DSP-FTA410 - TRS RenTelco
Contents
1. Power supply 6 V supplied by the DSP 4000 test tool Temperature range Operating 0 C to 40 C Storage 10 C to 60 C Warm up time 5 minutes Humidity range Operating 0 to 75 RH non condensing Storage 0 to 95 RH non condensing Certifications G Dimensions 3 3 x 4 6 x 1 9 8 3 cm x 11 6 cm x 4 7 cm Weight 7 6 oz 215 g Optical Transmitter Connector SC multimode Emitter type LED Wavelengths 850 nm and 1300 nm Power output at 850 nm and 1300 nm 20 dBm 10 uW typical into 62 5 125 um fiber Power output stability 8 hours at 850 nm and 1300 nm 0 25 dB at 23 C Optical Receiver Power measurement accuracy 0 25 dBm at 23 C 45 RH to 75 RH 20 dBm for 850 nm and 1300 nm 10 dBm for 1550 nm Connector SC multimode or singlemode Detector type Germanium Calibrated wavelengths 850 nm 1300 nm 1310 nm and 1550 nm Measurement range 0 dBm to 40 dBm Power measurement linearity 0 25 dB at 23 C Length measurement accuracy 1 5 m plus 2 of length 42 Appendix A Fiber Troubleshooting Guide Table 10 on the next page lists some common problems in fiber links and gives possible causes 43 DSP FTA410 Users Manual Table 10 Common Problems in Fiber Links Problem No power is measured at a source Possible Causes The optical source is defective The patch cord is defective Power loss is much more than expected The fibers are c2. Test tool Remote with fiber test with fiber test adapter adapter tt07f eps Figure 8 Test Connections for Smart Remote Mode 18 Running an Autotest Optical test jumper Optical patch cords SC at test tool ends Optical Connections Test tool with fiber test adapter tt06f eps Figure 9 Test Connections for Loopback Mode 19 DSP FTA410 Users Manual Optical test jumper Fiber link Optical patch cord Optical patch cord SC at test tool end Optical connections Test tool Optional laser with fiber test source adapter ERE tt08f eps Figure 10 Test Connections for Far End Source Mode 20 Saving Autotest Results Saving Autotest Results To save the results of the last Autotest press SAVE J Use the test tool s alphanumeric display to enter one or two fiber names depending on which remote end configuration was used In Smart Remote Mode the test tool saves two reports for each Autotest one for the fiber connected to the output port and one for the fiber connected to the input port Enter a name for the fiber connected to the DSP FTA output port then press SAVE J Next enter a name for the fiber connected to the input port then press again In Loopback Mode and Far End Source Mode the test tool saves one report for each Autotest Enter a name for the fiber then press SWEJ You can edit the
3. the length of fiber optic links and other parameters When you select a standard the test tool also prompts you to select a cable type Note For more details on fiber test standards refer to the document on the DSP LINK diskette included with your DSP 4000 test tool Select a fiber test standard and cable type as follows 1 Attach a DSP FTA410 unit to the DSP 4000 test tool Turn the DSP 4000 test tool s rotary switch to SETUP then press ENTER 2 Use the arrow keys to highlight the desired test standard then press ENTER 3 Use the arrow keys to select the appropriate fiber type then press ENTER Your DSP 4000 test tool is programmed with the standards available when the unit left the factory When new standards emerge they will be included with DSP 4000 software upgrades available from Fluke Refer to the DSP 4000 Users Manual for information on upgrades Or contact Fluke on the World Wide Web af www fluke com DSP FTA410 Users Manual Setting the Remote End Configuration In the SETUP mode select the remote end configuration that matches your test configuration usually you will use Smart Remote Mode e Smart Remote Mode uses two DSP FTA410 units one on the DSP 4000 main unit and one on the remote unit Refer to Figure 8 e Loopback Mode uses just one DSP FTA410 unit on the DSP 4000 main unit Refer to Figure 9 You can use this mode to test a single fiber or a spool of fiber In this case you wou
4. fiber identification assigned to a saved report as follows 1 Turn the rotary switch to SPECIAL FUNCTIONS select Yiew Delete Test Reports then press Enter Select the desired report then press gt View Result twice for the Far End Source Mode you only need to press C gt View Result once Press Rename Report Use the alphanumeric display to edit the fiber identification then press SE J You can edit a custom header operator name or site name in the PRINT mode under Edit Report Identification 21 DSP FTA410 Users Manual Autotest Results for Smart Remote Mode This section describes the DSP FTA410 fiber tests and the results produced when you run an Autotest using Smart Remote Mode The descriptions of loss and length tests also apply to Single Tests using Smart Remote Mode To see the complete results for a test press CD iew Result on the first Autotest display use to highlight the desired test then press ENTER Pass Fail and Headroom Results for Smart Remote Mode The pass fail result shown on the first Autotest display tells you if the fiber link tested within the limits of the selected test standard Headroom is the smallest margin found between the measured power loss and the loss limit Headroom indicates how much more loss you could have in the link without exceeding the limits of the selected test standard If you tested two fibers you can determine which fiber produced the smallest marg
5. flashes The remote unit s INPUT fiber path is complete TEST and PASS LEDs flash Both fiber paths are complete 35 DSP FTA410 Users Manual Fiber Link Remote Test tool vn with fiber test with fiber test adapter adapter tt12f eps Figure 12 Using FindFiber with a Smart Remote 36 Using the FindFiber Feature Fiber Link Test tool with fiber test adapter tt13f eps Figure 13 Using FindFiber with a Loopback Cable 37 DSP FTA410 Users Manual Configuring a Custom Fiber Test In some cases you might want to create your own custom test rather than use the standard tests stored in your test tool The test tool s Configure Custom Test function lets you define up to four custom fiber standards You can set the following parameters for fiber tests e Custom test name e Test standard for default test values To save time when creating a custom test you can base your custom test on a test standard or another custom test e Multimode 50 um or 62 5 um or singlemode cable type e Maximum length of the fiber e Maximum loss at 850 nm and 1300 nm e Maximum loss per adapter e Maximum loss per splice e Index of refraction n Use Abort or to exit the custom fiber test screens Use Set to Default to reset a value to the standard value 38 Fiber Test Reports Configure a custom test as follows 1 On the last page of the SETUP mode
