Thaum sib piv OS1 vs OS2 ib hom fiber ntau cable, qhov sib txawv ntawm qhov tseem ceeb los ntawm kev ua haujlwm attenuation thiab npaj rau kev thov ib puag ncig. OS1 yog ib hom kab fiber ntau uas tsim los feem ntau rau kev sib txuas hauv tsev ib qho luv luv, thaum OS2 yog tsim los rau kev poob qis, kev ncua ntev, thiab kev txhawb nqa dav dav dav - ua rau nws yog qhov kev xaiv zoo tshaj plaws rau feem ntau cov kev teeb tsa tshiab.
Ob leeg OS1 thiab OS2 yog ib hom fiber ntau pawg nrog 9/125 µm core / cladding qauv, raws li tau piav qhia hauv cov qauv xws liISO / IEC 11801 Kev Tswj Xyuas Kev Lag Luam. Tej zaum lawv yuav zoo tib yam los ntawm sab nraud, tab sis lawv cov yam ntxwv ntawm kev ua tau zoo, kev tsim kho cable, thiab kev siv ib puag ncig sib txawv txaus los cuam tshuam rau kev ntseeg siab ntawm kev sib txuas, hloov kho qhov yooj yim, thiab ntev - nqi.
Cov lus qhia no rhuav tshem qhov sib txawv ntawm OS1 thiab OS2 fiber ntau cable - suav nrog kev tsim kho, kev txo qis, kev muaj peev xwm nyob deb, kev txhawb nqa wavelength, kev sib raug zoo, tus nqi, thiab tiag tiag - ntiaj teb xaiv scenarios - yog li koj tuaj yeem txiav txim siab rau koj qhov project tom ntej.
Teb ceev: OS1 vs OS2 Fiber
Yog tias koj xav tau kev txiav txim siab sai:
Xaiv OS1luv luv, sab hauv ib hom kev sib txuas qhov twg qhov project specification twb tso cai rau OS1 thiab tag nrho cov kev sib txuas nrug yog zoo nyob rau hauv koj cov nyiaj txiag kho qhov muag.
Xaiv OS2rau txoj kev sab nraum zoov, tsev kawm ntawv qaum tsev cabling, ntev - kis tau tus mob,Cov ntawv thov WDM, data center interconnects, thiab feem ntau tshiab ib hom cabling tej yaam num.
Yog tias koj tsis paub meej, OS2 feem ntau yog qhov kev ntseeg siab dua qub. Nws qhov qis qis dua muab koj cov paj ntau dua hauv cov peev nyiaj txuas, uas tseem ceeb thaum twg koj tab tom cuam tshuam nrog ntau qhov txuas, splices, thaj vaj huam sib luag, lossis kev hloov kho kom nrawm dua yav tom ntej.
OS1 Fiber yog dab tsi?
OS 1 aib hom fiber ntauqeb kab hluav taws xob feem ntau cuam tshuam nrog sab hauv tsev, luv- daim ntawv thov nyob deb. Hauv kev xyaum, OS1 cables feem ntau siv nruj- kev tsim kho buffered, qhov twg cov fiber ntau nyob ib puag ncig los ntawm ib qho ze-fitting tiv thaiv txheej. Qhov no ua rau lawv yooj yim dua los tuav, txiav, thiab txoj hauv kev hauv tsev - uas yog vim li cas OS1 tau siv dav rau sab hauv tsev cabling, cov khoom siv chav, thiab kev sib txuas ua lag luam luv.
Raws li kev taw qhia los ntawm cov koom haum xws li covFiber Optic Association (FOA), OS1 feem ntau yog hais txog nrog qhov siab tshaj plaws cabled fiber ntau attenuation ntawm 1.0 dB / km ntawm ib hom kev khiav hauj lwm wavelengths ntawm 1310 nm thiab 1550 nm. Qhov kev poob siab dua no txhais tau hais tias OS1 tsis haum rau qhov ntev - kev sib txuas ntawm qhov deb piv nrog OS2, tab sis nws tseem tuaj yeem ua haujlwm tau zoo rau kev khiav luv luv uas qhov nyiaj siv hluav taws xob kho qhov muag muaj cov npoo txaus.
