Ericsson FSU 995 F User Manual Download Page 84

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Summary of Contents for FSU 995 F

Page 1: ...Established 1981 Advanced Test Equipment Rentals www atecorp com 800 404 ATEC 2832...

Page 2: ...FSU 995 FA User s manual 133ST010R1A...

Page 3: ...1 User s manual for the FSU 995 FA single fiber fusion splicer by Ericsson...

Page 4: ...2...

Page 5: ...Splicing process 28 Program parameters 36 Pre defined programs Programs 01 10 41 Program editing Programs 11 50 43 Parameter editing review 53 Special functions 55 Advanced splicing parameters 55 Serv...

Page 6: ...the forty editable slots you have for designing your own splicing programs to suit your special needs In this manual the instructions you will need to run the pre defined programs 01 10 will be the fo...

Page 7: ...uring operation l Never loosen any screws except those mentioned in this manual since you may harm important adjustments l Do not insert objects other than stripped and cleaned optical fiber or cleani...

Page 8: ...ctrodes Two pairs of V grooves Blue 125 mm 1mm Black 250 mm 2mm 2 3 4 5 Fiber fixture optional see p 23 Holds fiber secure during removal Left V groove Used in fiber alignment Left fiber clamp Fixes f...

Page 9: ...a fine gap or close a gap To initiate a splicing procedure On Off Esc Mode Hot Image Yes No Enter 0 9 0 9 0 9 Select _ View Focus 1 6A Fuse Output for video Auxiliary 12V video output see Appendix B 2...

Page 10: ...up to 1 mm See also p 11 Use the black V grooves when you intend to clamp on primary coating They are designed for fiber with a nominal primary coating of 250 mm as well as loose tube secondary coate...

Page 11: ...e Note that the splicer always starts in Automode when just turned on A list of the pre defined splicing programs 01 10 is found on page 16 5 Splice the fibers 17 Press the fuse button 6 Check the spl...

Page 12: ...ow It is important that you do not put undue stress on the fibers by bending or crimping them v Illustrations of strippers for secondary and primary coating BASIC OPERATION Fiber preparation Loose tub...

Page 13: ...amping on bare fiber Use Black V grooves Clamping on primary coating Loose secondary coating 12 mm primary coating 5 mm 5 mm Primary coating Tight secondary coating Primary coating 17 mm 17 mm Fiber p...

Page 14: ...ling you that it is calibrat ing parameters Once calibration is completed the splicer will tell you to INSERT FIBERS and to CLOSE SAFETY SHIELD BASIC OPERATION Splicer preparation FSU 995 FA AUTO MODE...

Page 15: ...SM P01 PRESS FUSE BUTTON AUTO ALIGNING FUSION Check the fibers 4 Before you take any more steps toward splicing you should check the fibers in the monitor to make sure they are clean and well cleaved...

Page 16: ...section on Basic Operation we are only going to use the pre defined programs Programs 01 10 as examples but you would follow the same selection procedure if you wanted to load in one of your own progr...

Page 17: ...SM SM and in the mes sage field the splicer will ask if you want to change the pro gram again If you are satisfied with the splicing program displayed press No F The splicer will then ask whether you...

Page 18: ...ses are explained in the section on Advanced Operation see p 28 Screen viewer with parameters for Program 01 BASIC OPERATION Splicing mode and program selection Program Name Prog No Fiber type Splicin...

Page 19: ...splicing To start the automatic splicing sequence press FUSE The splicer will then automatically align the fibers roughly pre fuses focuses the view performs fine alignment and finally fuse the fibre...

Page 20: ...nd left fibers until the outer edges of the fibers line up When you think the fibers are lined up you can start bringing the fibers towards each other by alternatively pressing the and buttons for eac...

Page 21: ...ap You then briefly press the GAP button The resulting gap should be as narrow as possible but still wide enough to allow for free movement of the fibers up and down see illustration on next page Usin...

Page 22: ...le Outer edges lined up Fuse 6 When the fibers are aligned to your satisfaction you can press the FUSE button and start fusion The splicer will follow the splicing program you chose earlier in our cas...

Page 23: ...multiple re fusion can result in reduced splice strength and or increased splice attenuation Fuse You should also visually evaluate the splice The sequence of images available includes two cold upper...