6. is negative if the link failed 23 DSP FTA410 Users Manual Length Results for Smart Remote Mode The test tool determines fiber length by measuring the propagation delay through the fiber then using the index of refraction to calculate the length Table 3 describes the length results for Smart Remote Mode Table 3 Length Results for Smart Remote Mode Result Description Length The length of each fiber Limit The maximum length the test standard allows for one fiber Result Pass means the measured length is less than the limit Fail means the length exceeds the limit Note When there is too much loss to determine length the length is reported as a question mark 24 Bi Directional Testing Bi Directional Testing When you need to test fibers in both directions the DSP FTA410 units can perform bi directional testing and save the bi directional results for each fiber You enable this feature in the SETUP mode under BI DIRECTIONAL TEST Swapping Connections To get bi directional results for Smart Remote Mode the test tool stops halfway through a bi directional Autotest and prompts you to swap the fiber connections Swap the connections on both the main and remote units Note To avoid disturbing the connections to DSP FTA410 output ports always swap the connections at the patch panel or adapter not at the DSP FTA410 connectors The test tool does not support bi directional testing i
7. or procedures not stated herein might result in hazardous radiation exposure Read the safety information given in Chapter 2 of the DSP 4000 Users Manual DSP FTA410 Users Manual Fiber Test Adapter Features Figure 2 describes the features of the DSP FTA410 Fiber Test Adapter z tt1if eps O SC output connector Transmits multimode optical signals at 850 nm and 1300 nm SC input connector Receives multimode optical signals at 850 nm and 1300 nm and singlemode optical signals at 1310 nm and 1550 nm B DB60 connector and latches for attaching the DSP FTA410 unit to a DSP 4000 test tool 4 Slide mechanism for locking the DSP FTA410 unit to a DSP 4000 test tool or remote unit Figure 2 Features of the DSP FTA410 Fiber Test Adapter Getting Started Getting Started This section describes how to connect the DSP FTA410 units and verify their operation Attach a DSP FTA410 unit to your DSP 4000 test tool as shown in Figure 3 Attach the second DSP FTA410 unit to the DSP 4000 remote unit The DSP FTA410 units are identical so either one can be attached to the remote Notes The DSP FTA410 Fiber Test Adapters are compatible only with DSP 4000 test tools and remote units This manual assumes that you have used the DSP 4000 test tool to test copper cable If you need more detailed instructions about using the DSP 4000 test tool
8. refer to the DSP 4000 Users Manual tt02f eps Figure 3 Attaching a DSP FTA410 DSP FTA410 Users Manual Cleaning the Fiber Connections Always clean the fiber endfaces before making connections Use any of the following e Lint free swabs or wipes moistened with isopropyl alcohol e Pre moistened swabs or wipes approved for use on fiber connectors e Cassette style cleaning devices designed for use on fiber connectors follow the manufacturer s instructions for use Canned air approved for use on fiber connectors is also useful for dislodging contamination Protect all connectors with dust caps when not in use Verifying Operation Use the DSP 4000 test tool s self test feature to verify that the DSP FTA410 units are working properly as follows 1 Clean all fiber connections 2 Connect as shown in Figure 4 3 Run the self test from the test tool s SPECIAL FUNCTIONS mode A If the self test fails verify that your patch cords are good clean the fiber endfaces then run the self test again If it continues to fail contact Fluke as described under Contacting Fluke Getting Started Patch cords of the same type as the fiber to be tested and SC at test tool ends eg Test tool Remote with fiber test with fiber test adapter adapter tt03f eps Figure 4 Connections for a Self Test DSP FTA410 Users Manual Summary of Fiber Test Settings Table briefly describes the settings
9. required for testing fiber links See the descriptions under Setting up for Fiber Tests for more details on each setting Table 1 Settings for Testing Fiber Setting Description of Options TEST STANDARD In SETUP select the test standard and cable type CABLE TYPE multimode or singlemode that applies to the fiber under test REMOTE ENO In SETUP select Smart Remote Loopback CONFIGURATION orFar End Source Mode Smart Remote Mode uses two DSP FTA410 units Loopback Mode uses one DSP FTA410 unit Far End Source Mode requires a separate optical source such as the Fluke FOS 850 1300 multimode source or the Fluke LS 1310 1550 laser source Figures 8 9 and 10 show the three configurations HUMBER OF If required in SETUP set the numbers of adapters ADAPTERS and splices added to each fiber path since the NUMBER OF reference was set SPLICES ADAPTER TYPE In SETUP select the type of adapter The graphic He 1p screens show how to connect the test unit with different adapter types SET FIBER In SPECIAL FUNCTIONS set the reference power REFERENCE level for the power loss test Figures 5 6 and 7 show the reference connections for the three remote end configurations Setting Up for Fiber Tests Setting Up for Fiber Tests This section tells you how to configure your test tool for testing fiber links Selecting a Test Standard and Fiber Type Fiber test standards define limits for losses in adapters and splices
