defects that can cause poor performance or failures in fiber optic networks The 250X magnification shows dirt and other defects on the fiber endface and surrounding ferrule The 400X...

Page 146: ...an adapter tip that matches the connector type being inspected onto the fiber probe 3 Clean the connector to be inspected 4 Press f If the message Camera Image Unavailable appears check the connection...

Page 147: ...or screen 7 If you want to save the image or use the core size scale verify that the Magnification shown on the screen matches the probe s setting Press B Camera to change the magnification indicator...

Page 148: ...OF 500 OptiFiber Certifying OTDR Technical Reference Handbook 6 4 ajt62f eps Figure 6 3 FiberInspector Screen 4 5 6 7 8 9 1 2 1 3 2...

Page 149: ...ses may include limits for automatically grading endface images When the limit is Manual press C Grade Image to manually assign a grade D Press A More to toggle between the softkey sets E Press D Auto...

Page 150: ...ector Image Examples Figure 6 4 shows some examples of FiberInspector images ajt23f eps Figure 6 4 FiberInspector Image Examples Dirt on core Clean with light at far end Dirty patch panel connector le...

Page 151: ...is slid all the way onto the connector The core is not visible Shine a visible light into the other end of the fiber The scale for measuring core sizes is wrong and the wrong magnification value is sh...

Page 152: ...st match the setting on the FiberInspector probe To change the magnification press B Camera 2 Center the image press E Still to put the image in still mode then press B Show Scale The scale defaults t...

Page 153: ...gth option is available with OFTM 5612B and OFTM 5732 modules About Smart Remotes You can use the following as the remote for loss length testing and FindFiber tests in Smart Remote mode A second Opti...

Page 154: ...e the extra connector adapters in the canisters provided Do not touch the photodiode lens see Figure 7 2 Do not overtighten the adapter or use tools to tighten the adapter amd37f eps Figure 7 1 SC ST...

Page 155: ...Using the Loss Length Option Changing the Connector Adapter 7 3 7 ajt61f eps Figure 7 2 Changing the Connector Adapter...

Page 156: ...swab by twisting it around in the connector 3 to 5 times 5 Inspect the connector regularly with a fiber microscope such as the Fluke Networks FiberInspector Video Microscope Cleaning the Loss Length a...

Page 157: ...ction When MANUAL CABLE SETTINGS is disabled the n values depend on the selected fiber type When MANUAL CABLE SETTINGS is enabled the tester enters default values that you can change manually The n va...

Page 158: ...UNIT For Smart Remote mode using an OptiFiber tester as the remote set one tester to Main and the other to Remote Use the Main tester to run tests and save results For Loopback and Far End Source mod...

Page 159: ...jumper results See About 1 Jumper Connections on page 7 10 3 Jumper Loss results exclude connections at the ends of the link Only the fiber loss is measured Different standards have different names f...

Page 160: ...oss value is entered it is ignored These settings do not apply to Far End Source mode because the loss per km calculation requires a length measurement and length is not measured in Far End Source mod...

Page 161: ...Using the Loss Length Option Loss Length Test Settings 7 9 7 ajt22f eps Figure 7 3 Example of How to Determine the NUMBER OF ADAPTERS Setting...

Page 162: ...ce 1 jumper results To test links with different connectors at each end visit the Fluke Networks Knowledge Base for suggestions About Setting the Reference The reference serves as the baseline power l...

Page 163: ...Testing Multimode Fiber You should use mandrels when testing multimode fiber Mandrels can improve measurement repeatability and consistency They also allow the use of LED light sources to certify 50...

Page 164: ...hrough 7 13 In the reference and test connection diagrams shown on the tester mandrels are indicated by a loop in the fiber Table 7 3 TIA 568 C 3 Mandrel Requirements ajt02f eps Figure 7 4 Wrapping a...

Page 165: ...ode Figure 7 5 Equipment for Testing in Smart Remote Mode ajt44f eps A Tester with OFTM 5612B or OFTM 5732 module and smart remote DTX remote shown Match connector adapters to the connectors in the li...

Page 166: ...est cord connectors 5 On the main tester press F then select Set Loss Length Reference 6 Make the connections shown on the SET REFERENCE screen and in Figure 7 6 then press t 7 Optional From the TEST...

Page 167: ...Using the Loss Length Option Testing in Smart Remote Mode 7 15 7 ajt05f eps Figure 7 6 Smart Remote Mode Reference Connections 1 Jumper Method...