Cov ntawv thov OS1 muaj xws li sab hauv tsev cabling, lub tsev kawm ntawv luv luv lossis kev sib txuas ntawm kev lag luam, cov kab ke qub qub, thiab kev sib txuas lus sab hauv lossis cov ntaub ntawv chaw patching qhov twg qhov kev ncua deb yog txwv.
OS2 Fiber yog dab tsi?
OS2 yog qhov qis dua -attenuation ib hom fiber ntau cable qeb tsim los ntev dua - nrug thiab siab dua - kev ua haujlwm. OS2 cables feem ntau ua nrogxoob raj siv, uas muaj cov fibers hauv cov raj tiv thaiv uas cais lawv los ntawm cov neeg kho tshuab kev nyuaj siab, ya raws, thiab kub hloov. Qhov no ua rau OS2 zoo haum rau sab nraum zoov, cov kav dej, huab cua, thiab cov pob txha hauv tsev kawm ntawv.
OS2 fiber ntau feem ntau cuam tshuam nrog ITU-T G.652.D qis- dej-peak ib hom fiber ntau, raws li tau hais tseg hauvITU-T G.652 tus qauv. Nws yog ib qho tseem ceeb uas yuav tsum nco ntsoov tias OS2 thiab G.652.D tsis yog cov ntsiab lus sib pauv tau - OS2 piav qhia txog cov kab hluav taws xob ua tau zoo, thaum G.652.D piav qhia txog cov khoom siv fiber ntau nws tus kheej. Txawm li cas los xij, hauv kev xyaum, feem ntau OS2 cables siv G.652.D-raws li fiber ntau.
Qhov siab tshaj plaws attenuation rau OS2 cabled fiber ntau yog nyob ib ncig ntawm 0.4 dB / km, qis dua OS1. Qhov kev poob qis no ua rau cov neeg tsim qauv tsim ntau lub hauv paus hauv qhov txuas pob nyiaj siv, uas yog qhov tseem ceeb thaum qhov txuas muaj ntau yam fiber ntau optic connectors, splices, thaj panels, los yog passive Cheebtsam.
Cov ntawv thov OS2 muaj xws li sab nraum zoov fiber ntau cabling, tsev kawm ntawv qaum tes hauj lwm, metro thiab nkag mus rau tes hauj lwm,FTTH thiab FTTx deployments, ntev -kev sib txuas ntawm kev lag luam, cov ntaub ntawv chaw sib cuam tshuam, thiab CWDM/DWDM systems.
OS1 vs OS2 Fiber Comparison Table
| Feature | OS 1 Fiber | OS 2 Fiber |
|---|---|---|
| Fiber hom | Ib hom (9/125 µm) | Ib hom (9/125 µm) |
| Yam kev tsim kho | Tight buffered | Lub raj xoob lossis sab nraum zoov - ntsuas |
| Kev siv ntau | Sab hauv, luv -kab nrug deb | Sab nraum zoov, tsev kawm ntawv, ntev -nruab nrab, qaum |
| Tej yam cabled attenuation | Tsawg dua lossis sib npaug li 1.0 dB / km | Tsawg dua lossis sib npaug li 0.4 dB / km |
| Kev them nyiaj yug wavelength | 1310nm thiab 1550nm | 1310 nm, 1550 nm, thiab txuas ntxiv wavelength suav nrog 1383 nm (tsawg- dej- ncov) |
| Qhov kev ncua deb | Kev sib txuas luv dua (feem ntau txog li ~ 2 km sab hauv) | Txuas ntev dua (txog 10 km thiab tshaj, nyob ntawm transceivers) |
| ITU-T fiber ntau koom haum | G.652.A / G.652.B | G.652.D (tsawg- dej- ncov) |
| Nqi | Feem ntau qis upfront | Ua ntej siab dua, zoo dua - lub sij hawm tus nqi |
| Zoo tshaj rau | Sab hauv keeb kwm yav dhau los yog luv luv txuas | Kev teeb tsa tshiab, txuas ntev, siab - muaj peev xwm network |
Qhov txawv ntawm OS1 thiab OS2 Fiber Cable
Cable Siv: Tight Buffered vs Loose Tube
Ib qho kev sib txawv ntawm OS1 thiab OS2 yog lawv txoj kev siv cable. OS1 feem ntau yog ua raws li nruj - buffered cable, qhov chaw tiv thaiv tsis yog siv ncaj qha nyob ib ncig ntawm lub fiber. Qhov no ua rau kev txiav thiab routing yooj yim dua hauv cov tsev, uas yog ib qho laj thawj OS1 tau yog qhov kev xaiv ib txwm muaj rau sab hauv tsev cabling.