10. select a custom test name then press ewreR 2 If you want to edit the name of the custom test press ENTER then use the alphanumeric display to enter a new name 3 To select a test standard which determines the default values for your custom standard select the current standard under USE DEFAULT YALUES FROM on page 1 of the custom test displays 4 To see and change other parameters return to page 1 of the CONFIGURE CUSTOM TEST displays then press GD Page Down Fiber Test Reports Fiber test reports can be saved viewed printed and uploaded to a PC in the same way as other DSP 4000 test reports See Chapter 5 in the DSP 4000 Users Manual for more information Maintenance Clean the case with a soft cloth dampened with water or a mild detergent Do not use abrasives or solvents Clean the optical connectors as described under Cleaning the Fiber Connections Always cover the connectors with a dust cap when not in use Do not open the DSP FTA410 case There are no user serviceable parts inside Calibration Have the DSP FTA410 units calibrated at an authorized Fluke Service Center every 12 months 39 DSP FTA410 Users Manual Repair If a DSP FTA410 unit requires service pack it in the original shipping container and send it postage paid and insured to the nearest Fluke Service Center Include a written description of the problem Fluke assumes no responsibility for shipping damage Refer to the warranty
11. DSP FTA410 Fiber Test Adapter Users Manual September 1998 Rev 1 2 00 1998 2000 Fluke Corporation All rights reserved Printed in U S A All product names are trademarks of their respective companies LIMITED WARRANTY AND LIMITATION OF LIABILITY Each Fluke product is warranted to be free from defects in material and workmanship under normal use and service The warranty period is one year and begins on the date of shipment Parts product repairs and services are warranted for 90 days This warranty extends only to the original buyer or end user customer of a Fluke authorized reseller and does not apply to fuses disposable batteries or to any product which in Fluke s opinion has been misused altered neglected contaminated or damaged by accident or abnormal conditions of operation or handling Fluke warrants that software will operate substantially in accordance with its functional specifications for 90 days and that it has been properly recorded on non defective media Fluke does not warrant that software will be error free or operate without interruption Fluke authorized resellers shall extend this warranty on new and unused products to end user customers only but have no authority to extend a greater or different warranty on behalf of Fluke Warranty support is available only if product is purchased through a Fluke authorized sales outlet or Buyer has paid the applicable international price Fluke reserves the right to invoic
12. NG BUT NOT LIMITED TO ANY IMPLIED WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PAR TICULAR PURPOSE FLUKE SHALL NOT BE LIABLE FOR ANY SPECIAL INDIRECT INCIDENTAL OR CONSEQUENTIAL DAMAGES OR LOSSES INCLUDING LOSS OF DATA ARISING FROM ANY CAUSE OR THEORY Since some countries or states do not allow limitation of the term of an implied warranty or exclusion or limitation of incidental or consequential damages the limitations and exclusions of this warranty may not apply to every buyer If any provision of this War ranty is held invalid or unenforceable by a court or other decision maker of competent jurisdiction such holding will not affect the validity or enforceability of any other provi sion Fluke Corporation Fluke Europe B V P O Box 9090 P O Box 1186 Everett WA 98206 9090 5602 BD Eindhoven U S A The Netherlands 11 99 Table of Contents Introductio ssia sa keas Ed p E eS ais ded ERE Unpacking Safety Information 0 0 00 Fiber Test Adapter Features Getting Started eee Cleaning the Fiber Connections Verifying OperatiOnicess esi idsssesscascctsvesssvesscveceedssasducssasvessisusotgasiestesaties Summary of Fiber Test Settings ccc ee csceseeeceeeeecseeseeeeeeeserseeaeens Setting Up for Fiber Tests Selecting a Test Standard and Fiber Type Setting the Remote End Configuration ce eeesceeeeeeeeeeeneeeees Selecting the Adapter Type Setting the Number of Adapters and Splices Setting a R
13. ation delay of the of the fiber between the output and input ports of the DSP FTA410 unit Power Measures the optical power received at the input port on the main unit Power is measured at 850 nm and 1300 nm Send 858 nm or 1388 mm Continuously transmits a 850 nm or 1300 nm optical signal at the output port Single Test for Far End Source Mode The Rece iwe test which requires a separate multimode or singlemode source at the far end continuously measures optical power at the main unit With a multimode source you can measure power at 850 nm or 1300 nm With a singlemode source you can measure power at 1310 nm or 1550 nm 31 DSP FTA410 Users Manual Monitoring Optical Power You can use the MONITOR position of the DSP 4000 rotary switch to monitor the output power produced by a source such as an optical network interface card or optical test equipment You can also monitor the power received at the end of a fiber link To monitor optical power proceed as follows 1 Select a known good patch cord Clean all fiber connectors 2 Connect the test tool to the optical source as shown in Figure 11 3 Turn the rotary switch to MONITOR 4 SelectOptical Power then press ENTER 5 Select the appropriate multimode or singlemode wavelength to monitor then press ENTER 6 To switch between measurements in dBm and uW microwatts press Cc 32 Monitoring Optical Power Optical patch cord SC at test tool
14. back Mode 26 Autotest Results for Loopback Mode Table 4 Loss Results for Loopback Mode Result Description Direction Direction A B is from the output port to the input port A B using the connections made when you started the Autotest Loss dB The combined loss of all fibers in the link under test Loss is automatically measured at both 850 nm and 1300 nm Limit dB The maximum loss allowed by the selected test standard For some standards the limit is calculated using the numbers of adapters and splices you entered and the losses allowed for these by the test standard Hargin dB The difference between the limit and the measured loss This number is negative if the link failed Length Results for Loopback Mode Table 5 describes the length test results for Loopback Mode Table 5 Length Results for Loopback Mode Result Description Length The measured length The result shows the combined length of all fibers between the output port and the input port Limit The maximum length the test standard allows for a fiber Result Pass means the measured length is less than the limit Fail means the length exceeds the limit Note When there is too much loss to determine length the length is reported as a question mark 27 DSP FTA410 Users Manual Autotest Results for Far End Source Mode An Autotest using Far End Source Mode measures loss for singlemode or multimode fibers Th