Page 24: ...o cated outside the core it reduces splice strength when inside the core it also contributes to higher splice loss The best action to take is to carefully re prepare the fibers Bulge A bulge in the ou...

Page 25: ...essary torsional tension on the fiber is to use the fiber fixtures available for the FSU 995 FA see adjacent picture Remove the fiber 1 Splice protection Make sure the heat shrinkable sleeve is positi...

Page 26: ...24...

Page 27: ...ve differently when spliced so the fiber type must be correctly specified in a splicing program C Splicing process 28 There are six different splicing processes available with the FSU 995 FA D Program...

Page 28: ...programs ADVANCED OPERATION Splicing program structure Program name NORMAL SM SM P01 ERBIUM M ATTENUATOR AN SM SM xxxxx xx xx NORMAL SM ECCENTRIC SM SM Erbium doped fiber ERBIUM DOPED FIBER Pre define...

Page 29: ...vel of dispersion at a chosen wavelength And again like depressed cladding fiber the dopants used to create the necessary gradation of refractive indexes make the core very difficult to see in hot ima...

Page 30: ...ally two superposed graphs The bar graph represents the electrode currents with respect to time The line graph represents the fiber distance with respect to time current 2 current 1 current 3 pre fuse...

Page 31: ...am eter automatically the same time it determines the RTC CURRENT Otherwise you will have to set it manually ACCEPTABL E O FFSET Time Images taken at each current peak Image analysis Current Model of...

Page 32: ...95 FA lamp when the fiber ends are aligning If you set a high parameter value the gap between the fiber ends will be wide when FUSION CUR RENT 2 is initiated and vice versa The control parameters used...

Page 33: ...e allowed to reach before the arc will shut off thus ending the splicing sequence We recommend that the first time you splice a new fiber combination that you run the Threshold type test see next page...

Page 34: ...ndex profiles decreases during splicing it is possible to determine the optimal match by just measuring the difference between the two index profiles stopping the splicing sequence when the difference...

Page 35: ...the process not to terminate before the divergence the RTC procedure must be initiated when the profiles have converged see bottom figure This you achieve by adjusting the splicing parameter FUSION TI...

Page 36: ...s set to 0 RTC is disabled and if set above 10 it determines the limit to the number of RTC cycles the splicer will carry out before ending the splic ing sequence automatically see above diagram OFFSE...

Page 37: ...light from an external source into the core Example of fiber probes for a micro scope Hour glass form at the end of the first pulling step using Program 09 Pulling or tapering control parameters PULL...

Page 38: ...ult values General parameters The general parameters hold information that concerns the overall structure of the splicing program Parameter Function Range Default PROGRAM NAME Max 16 character name Al...

Page 39: ...99 mm 1 0 mm eccentricity ACCEPTABLE OFFSET Max acceptable core offset 0 0 to 0 9 mm 0 3 mm RTC CURRENT Heating current for inital 6 0 to 29 9 mA 11 mA RTC images INDEX LIMIT Min acceptable hot fiber...

Page 40: ...ET 1 1 to 1 9 mm lower limit recommended 2 1 to 2 9 mm upper limit value 1 3 PULLING DISTANCE 11 to 19 mm lower limit The distance the fibers are 21 to 29 mm upper limit to be pulled ACCEPTABLE OFFSET...

Page 41: ...c the fiber ends touch FUSION CURRENT 1 Fusion current before 0 0 to 29 9 mA 10 5 mA the fiber ends touch During Hot core alignment it is the initial RTC current FUSION TIME 2 Fusion time after 0 0 to...

Page 42: ...field diameter 2 0 to 19 9 mm 9 8 mm for right fiber SET CENTER Sets normal splicing or 150 to 255 pixels off center splicing 360 pixels AOA CURRENT Arc on alignment current 6 0 to 29 9 mA 0 Disable...

Page 43: ...RRENT 0 0 mA EARLYPREFUSION NO ALIGNACCURACY 0 15 mm LOSSSHIFT 0 dB AUTOARCCENTER NO P01 Program 02 DSF SM SM Depressed cladding fiber Normal splicing PREFUSE TIME 0 2 s PREFUSE CURRENT 10 0 mA GAP 50...

