Ukukhetha ekuneneintambo yefayibha yemowudi ezininziiqinisekisa ukusebenza kakuhle kwenethiwekhi kunye nokonga iindleko zexesha elide.iintlobo zentambo yefayibha, njenge-OM1 kunye ne-OM4, zibonelela ngezakhono ezahlukeneyo ze-bandwidth kunye nomgama, nto leyo ezenza zilungele usetyenziso oluthile. Izinto ezingqongileyo, kuquka ukusetyenziswa ngaphakathi okanye ngaphandle, nazo zinefuthe ekuqineni. Umzekelo,Intambo ye-ADSSilungele iimeko ezinzima ngenxa yoyilo lwayo oluqinileyo.
Icandelo le-IT kunye nonxibelelwano lixhomekeke kakhulu kwiintambo zefayibha ze-multimode ukuhlangabezana nemfuno ekhulayo yokudluliselwa kwedatha ngesantya esiphezulu. Ezi ntambo ziphucula uqhagamshelo ngokunciphisa ukubambezeleka kunye nokuxhasa iimfuno zenethiwekhi yanamhlanje.
Izinto ezibalulekileyo ekufuneka ziqwalaselwe
- Funda malungaiintlobo zeentambo zefayibha ze-multimodenjenge-OM1, i-OM3, kunye ne-OM4. Khetha leyo ifanela iimfuno zenethiwekhi yakho.
- Cinga ngokuba intambo iza kuhamba umgama ongakanani kunye nesantya sayo.Iintambo ze-OM4isebenza kakuhle kwisantya esikhawulezayo kunye nemigama emide.
- Jonga apho intambo iza kusetyenziswa khona, ngaphakathi okanye ngaphandle. Oku kunceda ukuqinisekisa ukuba ihlala ixesha elide kwaye isebenza kakuhle kuloo ndawo.
Iintlobo zeNtambo yeFiber yeMultimode
Ukukhetha i-multimode efanelekileyo intambo yefayibhaKuxhomekeke ekuqondeni iimpawu ezizodwa zohlobo ngalunye. Iintambo ze-OM1 ukuya kwi-OM6 zibonelela ngamanqanaba okusebenza ahlukeneyo, nto leyo ezenza zilungele usetyenziso kunye neendawo ezahlukeneyo.
I-OM1 kunye ne-OM2: Iimpawu kunye nezicelo
Iintambo ze-OM1 kunye ne-OM2 zilungele iinethiwekhi ezineemfuno zokusebenza eziphakathi. I-OM1 inobubanzi obuyi-62.5 µm kwaye ixhasa i-bandwidth ye-1 Gbps ngaphezulu kweemitha ezingama-275 kwi-850 nm. I-OM2, enobubanzi obuyi-50 µm, yandisa lo mgama ukuya kwiimitha ezingama-550. Ezi ntambo zizisombululo ezingabizi kakhulu kwizicelo ezikufutshane, ezifana neenethiwekhi ezincinci zeofisi okanye iindawo zekhampasi.
| Uhlobo lweFayibha | Ububanzi obuphambili (µm) | 1GbE (1000BASE-SX) | 1GbE (1000BASE-LX) | 10GbE (10GBASE) | I-40GbE (40GBASE SR4) | I-100GbE (100GBASE SR4) |
|---|---|---|---|---|---|---|
| OM1 | 62.5/125 | 275m | 550m | 33m | N / A | N / A |
| OM2 | 50/125 | 550m | 550m | 82m | N / A | N / A |
I-OM3 kunye ne-OM4: Iinketho zoMsebenzi oPhezulu
OM3 kunyeIintambo ze-OM4 zilungele ukusebenza okuphezuluiinethiwekhi, ezifana namaziko edatha kunye neendawo zoshishino. Zombini zinobubanzi obuyi-50 µm kodwa zahlukile kumthamo we-bandwidth kunye nomgama ophezulu. I-OM3 ixhasa i-10 Gbps ngaphezulu kweemitha ezingama-300, ngelixa i-OM4 inweba oku ukuya kwiimitha ezingama-550. Ezi ntambo zilungele usetyenziso olufuna isantya esiphezulu kunye nemigama emide.