15. e Autotest runs continuously until the key is pressed Table 6 describes the results The results display also features softkeys that are available only for Far End Source Mode e Options Lets you set the direction of the test A B or B A e Power Lets you measure optical power at the selected wavelength 28 Autotest Results for Far End Source Mode Table 6 Loss Results for Far End Source Mode Result PaASS FAIL Loss dB Limit dB Singlemnode 1318 nm or 1558 nm Multimode 858 nm or 13668 nm A B or B A Reference Date and time Description Pass means the power loss is less than allowed by the limit Fail means the loss exceeded the limit The measured optical power loss The maximum loss you set with the gt Options softkey The singlemode wavelength you selected before you ran the Autotest The multimode wavelength you selected before you ran the Autotest The direction of the test To set the direction press GCD Options then select the desired direction The current reference value See the earlier section Setting a Reference for Far End Source Mode for information The date and time the reference was set 29 DSP FTA410 Users Manual Single Tests The SINGLE TEST mode on the DSP 4000 rotary switch lets you run individual fiber tests Single Tests are useful for quick checks of continuity length or loss and for isolating faults and testing repairs S
16. e Buyer for importation costs of repair replacement parts when product purchased in one country is submitted for repair in another country Fluke s warranty obligation is limited at Fluke s option to refund of the purchase price free of charge repair or replacement of a defective product which is returned to a Fluke authorized service center within the warranty period To obtain warranty service contact your nearest Fluke authorized service center to ob tain return authorization information then send the product to that service center with a description of the difficulty postage and insurance prepaid FOB Destination Fluke assumes no risk for damage in transit Following warranty repair the product will be returned to Buyer transportation prepaid FOB Destination If Fluke determines that failure was caused by neglect misuse contamination alteration accident or abnormal condition of operation or handling including overvoltage failures caused by use outside the product s specified rating or normal wear and tear of mechanical components Fluke will provide an estimate of repair costs and obtain authorization before commencing the work Following repair the product will be returned to the Buyer transportation prepaid and the Buyer will be billed for the repair and return transportation charges FOB Ship ping Point THIS WARRANTY IS BUYER S SOLE AND EXCLUSIVE REMEDY AND IS IN LIEU OF ALL OTHER WARRANTIES EXPRESS OR IMPLIED INCLUDI
17. each path When power loss is measured as shown in Figure 8 there are three adapters in each path You have added two adapters in each path so you would enter 2 for the Number of Adapters count in SETUP The test tool uses the number of adapters and splices you enter and the measured length of the fiber to calculate the loss limit for the link If the measured loss is greater than the calculated limit allows the link fails The insertion loss allowed for each adapter or splice depends on the selected test standard If necessary you can change the insertion loss used for adapters or splices by creating a custom test as described on page 38 Setting a Reference The reference is used for power loss and delay measurements Setting a reference lets your DSP 4000 test tool automatically subtract out the losses or delays due to patch cords or the DSP FTA410 units The loss and delay for a fiber under test is automatically calculated as the difference between the reference loss and delay and those values measured with the fiber inserted For the most accurate test results you should set the reference at these times e Anytime you start using a different DSP FTA410 unit or other optical source e Anytime you reconnect a patch cord or change the cord used on the DSP FTA410 output port or other source Note For the most accurate test results set the reference at the beginning of each day using the test configuration Figure 5 6 or 7 yo
18. eferences sceicsstsssdcadesss Snes EEEE EE IEAA Setting a Reference for Smart Remote Mode Setting a Reference for Loopback Mode sssesesesseseeeesrserrerereeree Setting a Reference for Far End Source Mode 1 00 cceeeeeeeeeeeeeeeees Changing the Index of Refraction Running an Autotest vis csasescicsssntssaceecsstsccorvaceneosesescenveacenrsguncaveencsessoseese Saving Autotest Results ees csecsceeseesecssesessceeeeecsesseeseesseesseeaeens Autotest Results for Smart Remote Mode Pass Fail and Headroom Results for Smart Remote Mode Loss for Smart Remote Mode cccececeecsessesesseeseeeeseesesseeseesseaeaee Length Results for Smart Remote Mode Bi Directional Testing cccececeeceeeeeeeeseeeceeeeseeeeeeaeceeeeaeeneeeaeeeeenees Swapping Connections 0 0 0 cceecceesseecseesesseeseeseesceseeeceeseeeeeeesaeeaeeas Bi Directional Autotest Results re Autotest Results for Loopback Mode ceccescescceceeseeeseeteeeeeeeeeeeeeseeee Pass Fail and Headroom Results for Loopback Mode 00 Loss Results for Loopback Mode Length Results for Loopback Mode cccescceseeseeeeeeseeeeeeeeeeeeeeeeee Contents continued Autotest Results for Far End Source Mode DINGS TV SStS ois e aea aaa E EAS ETE eai Single Tests for Smart Remote Mode s s ssssssssseeseseerersrssrerreesesrees Single Tests for Loopback Mode Single Test for Far End Source Mode Monitoring Op