Page 44: ...m RIGHT MFD 8 5 mm SET CENTER POSITION 255 AOA CURRENT 6 5 mA EARLY PREFUSION NO ALIGNACCURACY 0 10 mm LOSSSHIFT 0 dB AUTOARCCENTER NO P06 Program 07 ERBIUM DSF OVD Erbium with dispersion shifted Mode...

Page 45: ...ting The adjacent figure shows an example where the program we are editing is Program number 26 MODIFICATION 1 MODIFICATION 1 P26 NEW PROGRAM One of the most important features of Advanced Operation i...

Page 46: ...nt you will enter program editing mode If you answer No you will exit both program editing and program selection and will return to splicing mode Pass through security 3 If the program you have select...

Page 47: ...llow the same procedure as in step 3 Pass through security on source program See step 3 Use another program as a base 4 As has been recommended earlier it is helpful to use another program as a base w...

Page 48: ...code xx x You can then type in your new code using the number buttons As always with security codes it is best to pick something memorable but not too obvious You enter your new security code by pres...

Page 49: ...changed in the following steps steps 6 and 7 General parameters The general parameters ho Parameter PROGRAM NAME Entering text on the FSU 995 FA is controlled by the arrow buttons according to the ad...

Page 50: ...and ask you whether you want to change it by displaying Change fiber type in the message field If you are interested in changing the fiber type press Yes If you are only interested in changing the sp...

Page 51: ...tapering you will next see Normal splic ing again When the splicing process you want is in the message field you should press Yes ADVANCED OPERATION Program editing Edit control parameters 8 EDIT CONT...

Page 52: ...ol parameters for mode field matching as an example The range for possible values for mode field matching control parameters is listed on p 37 Cont from preceding page The following example is for a p...

Page 53: ...SION For an example of how to deal with such binary parameters see the parameter editing summary on page 53 Splicing parameter editing is complete when the value for the last parameter has been entere...

Page 54: ...sifed with the program press No and end the editing session The splicer will tell you it is Updating pa rameters and then return to splicing mode If you press Yes you will return to step 5 p 46 End ed...

Page 55: ...r ON No The NO button is used to answer two sorts of questions 1 In navigation to answer that you do NOT want to make the changes involved in the next step It is by pushing the NO button that you acce...

Page 56: ...and a variable region which toggles between Yes and No Press the No button to turn the parameter off and the Yes button to turn it back on again Press ENTER to save the value of the parameter 3 Param...

Page 57: ...ight fiber during splicing This is useful when splicing two different kinds of fibers requiring different temperatures for melting The value of the parameter represents the number of pixels from the l...

Page 58: ...g a low current that can be ignited during fine alignment This ensures that the alignment is carbon coating electrode force at igniting very low current 6 mA Increased force because of the conductivit...

Page 59: ...another slot by following the instructions on page 45 2 Press the button 3 Press the Yes button to say you want to run the current test You will subsequently have to answer No three times in order to...

Page 60: ...SPLICE LIST button Clean electrodes NO Splicelist handling YES Change list On Off YES Splice list On If necessary press Yes again so the parameter reads Splice list On Yes Then press ENTER The splicer...

Page 61: ...effectuates this process is PRINT SPLICELIST button Clean electrodes Splicelist handling YES Change list On Off NO Change list codes NO Print splicelist At this point you can press Yes to print out th...

Page 62: ...between ticks along the transversal axis of the fiber Press ESC when you want to exit from advanced hot image analysis The next level of analysis includes three sets of graphs A On the far left are t...

Page 63: ...eral functioning of the splicer The organization in sub groups is repeated by the order of editing you will find in flow chart form in Appendix C Parameter Function Range Default ENGLISH VERSION Mulit...

Page 64: ...pact for measured data in the 0 00 low equation used by the Automatic 0 99 high Arc Re centering function RTC CURR LOL Low limit for RTC current 0 to 29 9 mA 14 5 mA RTC CURR HIL High limit for RTC cu...

Page 65: ...fset in the upper view You then press the button to see the gap angles where L GAP ANGLE is the cleave angle of the left fiber and R GAP ANGLE is the cleave angle of the right fiber By pressing the bu...

Page 66: ...his example the ALTITUDE is set for 1 km above sea level the adjusted prefusion current is 11 2 mA and the adjusted fusion current 1 is 11 7 mA To switch from one current to the next you successively...