Page 168: ...ort For auto incrementing fiber IDs with bi directional testing connect the fiber with the lower ID to the main tester s OUTPUT port 4 Press T to start the loss length test 5 If Open or Unknown appear...

Page 169: ...Using the Loss Length Option Testing in Smart Remote Mode 7 17 7 ajt08f eps Figure 7 7 Smart Remote Mode Test Connections 1 Jumper Method...

Page 170: ...ress A View Results Table 7 5 describes the RESULTS screen Table 7 4 Smart Remote Mode SUMMARY Screen Features Item Description FIBER LENGTH The length of the fiber in the cabling HEADROOM The smalles...

Page 171: ...ts for both test directions Press A to switch between the results for each fiber PASS The measurement in the column is within the limit FAIL The measurement in the column exceeds the limit RESULT The...

Page 172: ...mode to test spools of cable segments of uninstalled cable patch cords reference test cords and launch fibers In this mode the tester measures loss length and propagation delay at two wavelengths in...

Page 173: ...e connectors in the link B Memory card optional C Spare battery pack optional D AC adapter with line cord optional E Duplex reference test cord Match the fiber to be tested Connector for the tester s...

Page 174: ...wn on the SET REFERENCE screen and in Figure 7 9 then press t 6 Optional From the TEST SETUP screen you can enter reference test cord lengths to meet TSB 140 reporting requirements Use L to highlight...

Page 175: ...Using the Loss Length Option Testing in Loopback Mode 7 23 7 ajt06f eps Figure 7 9 Loopback Mode Reference Connections 1 Jumper Method...

Page 176: ...or 5 minutes 2 Select Loss Length mode On the HOME screen press A Change Test then select Loss Length 3 Clean the connectors on the cabling to be tested 4 Connect the tester to the cabling as shown in...

Page 177: ...Using the Loss Length Option Testing in Loopback Mode 7 25 7 ajt09f eps Figure 7 10 Loopback Mode Test Connections 1 Jumper Method...

Page 178: ...FIBER LENGTH The length of the fiber in the cabling This is the total length between the INPUT and OUTPUT connectors HEADROOM The smallest margin found for all the wavelengths tested To see all the m...

Page 179: ...PASS The measurement in the column is within the limit FAIL The measurement in the column exceeds the limit RESULT The loss length or propagation delay result for the fiber loop Propagation delay is...

Page 180: ...can store dual wavelength results from both directions Far End Source mode requires a stand alone optical source such as a Fluke Networks DTX Smart Remote with a fiber module a SimpliFiber source or...

Page 181: ...he connector adapter to the connectors in the link B Optical source SimpliFiber source shown C Memory card optional D Spare battery pack optional E AC adapter with line cord optional F Two reference t...

Page 182: ...end source and verify the output is set to the correct wavelength and is in continuous wave mode 7 Highlight a wavelength then press t 8 Optional From the TEST SETUP screen you can enter reference tes...

Page 183: ...Using the Loss Length Option Testing in Far End Source Mode 7 31 7 ajt07f eps Figure 7 12 Far End Source Mode Reference Connections 1 Jumper Method...

Page 184: ...8 To test at a second wavelength repeat steps 5 through 7 9 To save the results press s select or create a fiber ID then press s again If you tested at two wavelengths both are stored in the same reco...

Page 185: ...Using the Loss Length Option Testing in Far End Source Mode 7 33 7 ajt10f eps Figure 7 13 Far End Source Mode Test Connections 1 Jumper Method...

Page 186: ...test is finished is described in Table 7 8 To see more detailed results press A View Results Table 7 9 describes the RESULTS screen Table 7 8 Far End Source Mode SUMMARY Screen Features Item Descripti...

Page 187: ...D is set to END 1 PASS The measurement in the column is within the limit FAIL The measurement in the column exceeds the limit RESULT The loss of the fiber Too High is shown if the loss is too high to...

Page 188: ...end of the cabling Swap the connections at the patch panel not at the tester s ports 5 Press s to save the test Bi Directional Testing in Far End Source Mode 1 On the Job tab in Setup enter names for...

Page 189: ...onnection is bad and you do not use launch and receive fibers the OTDR test may pass because it does include the loss of the bad connection See About Launch and Receive Fibers in Chapter 3 for details...

Page 190: ...as a kink in a reference test cord during referencing The connectors were not properly aligned during referencing Some other problem caused a bad reference value If loss is negative set the reference...