19. end OUTPUT Test tool with fiber test Optical network interface card adapter or optical power source Monitoring optical power at a source Optical patch cord SC at test tool end Optical Fiber link patch cord Optical connections OUTPUT Test tool with fiber test Optical network interface card adapter or optical power source Monitoring optical power at the end of a link tt09f eps Figure 11 Monitoring Optical Power 33 DSP FTA410 Users Manual Using the Talk Mode With two DSP FTA410 Fiber Test Adapters you can use the DSP 4000 headsets for two way voice communication over the two fibers under test To use the Talk mode connect the main and remote units for Smart Remote Mode then press on either unit Refer to Figure 8 for connections To adjust the volume at the main unit use the keys On the remote unit press to cycle through the volume settings To exit Talk mode press on the main unit The Talk mode turns off automatically when you start a fiber test or turn the rotary switch to a new position Using the FindFiber Feature The FindFiber feature lets you quickly check fiber connectivity and can help you determine which fibers go to which connectors at a patch panel Note The FindFiber feature is not available in Far End Source Mode Use the FindFiber feature as follows 1 For Smart Remote Mode make the connection
20. erence 11 Loopback Mode 14 Smart Remote Mode 12 remote end configuration which to use 10 repair replacement parts S safety information saving Autotest results self test 6 send Loopback Mode Smart Remote Mode 30 service 40 set fiber reference 11 Far End Source Mode Loopback Mode Smart Remote Mode single tests 30 singlemode Far End Source Mode singlemode source reference connections 15 test connections 20 Smart Remote Mode Autotest results 21 reference connections 13 test connections 18 specifications 42 splices 11 standard equipment T talk mode 34 test standard selecting testing the DSP FTA410 4 V voice communications volume for talk mode W website Fluke
21. es of the DSP FTA410 Fiber Test Adapter M 3 Attaching a DSP FTA410 cccecceseesetetseeeeeees a 4 Connections for a Self Test cece E ae Setting a Reference for Smart Remote Mode eee eeeeeeeeeeees 6 Setting a Reference for Loopback Testing eseeeeeeseeeneeeeeeeees 7 Setting a Reference for Far End Source Mode 8 Test Connections for Smart Remote Mode ccccccccessscceesseeeessees 9 Test Connections for Loopback Mode ccceeeceseeseeeeseeeeeeeneeeeeaes 10 Test Connections for Far End Source Mode i 11 Monitoring Optical Power 0 0 cece 12 Using FindFiber with a Smart Remote sae 13 Using FindFiber with a Loopback Cable ssessseeeeeeneeeeerererereeeeee Contents continued vi Introduction The DSP FTA410 Fiber Test Adapter lets you use a DSP 4000 CableAnalyzer test tool to test and certify fiber optic cable installations The fiber test adapter includes the following features Autotest function measures optical power loss at 850 nm and 1300 nm and length on dual fiber multimode links Provides pass fail results based on common fiber test standards Includes built in support for SFF Small Form Factor link testing With a separate laser source such as the Fluke LS 1310 1550 Laser Source you can test singlemode fiber at 1310 nm and 1550 nm Monitors power at 850 nm 1300 nm 1310 nm and 1550 nm from optical sources such as test equipment and optical interface ca
22. for warranty repair terms Contact the nearest service center for post warranty repair terms and prices Contacting Fluke To contact Fluke call one of the following telephone numbers USA 1 888 99 FLUKE 1 888 993 5853 Canada 1 800 36 FLUKE 1 800 363 5853 Europe 31 402 678 200 Japan 81 3 3434 0181 Singapore 65 738 5655 Anywhere in the world 1 425 446 5500 Or visit Fluke s Web site at www fluke com Replacement Parts and Accessories Table 9 shows the replacement parts and accessories available for the DSP FTA410S Fiber Test Option Set 40 Replacement Parts and Accessories Table 9 Replacement Parts and Accessories Description SC ST patch cord multimode 62 5 um ST ST test jumper multimode 62 5 um ST ST adapter SC SC adapter Dust cap for the SC connector on the DSP FTA410 Fiber Test Adapter LS 1310 1550 Laser Source FOS 850 1300 Fiber Optic Source multimode DSP FTA410 Users Manual English DSP FTA410 Users Manual French DSP FTA410 Users Manual Spanish DSP FTA410 Users Manual Italian DSP FTA410 Users Manual German DSP FTA410 Users Manual Portuguese DSP FTA410 Users Manual Simplified Chinese DSP FTA410 Users Manual Japanese Fluke Part Number or Model Number FOC ST SC NF230 NF300SM NF310SM 669991 LS 1310 1550 FOS 850 1300 691656 691659 691698 691667 691664 691706 691683 691691 41 DSP FTA410 Users Manual Specifications General Specifications
23. in by viewing the loss results of the output and input fibers Loss for Smart Remote Mode Loss is the optical power lost through the fiber adapters splices and other components in a fiber link The test tool determines power loss by calculating the difference between the received power and the reference power level The loss is compared to the limit allowed by the selected test standard to produce a pass or fail result Table 2 describes the loss results for Smart Remote Mode 22 Autotest Results for Smart Remote Mode Table 2 Loss Results for Smart Remote Mode Result Description Fiber The fiber output or input that corresponds to the test results If bi directional testing is enabled the output fiber is the fiber you connected to the output port of the main unit after swapping the fibers Result Pass means the power loss is less than allowed for the link Fail means the loss exceeded the limit Direction Direction A B runs from the main unit to the remote B A B or B A A runs from the remote to the main unit Loss dB The measured power loss Loss is automatically measured at both 850 nm and 1300 nm Limit dB The maximum loss allowed by the selected test standard For some standards the limit is calculated using the numbers of adapters and splices you entered and the losses allowed for these by the test standard Hargin dB The difference between the limit and the measured loss This number