Page 67: ...FA and presents the output in a Microsoft Excel spreadsheet This allows you to monitor the performance of the splicer over time resulting in an overall improvement of splice quality as well as an incr...

Page 68: ...to the power supply input 90 264 V AC output 12V DC Note that it takes approximately ten hours to charge an empty battery so plan in advance Do not charge the battery for a longer period of time since...

Page 69: ...ooves blue and black and based on the kind of fiber you are splicing you will have to periodically exchange them To do so 1 Open the safety shield 2 Loosen the screw that fastens the V grooves with th...

Page 70: ...e If a sizzling sound persists even after cleaning the electrodes with the brush and the electrode cleaning program you probably have to replace them which is explained susequently To access electrode...

Page 71: ...trode Install the new electrodes by following the same procedure in reverse starting with step 8 and going backwards to 1 Lower electrode steps 5 8 5 Loosen and remove the knob on the right side of th...

Page 72: ...n of lower light intensity curve due to build up on mirror one Maintenance time table E Maintenance should be an important part of your daily routine with the FSU 995 FA To make it easier for you to k...

Page 73: ...D See NO FIBER FOUND See NO FIBER FOUND NO GAP FOUND The splicer can not locate the end Insert the fibers into the clamps again faces or the gap between them and or adjust the focus BAD LEFT GAP The s...

Page 74: ...ault messages cont Fault message Possible causes Suggested corrective measures SELECT NOT PRESSED Duringthethresholdtypetest the Redo threshold type test COMPUTE THRESHOLD button was not pressed and t...

Page 75: ...Align fiber in other view 2 Dirt on primary coating 2 Re prepare the fibers paying special V grooves and or fiber attention to cleaning both the fibers and V grooves Fibers twist up or down when Dirt...

Page 76: ...nsing Monitor 3 high resolution LCD monitor Video output 1 V p p positive 75 ohms CCIR Size 37 x 22 x 14 5 cm W x D x H approx 14 6 x 8 7 x 5 7 in Weight 6 45 kg without power supply approx 14 2 lbs T...

Page 77: ...an oval The editable area is indicated with a grey box Binary parameters which you toggle off and on with the YES and NO buttons and then select a state by pressing ENTER are indicated in the same fas...

Page 78: ...tal 2101 Splices 101 E Reset splices E Splice counter Y N Y N Resets splice counter to 0 Change wait time N Change electrode warning N Change turn off N Set date time Wait time 1 0 min Electrode warni...

Page 79: ...e xx x Y Y Change security type E N Y N Open Read only Confidential Y N Change program name xxxxx xx xx Pxx Y E Change fiber type Y Change process type N Y Normal splicing Hot core alignment Mode fiel...

Page 80: ...factor ECF factor or Pull 3 Edit splicing parameters N Y Press VIEW to get program param eters in screen viewer Prefuse time 0 2 s N Re edit program Change security Y Press VIEW to get program parame...

Page 81: ...e other service functions Y Electrodes cleaning program runs Splicing mode N Splicelist handling Y Splice list On Change splice list on off Y N Operator Number 00 Change list codes Y E List code 1 00...

Page 82: ...cing processes erbium splicing Escape button 7 External monitor 74 F Fault messages 17 71 Faults observable 73 Fiber clamps 6 12 23 maintenance 67 Fiber fixtures 6 23 Fiber insertion 12 Fiber preparat...

Page 83: ...36 46 Service functions 57 Service mode 59 Set center position 40 55 Set up checklist 8 Show loss to 62 Small core alignment See Splicing processes small core alignment Source program 45 Splice counte...

Page 84: ...Bhd No 6 Lot 291 Jalan TP5 Taman Perindustrian UEP 47600 Petaling Jaya Selangor Darul Ehsan tel 6 037 047 888 Mexico Amherst Fiber Optics Brentwood Commons Two Suite 205 750 Old Hickory Blvd Brentwood...

Page 85: ...83...

Page 86: ...84 Ericsson Cables AB Network Products Landsv gen 66 S 172 87 Sundbyberg SWEDEN Tel 46 8 764 0900 Telex 14723 ERINET S Telefax 46 8 98 5503 133ST010 133TB001R1 Ericsson Cables AB c...

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Ericsson FSU 995 F, User Manual, Page: 84 / 86

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