OS2 feem ntau cuam tshuam nrog kev tsim cov raj xoob, qhov twg fibers zaum hauv cov raj tiv thaiv uas muaj cov gel lossis dej qhuav- thaiv cov khoom. Qhov kev tsim no cais cov fiber ntau los ntawm cov khoom siv sab nraud, kev hloov pauv kub, thiab noo noo ingress - ua OS2 zoo dua rau kev teeb tsa sab nraum zoov thiab hauv av.
Uas tau hais tias, OS2 tsis yog tsuas yog ib qho cable sab nraum zoov xwb. Sab hauv / sab nraum zoov- ntsuas OS2 cables muaj nyob thiab tuaj yeem siv hauv cov tsev ntev npaum li lub tsho cable thiab qhov ntsuas hluav taws ua tau raws li cov cai hauv zos. Nyob rau hauv tej yaam num uas ib tug cable txoj kev hloov ntawm sab nraum zoov mus rau sab hauv tsev, sab hauv / sab nraum zoov- ntsuas OS2 cable tuaj yeem ua kom yooj yim rau kev tsim los ntawm kev tshem tawm qhov xav tau ntawm qhov sib txuas ntawm lub tsev nkag.
Attenuation thiab Link Distance
Attenuation - maj mam poob ntawm optical teeb liab lub zog raws li lub teeb mus los ntawm fiber ntau - yog qhov tseem ceeb tshaj qhov sib txawv ntawm OS1 thiab OS2. Tsawg attenuation txhais tau hais tias cov teeb liab kho qhov muag tuaj yeem ncav cuag deb dua ua ntej yuav poob qis dua tus neeg txais kev nkag siab qhov pib.
OS1 cabled fiber feem ntau tso cai rau 1.0 dB / km ntawm attenuation, thaum OS2 tau teev nyob ib ncig ntawm 0.4 dB / km. Cov nuj nqis no raug xa mus rau hauv kev taw qhia kev lag luam los ntawm cov koom haum xws li FIA (Fibre Industry Association) thiab ua raws li cov kev cai cabling hauv ISO / IEC 11801 thiab lwm yam qauv.
Txawm li cas los xij, qhov siab tshaj plaws tau ua tiav tsis tau txiav txim siab los ntawm fiber ntau attenuation ib leeg. Tag nrhopoob poobntawm qhov txuas yog nyob ntawm cov txiaj ntsig ntawm fiber ntau attenuation, connector poob, splice losses, thaj vaj huam sib luag poob, khoov poob, thiab ib qho passive Cheebtsam nyob rau hauv txoj kev. Cov nyiaj siv hluav taws xob kho qhov muag ntawm tus khub transceiver ntawm txhua qhov kawg teev qhov txwv. Qhov no yog vim li cas qhov kev sib txuas ntawm kev suav nyiaj txiag tsim nyog yog qhov tseem ceeb rau txhua qhov nruab nrab - lossis ntev - nrug ib hom txuas.