24. ingle Tests run continuously so you can make adjustments to a link and watch the results as they happen Single Tests for Smart Remote Mode If an Autotest fails you can use these tests to isolate problems on one of the fibers in a link To connect for a Single Test in Smart Remote Mode refer to Figure 8 e Loss Qutput Fiber or Input Fiber Measures optical power loss on the fiber connected to the main unit s output or input port e Length Measures fiber length as done during an Autotest e Propagation Delay Determines the propagation delay of each fiber e Hear End Power orFar End Power Measures the optical power received by the main unit near end or the remote unit far end e Send 58 nm or 1388 mm The main unit continuously transmits 850 nm or 1300 nm light from its output port 30 Single Tests Single Tests for Loopback Mode Use these tests to troubleshoot fiber links test patch cords and check spools of fiber before installation Total Loss Measures the optical power loss between the output and input ports of the DSP FTA410 unit If two fibers are connected end to end with a loopback cable the total loss of both fibers is displayed Total Length Measures the total length of the fiber between the output and input ports of the DSP FTA410 unit If two fibers are connected end to end with a loopback cable the total length of all fibers is displayed Propagation ODelay Measures the total propag
25. ith the appropriate adapters 3 Make the connections shown in Figure 6 4 Turn the rotary switch to SPECIAL FUNCTIONS Select Set Fiber Ref erence then press ENTER Patch cords of the same type as the fiber rg to be tested and SC at test tool ends A Adapter INPUT Test tool with fiber test adapter tt04 eps Figure 6 Setting a Reference for Loopback Mode 14 Setting Up for Fiber Tests Setting a Reference for Far End Source Mode 1 Turn on the test tool and the optional source Set the remote end configuration to Far End Source Mode Let the DSP FTA410 units warm up for five minutes Let the optional source warm up as required Choose two known good patch cords with the appropriate connector types Clean all fiber connectors Make the connections shown in Figure 7 Turn the rotary switch to SPECIAL FUNCTIONS Select Set Fiber Ref erence then press ENTER Optical patch cords Pi SC at test tool end Test tool Optical source with fiber test such as adapter Fluke LS 1310 1550 or FOS 850 1300 tto5f eps Figure 7 Setting a Reference for Far End Source Mode 15 DSP FTA410 Users Manual Changing the Index of Refraction The index of refraction n is the ratio of the velocity of light in free space to the velocity of light in a fiber This value is used with the measured propagation delay to determine fiber length The test tool can store n value
26. ld connect the fiber ends to the patch cords on DSP FTA410 output and input ports e Far End Source Mode is used with a laser source such as the Fluke LS 1310 1550 Laser Source to test singlemode fiber You can also use Far End Source Mode with a separate multimode source such as the Fluke FOS 850 1300 Fiber Optic Source Refer to Figure 10 Selecting the Adapter Type The test tool provides graphic help screens to show you how to make the proper fiber connections for testing Since the connections are not the same for all types of adapters you will want to select the adapter type to match the connectors on the fiber links you will be testing Selecting the adapter type will be particularly helpful when you are testing Small Form Factor SFF fiber links In the SETUP mode press the GD Page Down softkey until you find the adapter type setting To modify the setting press ENTER The default setting for the adapter type is General Use this setting if you are not sure what type of adapter you are testing 10 Setting Up for Fiber Tests Setting the Number of Adapters and Splices Some test standards use a calculated limit for the loss test This limit includes the number of adapters and splices in the link In the test tool s SETUP mode enter the number of adapters and number of splices added in each direction of the fiber path since the reference was set For example the reference connections in Figure 5 show one adapter in
27. n Loopback Mode In Far End Source Mode the test tool does not prompt you to swap connections If you need bi directional results in this mode swap the locations of the test tool and the source change the direction of the test select A B or B A under G D Opt ions on the Far End Source Autotest display then run a second Autotest Bi Directional Autotest Results Bi directional Autotest results list the test directions as A B and B A In Smart Remote Mode A B runs from the main unit to the remote B A runs from the remote to the main unit Output Fiber refers to the fiber that you connected to the main unit s output port after you swapped the fibers 25 DSP FTA410 Users Manual Autotest Results for Loopback Mode This section describes the Autotest results for Loopback Mode The descriptions of loss length and propagation delay tests also apply to Single Tests using Loopback Mode To see the complete results for a test press D iew Result on the first Autotest display use to highlight the desired test then press ENTER Pass Fail and Headroom Results for Loopback Mode The pass fail result shown on the first Autotest display tells you if the fiber link tested within the limits of the selected test standard Headroom indicates how much more loss you could have in the link without exceeding the limits of the selected test standard Loss Results for Loopback Mode Table 4 describes the loss results for Loop
28. ng surrounding a fiber core to reflect light back into the core Core The light conducting central portion of an optical fiber 45 DSP FTA410 Users Manual dBm A unit of power in decibels assuming a reference of 1 mW 1 1000 of a watt The dBm unit expresses loss or gain as a ratio of output power to the reference power as follows output power mW dBm 10 log Full duplex Simultaneous transmission of data in two directions Headroom The smallest margin in a set of loss margins Index of refraction n The ratio of the velocity of light in a vacuum to the velocity of light in a fiber Light travels more slowly through a fiber than through a vacuum so n values are always greater than or equal to one Insertion loss Loss of optical power caused by adding a connector adapter splice or other optical component to a fiber path Launch cable A fiber patch cord used to couple an optical source to a fiber Macrobending losses Light losses due to large radius bends in a fiber such as bends made during installation 46 Glossary Margin The difference between the measured power loss and the maximum loss allowed for the link Microbending losses Light losses due to microscopic imperfections in a fiber Multimode fiber Fiber with a relatively large core 50 um or more that offers many paths or modes for propagation of light n See index of refraction Numerical aperture A pa