Page 191: ...o help you determine which fibers go to which connectors at a patch panel Figure 7 14 shows the equipment needed for using FindFiber in Smart Remote mode Figure 7 14 Equipment for Using FindFiber in S...

Page 192: ...input fiber s Link Status shows CONNECTED 5 Then try various connections with the main tester s OUTPUT fiber until the output fiber s Link Status shows CONNECTED Table 7 11 shows the main tester resul...

Page 193: ...Using the Loss Length Option Finding Connections with FindFiber 7 41 7 ajt26f eps Figure 7 15 Using FindFiber in Smart Remote Mode Smart remote Connect the INPUT fiber first TALK...

Page 194: ...PUT fiber to one end of the fiber path as shown in Figure 7 17 3 Press F select FindFiber then press T 4 Try various connections with the INPUT fiber The Link Status shows LOOPBACK for both fibers whe...

Page 195: ...Using the Loss Length Option Finding Connections with FindFiber 7 43 7 ajt27f eps Figure 7 17 Using FindFiber in Loopback Mode...

Page 196: ...OF 500 OptiFiber Certifying OTDR Technical Reference Handbook 7 44...

Page 197: ...bad splices These faults scatter the locator s light causing a red glow in the affected area Reveal high loss bends If the locator s light is visible around a bend in a fiber the bend is too sharp Re...

Page 198: ...SC ST or FC To connect to other ferrule sizes use a patch cord with the appropriate connector at one end and a SC ST or FC connector at the tester end Figure 8 1 Equipment for Using the Visual Fault L...

Page 199: ...screen or Press F then select Visual Fault Locator 4 To toggle between continuous wave and pulse modes press B 5 To turn the VFL off and on press D 6 Look for the glow to locate fibers or faults as s...

Page 200: ...OF 500 OptiFiber Certifying OTDR Technical Reference Handbook 8 4 ajt03f eps Figure 8 2 Using the Visual Fault Locator...

Page 201: ...card or optical test equipment You can also monitor the power received at the end of the cabling You can monitor power at 850 nm 1300 nm 1310 nm and 1550 nm The power meter option is available with O...

Page 202: ...the tester shows an error because the power reading is too high immediately disconnect the source from the tester The tester is not designed for measuring higher power levels such as produced by CATV...

Page 203: ...ter with OFTM 5611B OFTM 5612B or OFTM 5731 or OFTM 5732 module Match the connector adapter to the connectors on the link or optical source to be tested B Memory card optional C Spare battery pack opt...

Page 204: ...OF 500 OptiFiber Certifying OTDR Technical Reference Handbook 9 4 ajt11f eps Figure 9 2 Connections for Monitoring Optical Power...

Page 205: ...e immediately disconnect the source from the tester The tester is not designed for measuring higher power levels such as produced by CATV optical amplifiers and cellular systems To toggle between dBm...

Page 206: ...s wave The modulated output produces a lower power reading than the continuous wave output Verify that all patch cords and adapters are good and are of the appropriate type and core size for the sourc...

Page 207: ...record can hold bi directional results from each type of test except ChannelMap which you run in just one direction The test direction assigned to saved results is determined by the THIS END setting i...

Page 208: ...what you save in the records For example records that include video probe endface images take more memory than records without images The maximum amount of internal memory available for test results d...

Page 209: ...select Memory Status Press A to switch between the memory card and internal memory status Table 10 1 describes the features of the memory status screen Formatting a Memory Card To format a memory car...

Page 210: ...in the current memory destination Available Memory The approximate number of test records you can save in the memory destination The exact number depends on the selected test mode test limits and othe...

Page 211: ...trical contacts are dirty use a pencil eraser to clean them Keep the card out of direct sunlight and away from extreme heat or humidity Do not drop the card on hard surfaces Keep the card dry Reviewin...

Page 212: ...s on the VIEW RECORDS screen Press C Sort Field on the VIEW RECORDS screen Select a field name then press B Ascending or C Descending The sorting order applies to all folders The default order is asce...

Page 213: ...On the VIEW RECORDS screen press B Delete then select the desired delete function Rename a record Select the record on the VIEW RECORDS screen then press C Rename Record on the RECORD SUMMARY screen...

Page 214: ...ge the CURRENT FOLDER or create a new folder Press v then press A Change Folder or Press S then select CURRENT FOLDER on the Job tab Note You cannot create folders in internal memory Deleting Folders...

Page 215: ...jobfolders folder which contains all the job folders created on the card The jobfolders folder is not visible on the tester or in LinkWare Test records are stored in job folders as tst files WCaution...