Daim ntawv engineering:Hauv cov haujlwm tiag tiag, feem ntau cov qauv tsim tsis raug tshwm sim thaum cov neeg yuav khoom xaiv fiber ntau raws li qeb ib leeg thiab tsis quav ntsej cov khoom sib txuas zoo, suav suav, lossis transceiver specifications. Ib qho luv luv OS1 txuas nrog cov khoom siv tsis zoo tuaj yeem ua qhov phem tshaj qhov txuas OS2 ntev nrog cov fusion huv si thiab zoopatch kab.
Wavelength Support thiab Dej Peak Performance
Standard ib hom tshuab ua haujlwm ntawm 1310 nm thiab 1550 nm. Ob leeg OS1 thiab OS2 txhawb cov wavelengths no. Qhov sib txawv dhau los ua qhov tseem ceeb hauv qhov txuas ntxiv wavelength, tshwj xeeb tshaj yog nyob ib ncig ntawm 1383 nm.
Cov laus ib hom fibers nthuav tawm "dej ncov" - ib qho kev nqus nqus ze ntawm 1383 nm tshwm sim los ntawm residual hydroxyl ions (OH⁻) hauv cov iav fiber ntau. Lub ncov no nce attenuation nyob rau hauv cheeb tsam wavelength thiab txwv qhov usable optical spectrum.
OS2 fiber ntau, tshwj xeeb tshaj yog thaum tsim nrog G.652.D-raws li fiber ntau, yog tsim raws li tsawg- dej- ncov fiber ntau. Qhov no tshem tawm 1383 nm qhov nqus nqus, qhib E-band rau kev sib kis. Cov txiaj ntsig zoo yog OS2 txhawb nqa CWDM (Coarse Wavelength Division Multiplexing) cov kab ke uas siv cov channel hla tag nrho 1270-1610 nm ntau yam, tsis muaj qhov sib txawv uas cov fibers qub tsim.
Yog tias koj lub network tuaj yeem siv CWDM, DWDM, lossis ib hom kev sib tw wavelength yav tom ntej, OS2 tsuas yog qhov kev xaiv zoo xwb.
Sab Hauv Tsev vs Sab Nraud Daim Ntawv Thov
OS1 feem ntau yog siv rau kev sib txuas sab hauv tsev - cov khoom siv chav, pem teb - mus rau - pem teb risers, thiab luv kab rov tav khiav. OS2 yog dav siv rau sab nraum zoov txoj kev, lub hauv paus tsev kawm ntawv qaum tsev, duct installation, aerial cable khiav, thiab txhua qhov txuas uas nyob deb lossis ib puag ncig raug cuam tshuam.
Rau kev sib xyaw hauv tsev / sab nraum zoov, tsis txhob xaiv raws li OS1 lossis OS2 tsim. Lub tsho cable thiab kev tsim kho yuav tsum tsim nyog rau ib puag ncig. Cov yam tseem ceeb muaj xws li nplaim taws ntsuas (LSZH, OFNR, OFNP), dej thaiv, UV tiv thaiv, armoring, nas tiv thaiv, thiab rub nro txwv. Cov kab ntawv sau npe OS2 tsis tuaj yeem haum rau kev faus ncaj qha lossis siv dav hlau - lub tsho thiab kev tsim kho yuav tsum ua kom haum rau qhov chaw teeb tsa.
Nqi thiab Ntev -Tsev Nqi
OS1 cable feem ntau raug nqi tsawg dua OS2 ntawm ib -meter hauv paus, tshwj xeeb tshaj yog rau kev khiav hauv tsev luv luv. Tab sis tus nqi cable tsuas yog ib feem ntawm tag nrho cov nqi txuas ntawm fiber ntau txuas. Tus nqi sib npaug hloov thaum koj xav txog qhov zoo ntawm cov khoom sib txuas, suav nrog splice, xaiv transceiver, kev teeb tsa kev ua haujlwm, thiab tus nqi ntawm kev hloov cable yog tias xav tau hloov.