29. onnected to the wrong ports on a DSP FTA410 unit The fibers are swapped at one end of the link A patch cord is broken Retest using a different set of patch cords Power loss is somewhat more than expected There is one or more dirty connections in the link Clean all fiber endfaces and retest The number of adapters or splices set in SETUP is too low The reference power level is incorrect Set the reference again using the same patch cords to be used for testing A patch cord or fiber segment has the wrong core size For example you are using 62 5 um patch cords to connect to a 50 um fiber Or you are using multimode patch cords or adapters to connect to singlemode fiber A known length of cable measures too long or too short The index of refraction is not set correctly for the fiber under test Set the index of refraction to give the correct length for a known length of the fiber 44 Appendix B Glossary Adapter A device used to mate fiber connectors of the same or different styles Attenuation A loss of optical power mostly due to poor connections or to light diffusion caused by imperfections in the fiber material scattering Bandwidth The range of frequencies a fiber can transmit without significant power loss Buffer A layer of protective material surrounding the cladding of a fiber The buffer helps protect the fiber from physical damage Cladding A glass coati
30. r five minutes Verify that the Autotest display shows the correct test standard cable type and remote end configuration You can change these selections in the SETUP mode Select patch cords of the same type as the fiber to be tested Refer to Figures 8 9 and 10 for the number of patch cords required for your remote end configuration Clean all fiber endfaces If you wish you can press D He 1p to show how to make the fiber connections You can select the type of adapter in the SETUP mode This will be particularly helpful when testing Small Form Factor SFF links Set the reference level if it has not already been set See Setting a Reference on page 101 Connect the test tool to the fiber cable as appropriate Refer to Figures 8 9 and 10 To start the Autotest press ENTER If you are using Far End Source Mode select the wavelength that matches the source then press ENTER For other modes the DSP 4000 test tool automatically switches between 850 nm and 1300 nm during the Autotest If bi directional testing is enabled the test tool stops halfway through the bi directional Autotest and prompts you to swap the fiber connections Swap the connections at the patch panel or link connector not at the DSP FTA410 ports 17 DSP FTA410 Users Manual Optical test jumpers f Optical patch cords Fiber Link Optical patch cords SC at test tool ends SC at test tool ends O val lt 4 Optical Connections
31. rameter that represents a fiber s ability to gather light The numerical aperture is the sine of the maximum angle at which a fiber accepts light A fiber with a higher numerical aperture gathers more light Optical power Optical power measured at a source or the end of a fiber and expressed in microwatts uW or in decibels with reference to one milliwatt dBm Propagation delay The time taken for a light pulse to travel the length of a fiber Propagation delay is a function of a the length of a fiber and its index of refraction Receive cable A fiber patch cord used to couple a fiber to an optical receiver 47 DSP FTA410 Users Manual SC connector Subscription Channel Connector An optical connector that originated in Japan and provides push pull connections low loss and low backreflection Singlemode fiber Fiber with a small core 8 um to 10 um that offers just one path or mode for propagation of light ST connector Straight Tip Connector A popular fiber connector originally developed by AT amp T SFF connector Small Form Factor Connector Several different types are available on the market including the MT RJ VF 45 LC and Fiber Jack 48 A A B 25 accessories adapters attaching the FTA410 Autotest bi directional testing Far End Source Mode connections Far End Source Mode results Loopback Mode connections Loopback Mode results 26 running saving results 21 Smar
32. rds Transmits or receives 850 nm or 1300 nm light for performing quick continuity checks Graphic He 1p screens show you how to make proper fiber connections FindFiber feature helps you verify optical connectivity Allows two way voice communication over the fiber under test using two DSP FTA410 units and the headsets supplied with the DSP 4000 test tool Saves fiber test results for printing or uploading to a PC DSP FTA410 Users Manual Unpacking The DSP FTA410S Fiber Test Option Set includes the following items which are shown in Figure 1 e Two DSP FTA410 Fiber Test Adapters e Two ST ST adapters e Four SC ST 62 5 um multimode patch cords e Two short ST ST 62 5 um multimode test jumpers e DSP FTA410 Users Manual not shown e Warranty registration card not shown If anything is damaged or missing contact the place of purchase immediately DSP FTA410 2 test jumpers 2 SC ST Multimode ST ST Adapters 2 patch cords 4 tt14f eps Figure 1 Standard Equipment Safety Information Safety Information AWarning To avoid possible eye damage caused by hazardous radiation Never look directly into optical output connectors see Figure 2 Some sources produce invisible radiation that can permanently damage your eyes Do not open the case no user serviceable parts are inside Do not use magnification to view the optical outputs without proper filtering Use of controls adjustments