Page 216: ...OF 500 OptiFiber Certifying OTDR Technical Reference Handbook 10 10...

Page 217: ...ule 1 Press F then select Edit Custom Test Limit 2 Press C Edit Fiber Types 3 On the FIBER TYPE LIST screen do one of the following To see any fiber s properties select it from the list Note Selecting...

Page 218: ...s s when you are finished entering a fiber name To select a custom fiber type to use for testing press S select FIBER TYPE on the Cable tab then select the fiber type from the list Custom fiber types...

Page 219: ...ficient The amount of light the fiber reflects back to the OTDR using a 1 ns pulse This value is used to calculate event reflectance for OTDR tests Enter the backscatter coefficient of the fiber under...

Page 220: ...LM to highlight a fiber type then press t Note Selecting a factory installed fiber type lets you see the fiber s properties but you cannot edit them To add a fiber type to the custom limit press A Add...

Page 221: ...ustom limits To add an existing fiber type or create a new type press A Add Fiber Type To delete a fiber type press B Remove Fiber Type B The limit s name Press C Edit Name to change the name C Lists...

Page 222: ...er in the cabling You may also enter a minimum loss value if receiver saturation is an issue in the installation Segment Attenuation Coeff Enter a maximum value of attenuation per kilometer for a fibe...

Page 223: ...r and Loss per Splice Loss per km Loss per Connector Loss per Splice Enter a maximum value of attenuation per kilometer for the entire length of the cabling Enter a maximum loss for one connector Ente...

Page 224: ...then select TEST LIMIT on a test s tab 3 Press B More select Custom then select the limit from the list To delete a custom limit do the following 1 Press F then select Edit Custom Test Limit 2 Highli...

Page 225: ...parts yourself will void the test tool s warranty and might compromise its safety features Use only specified replacement parts for user replaceable items Use only Fluke Networks authorized service c...

Page 226: ...termine if your tester needs a software update visit the Fluke Networks website to see if an update is available You can update an OptiFiber tester s software with LinkWare via a PC or with the tester...

Page 227: ...he module Generally you should not change these choices except to select languages to install or remove 5 Click Start to start the update process 6 The OptiFiber tester reboots after the update is com...

Page 228: ...through 6 then leave the card in the reader for a minute or so to ensure the files are completely copied 7 Put the memory card into the OptiFiber tester 8 Install a module in the OptiFiber mainframe t...

Page 229: ...Setups to save a tester s settings on the PC 2 Select Utilities OptiFiber Create Setup Restore MMC to copy the settings file oset extension to a memory card 3 Put the memory card in a tester press F t...

Page 230: ...ry maintains the tester s clock and other settings when you remove the battery pack This battery typically lasts about 5 years When the battery begins to fail the tester will lose the current date and...

Page 231: ...age appears to see information about the error If Table 12 1 does not help you solve a problem with the tester contact Fluke Networks for additional help See Chapter 1 for contact information If possi...

Page 232: ...nce Symptom 3 A module is installed but the message No Module Installed Problem with Module or The module needs a software update shows on the screen The module and mainframe may have incompatible sof...

Page 233: ...contact Fluke Networks for service information Symptom 8 A loss length test produces a negative loss reading There is a problem with the reference Set the reference and test the cabling again See Dia...

Page 234: ...ty RH without condensation 95 50 F to 95 F 10 o C to 35 o C 75 95 F to 104 F 35 o C to 40 o C uncontrolled 50 F 10 o C Vibration Random 2 g 5 Hz 500 Hz Shock 1 m drop test with and without module Safe...

Page 235: ...esolution 30 s for two wavelengths at 400 m with 3 cm resolution1 Output input connector Removable cleanable SC adapter UPC polish Emitter type Fabry Perot laser diode Laser classification Class I CDR...

Page 236: ...UPC polish reflectance 37 dB multimode using narrowest pulse width 4 ns at 850 nm 8 ns otherwise at near end 100 m which excludes dispersion See Figure 12 1 3 Measured at 0 5 dB beyond backscatter fo...

Page 237: ...9 10 4 dB Optical return loss accuracy9 10 4 dB Minimum pulse width 850 nm 4 ns 1300 nm 8 ns Real time trace refresh rate 2 updates per second typical 6 6 dB above the noise floor 7 Does not apply to...