| I-Metric | OM3 | OM4 |
|---|---|---|
| Ububanzi obuphambili | Iimayikromitha ezingama-50 | Iimayikromitha ezingama-50 |
| Umthamo we-bandwidth | 2000 MHz·km | 4700 MHz·km |
| Umgama ophezulu kwi-10Gbps | Iimitha ezingama-300 | Iimitha ezingama-550 |
I-OM5 kunye ne-OM6: Ukuqinisekisa iNethiwekhi yakho kwixesha elizayo
Iintambo ze-OM5 kunye ne-OM6 zenzelwe iinethiwekhi zesizukulwana esilandelayo. I-OM5, elungiselelwe ukwahlulahlula ubude be-wavelength (WDM), ixhasa imijelo yedatha emininzi phezu kwefayibha enye. Oku kuyenza ifaneleke kwiindawo zedatha zanamhlanje kunye neendawo zokubala ilifu. Imarike yentambo yefayibha ye-multimode yehlabathi, exabisa i-USD 5.2 yezigidigidi ngo-2023, kulindeleke ukuba ikhule kwi-CAGR ye-8.9% ukuya kutsho ngo-2032, iqhutywa yimfuno ye-bandwidth ephezulu kunye nokudluliselwa kwedatha ngokukhawuleza. I-OM6, nangona ingaqhelekanga kangako, inikezela ngokusebenza okukhulu ngakumbi, iqinisekisa ukuhambelana nobuchwepheshe bexesha elizayo.
Ukwamkelwa kweentambo ze-OM5 kunye ne-OM6 kuhambelana nesidingo esikhulayo sokudluliselwa kwedatha ngokufanelekileyo kwiinethiwekhi ezisekelwe kwilifu kunye nezo zinamandla aphezulu.
Izinto ekufuneka ziqwalaselwe xa ukhetha intambo yefayibha ye-Multimode
Iimfuno zeBandwidth kunye nomgama
Ukusebenza kwentambo yefayibha ye-multimode kuxhomekeke kubuchule bayo bokuhlangabezana neemfuno ze-bandwidth kunye nomgama. Umzekelo, iintambo ze-OM3 zixhasa ukuya kuthi ga kwi-10 Gbps ngaphezulu kweemitha ezingama-300, ngelixa i-OM4 inweba oku ukuya kuthi ga kwiimitha ezingama-550. Ezi nkcukacha zenza i-OM3 ifaneleke kwizicelo eziphakathi kwaye i-OM4 ifaneleke kwiinethiwekhi ezikhawulezayo nezikude.
| Uhlobo lweFayibha | Ububanzi obuphambili (ii-microns) | Ibhendiwidth (MHz·km) | Umgama ophezulu (iimitha) | Izinga leDatha (Gbps) |
|---|---|---|---|---|
| Imowudi enye | ~9 | Phezulu (100 Gbps+) | >40 km | Ngaphezulu kwe-100 |
| IiMowudi ezininzi | 50-62.5 | 2000 | 500-2000 | 10-40 |
Iifayibha zemowudi enye zigqwesile kunxibelelwano olude ngenxa yokusasazeka kokukhanya okuncinci, ngelixa iifayibha zemowudi ezininzi zilungele ngcono imigama emifutshane enomthamo wedatha ophezulu. Ukukhetha uhlobo olufanelekileyo kuqinisekisa ukusebenza kakuhle kwezicelo ezithile.
Iindleko kunye neMiqathango yoHlahlo-lwabiwo mali
Uhlahlo-lwabiwo mali ludlala indima ebalulekileyo ekukhetheni iintambo. Iintambo ze-OM1, ezixabisa phakathi kwe-$2.50 kunye ne-$4.00 ngenyawo, zibiza kancinci kwiindlela ezikufutshane. Ngokwahlukileyo koko, iintambo ze-OM3 kunye ne-OM4, ezinamaxabiso aphezulu, zibonelela ngokusebenza okuphuculweyo kwiimeko ezinzima.