33. s for 50 um multimode and 62 5 um multimode cable types One set is for the standard tests and four sets are used for custom tests If you need to change the factory setting for n to match the fiber you are testing proceed as follows 1 Turn the rotary switch to SETUP Use GD Page Down and to find and highlight the index of refraction setting 2 Use and to adjust the setting to the desired value then press Errn If you change n for a custom test setup this n value will be used only for that custom test If you are not setting up a custom test the new n value will be used for all tests except custom tests Running an Autotest The Autotest certifies dual fiber links based on the fiber standard you select You can also use the Autotest in Far End Source Mode to measure loss on a single fiber Using Autotest rather than a Single Test gives you the option of saving the test results You use an Autotest on multimode fiber links to check optical power loss at 850 nm and 1300 nm fiber length and propagation delay If you use an optional multimode source such as the Fluke FOS 850 1300 source Autotest measures optical power loss only 16 Running an Autotest Singlemode fiber links are tested for loss at 1310 nm and 1550 nm a separate laser source is required Run an Autotest as follows 1 Turn the test tool s rotary switch to AUTOTEST and turn on the remote if used Let the DSP FTA410 units warm up fo
34. s shown in Figure 12 For Loopback Mode make the connections shown in Figure 13 2 Turn the rotary switch to SPECIAL FUNCTIONS then press ENTER Turn on the remote unit if you using Smart Remote Mode 3 Press to start the FindFiber test 4 For Smart Remote mode try various connections to the patch panel with the main unit s INPUT fiber until the Receiving Near End result shows PASS Then try various connections with the main unit s OUTPUT fiber until the Receiving Far End result shows PASS Tables 7 and 8 show the main unit results and remote unit LED results for Smart Remote Mode For Loopback Mode try various connections with the main unit s INPUT fiber until the Receiving Near End result shows PASS 34 Using the FindFiber Feature Table 7 Main Unit Results for the FindFiber Test Smart Remote Mode Results Description Receiving Hear End FAIL The main unit s INPUT fiber path is not complete The main unit cannot determine 7 Receiving Far End the state of the OUTPUT fiber path Receiving Hear End Pass The main unit s INPUT fiber path is complete The main unit s OUTPUT fiber ae j L Receiving Far End Far path is not complete Receiving Near End PASS Both fiber paths are complete Receiving Far End Pass Table 8 Smart Remote LED Results for the FindFiber Test Results Description No LEDs flash The remote unit s INPUT fiber path is not complete Only the TEST LED
35. t Remote Mode connections Smart Remote Mode results 2 1 B B A 25 bi directional testing C cable type selecting 9 calibration 39 cleaning fibers 6 compatibility with test tools 5 connectors 11 custom fiber tests 38 D definitions direction Far End Source Mode 28 direction of tests 25 Index E equipment optional standard 2 LF Far End Source Mode Autotest results 28 reference connections softkeys 28 test connections 20 when to use fiber type selecting FindFiber 35 Fluke contacting 40 G glossary 45 H headroom index of refraction changing input fiber 23 insertion loss L laser source reference connections 15 test connections length Loopback Mode Smart Remote Mode 24 DSP FTA410 Users Manual limit Far End Source Mode 28 locating fibers 35 Loopback Mode Autotest results 26 reference connections 14 test connections loss Far End Source Mode 29 Loopback Mode Smart Remote Mode 22 loss budget 11 M maintenance margin multimode source Autotest with N n changing number of adapters and splices 11 0 optical power options softkey output and input fibers Autotest re ports 21 output fiber 23 P power softkey 28 propagation delay Loopback Mode 28 Smart Remote Mode 24 R ref
36. tical Power Using the Talk Mode Using the FindFiber Feature sie Configuring a Custom Fiber Test ceeeeseeseeesseeeenesseeeeseeereeeeeaees Fiber Test Reports asees pr Ee E N e TEES Maintenance Contacting Fluke Replacement Parts and Accessories Specifications eee General Specifications Optical Transmitter Optical Receivers iisseasect tiie anaieri a e a 42 Fiber Troubleshooting Guide eee sseeseeeceeeeeenecseeseeseeeeeeeeeaees GIOSS ATY oes cs sos toes aac tty one E S er ate eee areata Index List of Tables Table Title Page 1 Settings for Testing Fiber teoseks iT EE 8 2 Loss Results for Smart Remote Mode 3 Length Results for Smart Remote Mode 4 Loss Results for Loopback Mode es 5 Length Results for Loopback Mode eececeseseeeeeeeseteeeseeeeeeeeees 6 Loss Results for Far End Source Mode ccccescccsseeeseeeseeeeeesesens 7 Main Unit Results for the FindFiber Test Smart Remote Mode 8 Smart Remote LED Results for the FindFiber Test ccceesceeee 9 Replacement Parts and Accessories ccsscsseesseeseeeeseeeeeeeetseeeeatees 10 Common Problems in Fiber Links cccscecesecssecesseeeseeeeseeesseeeeaes ili Contents continued iv List of Figures Figure Title Page 1 Standard HqQuipmMent 5 csssccsessorseessssscesteencoecsenignsistassesens ievasesbersioteres PA Featur
37. u will be using that day The test tool stores separate reference values for each remote end configuration DSP FTA410 Users Manual Setting a Reference for Smart Remote Mode 1 Turn on the test tool and the remote Let the DSP FTA410 units warm up for five minutes Set the remote end configuration to Smart Remote Mode 2 Choose four known good SC ST patch cords Clean all fiber endfaces Note If the fiber to be tested does not use ST adapters select patch cords with SC adapters on one end and the appropriate adapters on the other end Mate the cables with the appropriate adapters 3 Make the connections shown in Figure 5 4 Turn the rotary switch to SPECIAL FUNCTIONS Select 5et Fiber Ref erence then press ENTER 12 Setting Up for Fiber Tests Patch cords of the same type as the fiber to be tested and SC at test tool ends As Test tool Remote with fiber test with fiber test adapter adapter tt03 eps Figure 5 Setting a Reference for Smart Remote Mode 13 DSP FTA410 Users Manual Setting a Reference for Loopback Mode 1 Turn on the test tool Let the DSP FTA410 units warm up for five minutes Set the remote end configuration to Loopback Mode 2 Choose two known good SC ST patch cords Clean all fiber endfaces Note If the fiber to be tested does not use ST adapters select patch cords with SC adapters on one end and the appropriate adapters on the other end Mate the cables w
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