Page 238: ...cal Manual OTDR mode user selectable from 15 seconds to 3 minutes Auto Auto Test Time and Auto Deadzone settings 5 seconds to 3 minutes Output input connector Removable cleanable SC adapter UPC polish...

Page 239: ...tion using 5 ns pulse width Refer to Figure 12 1 2 For singlemode measured at 0 5 dB beyond the backscatter for a typical singlemode UPC connector 50 dB reflection using 20 ns pulse width Figure 12 1...

Page 240: ...mW pk 1550 nm 24 mW pk Loss threshold 0 01 dB to 1 50 dB inclusive settable in 0 01 dB increments Distance accuracy8 1 m 0 005 of distance 50 of resolution index of refraction error Linearity 0 05 dB...

Page 241: ...oss accuracy10 4 dB Pulse widths nominal 1310 1550 nm 5 ns 20 ns 40 ns 100 ns 300 ns 1 s 3 s 10 s Real time trace refresh rate 2 updates per second typical 9 Not applicable to hidden events or 5 ns pu...

Page 242: ...nd Source mode Input connector Interchangeable SC ST FC LC non contact Detector type InGaAs Calibrated wavelengths 850 nm 1300 1310 nm 1550 nm Power measurement range 1300 1310 nm and 1550 nm 0 dBm to...

Page 243: ...ed with a SimpliFiber source Re calibration period 1 year Display update rate 1 reading per second 1 Under the following conditions Power level 20 dBm continuous wave At 850 nm 62 5 125 m fiber with 0...

Page 244: ...time to swap fibers Far End Source mode 4 5 s Loopback mode 5 s typical Smart Remote detection 3 s Smart Remote mode unidirectional 15 s Smart Remote mode bi directional 30 s plus time to swap fibers...

Page 245: ...m plus 2 of length Propagation time accuracy 15 ns plus 2 of propagation time 15 ns plus 2 of propagation time Output power nominal 20 dBm minimum 19 5 dB nominal 8 dBm minimum 7 dBm nominal Output p...

Page 246: ...nm Auto wavelength detect On OFTM 573x modules when used with a SimpliFiber source Power measurement range 850 nm 0 dBm to 52 dBm 1300 1310 nm and 1550 nm 0 dBm to 60 dBm Display Resolution dB or dBm...

Page 247: ...iod 1 year 1 year Display update rate 1 reading per second 1 reading per second 3 Under the following conditions Power level 20 dBm continuous wave At 850 nm 62 5 125 m fiber with 0 275 NA At 1310 nm...

Page 248: ...l Controlled by the OptiFiber software no hardware switch Output power into SM fiber 316 w 5 dBm peak power 1 0 mw 0 dBm Operating wavelength 650 nm nominal Spectral width RMS 3 nm Output modes Contin...

Page 249: ...ests The amount of internal memory available for test results depends on the space used by the tester s software and custom test limits To see the memory space available for different record types on...

Page 250: ...pin connections for the cable and the 9 to 25 pin adapter available from Fluke Networks Table 12 2 RS 232 Interface Cable Connections Tester End female DB9 Direction PC End female DB9 Signal Name Pin...

Page 251: ...nd battery installed 10 6 in x 7 5 in x 2 5 in 26 9 cm x 19 1 cm x 6 4 cm Weight with module and battery installed 4 5 lb 1 9 kg Display Six inch diagonal full VGA passive color transmissive LCD with...

Page 252: ...in mini DIN to NTSC video port Power source Powered by the OF 500 OptiFiber tester Lighting technique Coaxial Dimensions 1 8 in x 1 7 in x 5 5 in 45 7 mm x 43 2 mm x 140 mm length depends on adapter t...

Page 253: ...has been tested and found to comply with the limits for a Class A digital device pursuant to Part 15 Subpart J of the FCC rules which are designed to provide reasonable protection against such interfe...

Page 254: ...OF 500 OptiFiber Certifying OTDR Technical Reference Handbook 12 30...

Page 255: ...ards for the three fiber test methods Table A 1 Test Method Names 1 connection 2 Jumper Method A Method A 2 Method 1 Method A2 2 connections 1 Jumper Method B Method A 1 Method 2 Method A1 None 3 Jump...

Page 256: ...OF 500 OptiFiber Certifying OTDR Technical Reference Handbook A 2...

Page 257: ...premises fiber respectively Both are 1 Jumper methods The number of fiber connections represented in loss test results depends on the method used for making reference and test connections This appendi...

Page 258: ...r method Reference connections for the 1 Jumper method cancel out the effects of the reference test cords as shown in Figure B 1 Loss results for the 1 Jumper method therefore represent both connectio...