| Uhlobo lweFayibha | Uluhlu lwamaxabiso (ngenyawo) | Isicelo |
|---|---|---|
| OM1 | $2.50 – $4.00 | Izicelo ezikufutshane |
| OM3 | $3.28 – $4.50 | Ukusebenza okuphezulu kumgama omde |
| OM4 | Ingaphezulu kune-OM3 | Ukusebenza okuphuculweyo kwiimeko ezifuna kakhulu |
Umzekelo, ukuphuculwa kwenethiwekhi yekhampasi kunokubeka phambili i-OM1 kwimigama emifutshane ukuze kongiwe iindleko, ngelixa i-OM4 inokukhethwa ukuze ivalwe kwixesha elizayo kwiindawo ezisebenza kakuhle. Ukulungelelanisa iinkcukacha zekhebula neemfuno zeprojekthi kuqinisekisa ukonga iindleko ngaphandle kokubeka umgangatho esichengeni.
Ukuhambelana neeNkqubo ezikhoyo
Ukuhambelana neziseko zophuhliso ezikhoyo yenye into ebalulekileyo.Iziqhagamsheli ezifana ne-LC, i-SC, i-ST, kwaye i-MTP/MPO kufuneka ihambelane neemfuno zenkqubo. Uhlobo ngalunye lwesixhumi lubonelela ngeenzuzo ezikhethekileyo, ezifana noyilo oluncinci lwe-LC okanye inkxaso ye-MTP/MPO yoqhagamshelo oluxineneyo. Ukongeza, imilinganiselo efana nokulahleka kokufakwa kunye nokulahleka kokubuya inceda ukuvavanya ukuthembeka kwesignali, ukuqinisekisa ukuhlanganiswa okungenamthungo neenkqubo zangoku.
Icebiso: Vavanya ukuqina nokuthembeka kwezihlanganisi ukuqinisekisa ukuba ziyamelana neemeko zokusingqongileyo kwaye zigcine ukusebenza kwexesha elide.
Ukukhetha intambo yefayibha ye-multimode ehambelana nokuhambelana kwenkqubo kunciphisa umngcipheko weengxaki zokusebenza kunye neendleko ezongezelelweyo.
Izinto eziqwalaselwayo kwiNdalo nakwiZicelo zayo
Ukusetyenziswa Kwangaphakathi vs. Ngaphandle
Indawo engqongileyo idlala indima ebalulekileyo ekumiseleni uhlobo lwentambo yefayibha ye-multimode efunekayo. Iintambo zangaphakathi zenzelwe iindawo ezilawulwayo, zibonelela ngokuguquguquka kunye noyilo oluncinci olufanelekileyo kwiindawo ezixineneyo. Nangona kunjalo, azinazo iimpawu ezifana nokuxhathisa i-UV kunye nokukwazi ukuvimba amanzi, nto leyo eyenza ukuba zingafaneleki kwiimeko zangaphandle. Iintambo zangaphandle, kwelinye icala, zenzelwe ukumelana nobushushu obugqithisileyo, ukukhanya kwelanga ngqo, kunye nokufuma. Ezi ntambo zihlala ziquka uboya obukhuselayo kunye neempawu zokuthintela amanzi, ukuqinisekisa ukuqina kwiindawo ezinzima.
| Uphawu | Iintambo zangaphakathi | Iintambo Zangaphandle |
|---|---|---|
| Ukunyamezela Ukwahluka koBushushu | Ilinganiselwe kumanqanaba obushushu aphakathi | Yenzelwe amaqondo obushushu aphezulu kakhulu aneengubo zokukhusela |
| Ukumelana ne-UV | Ayixhathisi i-UV rhoqo | Ayinakumelana ne-UV, ifanelekile ukuba ibekwe elangeni ngqo |
| Ukumelana namanzi | Ayidalelwanga ukuchatshazelwa kukufuma | Ibandakanya izinto zokuthintela amanzi ezisetyenziswa phantsi komhlaba |
| Imigangatho yoKhuseleko loMlilo | Kufuneka uhlangabezane nemilinganiselo ethile yokhuseleko lomlilo | Ngokubanzi akufuneki ukuhlangabezana nemigangatho yokhuseleko lomlilo lwangaphakathi |
| Uyilo | Incinci kwaye iguquguquka kwiindawo ezixineneyo | Yakhelwe ukuqina kwiindawo ezinzima |
Iintlobo zeJacket kunye nokuqina
Izinto ezisetyenziswa kwi-jacket ye-multimode fiber cable zimisela ukuqina kwayo kunye nokufaneleka kwayo kwiindlela ezithile. Iijakethi zePolyvinyl chloride (PVC) ziqhelekile ukusetyenziswa ngaphakathi ngenxa yokuguquguquka kwazo kunye neempawu zokungatshi. Kwiindawo zangaphandle, iijakethi ze-halogen (LSZH) okanye ze-polyethylene (PE) ezingenamsi omninzi zibonelela ngokhuseleko oluphuculweyo kwimixinzelelo yokusingqongileyo. Iijakethi ze-LSZH zilungele iindawo ezifuna imigangatho engqongqo yokhuseleko lomlilo, ngelixa iijakethi ze-PE zibalaseleyo ekumelaneni nokufuma kunye nokuvezwa yi-UV. Ukukhetha uhlobo olufanelekileyo lwejakethi kuqinisekisa ukuba intambo isebenza ngokuthembekileyo kwindawo eyilungiselelweyo.
Ukukhetha intambo yefayibha ye-multimode efanelekileyo kuqinisekisa ukusebenza kakuhle kwenethiwekhi kunye nokuthembeka. Ukuthelekisa iintlobo zentambo neemfuno ezithilekunciphisa iingxaki zokusebenza. Umzekelo:
| Uhlobo lweFayibha | Ibhendiwidth | Amandla okuKhawuleza | Iindawo zoSetyenziso |
|---|---|---|---|
| OM3 | Ukuya kuthi ga kwi-2000 MHz·km | Iimitha ezingama-300 kwi-10 Gbps | Amaziko edatha, iinethiwekhi zoshishino |
| OM4 | Ukuya kuthi ga kwi-4700 MHz·km | Iimitha ezingama-400 kwi-10 Gbps | Usetyenziso lwedatha olukhawulezayo |
| OM5 | Ukuya kuthi ga kwi-2000 MHz·km | Iimitha ezingama-600 kwi-10 Gbps | Usetyenziso lweemowudi ezininzi ze-bandwidth ebanzi |
I-Dowell inikezela ngeentambo ezikumgangatho ophezulu ezenzelwe ukuhlangabezana neemfuno ezahlukeneyo zenethiwekhi. Iimveliso zabo ziqinisekisa ukuqina, ukuhambelana, kunye nokusebenza kakuhle, nto leyo ezenza ukuba zibe lukhetho oluthembekileyo kwiziseko zophuhliso zanamhlanje.
FAQ
Yintoni umahluko phakathi kweentambo ze-OM3 kunye ne-OM4?
Iintambo ze-OM4 zibonelela nge-bandwidth ephezulu (4700 MHz·km) kunye nenkxaso yomgama omde (iimitha ezingama-550 kwi-10 Gbps) xa kuthelekiswa neentambo ze-OM3, ezibonelela nge-2000 MHz·km kunye ne-300 metres.
Ngaba iintambo zefayibha ze-multimode zingasetyenziselwa usetyenziso lwangaphandle?
Ewe, iintambo ze-multimode ezisemgangathweni wangaphandle ezineejakethi zokukhusela, ezifana ne-polyethylene (PE), ziyamelana nokuvezwa yi-UV, ukufuma, kunye nobushushu obugqithisileyo, nto leyo eyenza ukuba zifaneleke kwiindawo zangaphandle.
Ingcebiso:Soloko uqinisekisa uhlobo lwejakethi yentambo kunye novavanyo lokusingqongileyo ngaphambi kokuba uyibeke ngaphandle.
Ndingaqinisekisa njani ukuba iyahambelana neenkqubo zenethiwekhi ezikhoyo?
Itshekhiiintlobo zesixhumi(umz., i-LC, i-SC, i-MTP/MPO) kwaye uqinisekise ukuba ziyahambelana neemfuno zenkqubo. Vavanya ilahleko yokufakwa kunye nemilinganiselo yokulahleka kokubuya ukuze ugcine ukuthembeka kwesiginali.
Ixesha leposi: Matshi-25-2025