Page 259: ...Loss Test Methods 1 Jumper Method B 3 B ajt59f eps Figure B 1 1 Jumper Reference and Test Connections singlemode shown...

Page 260: ...ne the 2 Jumper method Reference connections for the 2 Jumper method cancel out the effects of one connection and two reference test cords in each fiber path as shown in Figure B 2 The test connection...

Page 261: ...Loss Test Methods 2 Jumper Method B 5 B ajt58f eps Figure B 2 2 Jumper Reference and Test Connections singlemode shown...

Page 262: ...t define the 3 Jumper method Reference connections for the 3 Jumper method cancel out the effects of two connections and three reference test cords in each fiber path as shown in Figure B 3 The test c...

Page 263: ...Loss Test Methods 3 Jumper Method B 7 B ajt60f eps Figure B 3 3 Jumper Method Reference and Test Connections singlemode shown...

Page 264: ...effects of one connection and two reference patch cords in each fiber path The test connections Figure B 5 add two connections and the fiber in the cabling under test to each path Note that you use t...

Page 265: ...Loss Test Methods Modified 1 Jumper Method B 9 B ajt74f eps Figure B 4 Modified 1 Jumper Method Smart Remote Mode Reference Connections...

Page 266: ...OF 500 OptiFiber Certifying OTDR Technical Reference Handbook B 10 ajt75f eps Figure B 5 Modified 1 Jumper Method Smart Remote Mode Test Connections...

Page 267: ...s results of a survey of 89 contractors and private network owners The results show what percentage of each group reported finding the faults listed Table C 1 Fiber Failure Survey Results Fault Networ...

Page 268: ...OF 500 OptiFiber Certifying OTDR Technical Reference Handbook C 2...

Page 269: ...ing 12 7 standard 1 3 APC connectors ChannelMap 4 1 event table 3 32 FaultMap 5 1 launch fiber compensation 3 5 launch received fibers 3 3 trace 3 25 3 54 attenuation coefficient 3 37 11 6 auto increm...

Page 270: ...nelMap function 4 1 charging the battery 1 8 cleaning display and case 12 6 fiber cable connectors 2 4 OTDR connector 3 2 cleaning connectors and adapters 7 4 comments 2 27 COMPANY 2 8 compensating fo...

Page 271: ...error messages 12 7 event reflectance 11 6 event table 3 28 event types 3 30 F FAIL result loss length 7 36 OTDR 3 50 Far End Source mode Auto wavelength selection 7 32 9 2 reference 7 30 RESULTS scr...

Page 272: ...8 deleting 10 8 viewing on a PC 10 9 formatting the memory card 10 3 front panel 1 13 G GAINER 3 33 general fiber test limit 2 6 GHOST 3 31 GHOST SOURCE 3 32 H hardware version 1 20 HEADROOM Far End S...

Page 273: ...OME screen 1 26 Loopback mode reference 7 22 RESULTS screen 7 27 running the test 7 24 SUMMARY screen 7 26 LOSS loss length custom limit 11 7 negative 7 38 OTDR event 3 32 LOSS THRESHOLD 3 49 loss len...

Page 274: ...SIGNAL 3 35 non reflective event loss 11 6 NUMBER OF ADAPTERS 7 8 NUMBER OF SPLICES 7 8 numeric format 1 24 O OFSR X Smart Remote option 7 1 online help 1 20 Open FindFiber 7 40 Smart Remote mode 7 1...

Page 275: ...powering the tester 1 8 Problem with Module 12 8 problems common causes of link failures C 1 loss length test failures 7 36 OTDR test failures 3 50 with the tester 12 7 PULSE WIDTH manual 3 48 viewing...

Page 276: ...nuation coefficient 3 37 11 6 self test 1 10 sequential fiber IDs 2 23 serial port 12 26 service 12 7 settings copying between testers 12 5 general settings 2 5 loss length 7 4 OTDR 3 9 setup files on...

Page 277: ...y 3 39 trace See OTDR troubleshooting test failures loss length 7 36 OTDR 3 50 power meter 9 6 visual fault locator 8 3 troubleshooting the tester 12 7 tst files 10 9 tutorials loss length option 2 17...

Page 278: ...OF 500 OptiFiber Certifying OTDR Technical Reference Handbook 10 OTDR 3 11 WEAK SIGNAL 3 35 Z TEST METHOD B 8 zoom 3 27...

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