OS2 nyiam muab qhov ntev zoo dua - lub sij hawm tus nqi nyob rau hauv cov xwm txheej uas qhov txuas yuav txuas ntxiv, cov ntaub ntawv tus nqi yuav nce, WDM yuav raug qhia, los yog txoj kev cable nyuaj rau kev nkag tau tom qab kev teeb tsa. Rau cov pob txha hauv tsev kawm ntawv, lub tsev - mus rau - kev sib txuas hauv tsev, thiab ib qho kev tsim kho vaj tse uas yuav kav ntev li 10-15 xyoo lossis ntau dua, tus nqi ntxiv ntawm OS2 tshaj OS1 feem ntau yog me me rau qhov yooj yim nws muab.
OS1/OS2 vs OM1-OM5: Tsis txhob Confuse ib hom thiab Multimode Fiber
Ib qho ntawm qhov tsis meej pem yog kev sib raug zoo ntawm OS designations (OS1, OS2) thiab OM designations (OM1, OM2, OM3, OM4, OM5). Cov no yog cov sib txawv ntawm fiber ntau pawg:
OS1 and OS2yog ib hom fiber ntau cable pawg. Tib hom fiber ntau muaj cov tub ntxhais me me (feem ntau 9 µm) uas nqa ib hom teeb pom kev zoo, ua kom ntev - kis tau tus mob nrog tsawg dispersion.
OM1 txog OM5yogmultimode fiber cable pawg. Multimode fiber ntau muaj cov tub ntxhais loj dua (50 µm lossis 62.5 µm) thiab nqa ntau hom teeb. Nws yog tsim los rau luv luv, feem ntau nyob rau hauv ib lub tsev los yog cov ntaub ntawv chaw, thiab siv tsawg kim LED los yog VCSEL lub teeb qhov chaw.
Koj tsis tuaj yeem hloov ib qho rau lwm tus. Tib hom thiab multimode fibers yuav tsum tau sib txawv transceivers - aib hom SFPyuav tsis ua hauj lwm nrog multimode fiber ntau, thiab vice versa. Yog tias koj xaiv ntawm OS1 / OS2 thiab OM3 / OM4 / OM5, qhov kev txiav txim siab nyob ntawm koj qhov kev ncua deb, cov ntaub ntawv tus nqi, nyiaj siv hluav taws xob transceiver, thiab cov txheej txheem uas twb muaj lawm - tsis yog tus nqi cable xwb.
Puas yog OS1 thiab OS2 Fiber tuaj yeem sib xyaw hauv tib qhov txuas?
Lub cev, yog - OS1 thiab OS2 tuaj yeem txuas nrog vim tias ob qho tib si yog ib hom fiber ntau nrog tib lub core / cladding qhov ntev. Koj tuaj yeem splice lossis txuas rau lawv siv tus qauv ib hom ib hom fiber ntau optic adapters thiab connectors.
Txawm li cas los xij, qhov txuas yuav tsum ib txwm tsim raws li qhov phem tshaj - ntu ua haujlwm. Yog tias ib feem ntawm qhov txuas siv OS1 (nrog nws qhov kev txo qis dua), koj cov peev nyiaj txuas tag nrho yuav tsum suav rau qhov kev poob siab dua li OS1 ntu. Qhov no txo qhov kev ncua deb thiab cov npoo muaj.
Kev sib xyaw yog feem ntau siv tau rau cov kev sib txuas hauv tsev luv luv uas cov peev nyiaj kho qhov muag muaj ntau lub taub hau. Rau cov pob txha, sab nraum zoov, lub hom phiaj - tseem ceeb, lossis siab - kev sib txuas ceev, siv kev sib txuas OS2 cabling thoob plaws yog pom zoo. Yog tias koj tab tom txuas OS2 cable tshiab rau ntu OS1 uas twb muaj lawm, sim ua tiav qhov txuas nrog OLTS (Optical Loss Test Set) kom paub tseeb tias tag nrhoinsertion poob thiab rov poobua tau raws li cov lus qhia tshwj xeeb ntawm transceiver.
Puas yog OS1 lossis OS2 Fiber Txhawb 10G, 40G, lossis 100G?
Lo lus nug no tshwm sim ntau zaus, tab sis nws yog raws li kev nkag siab yuam kev. Tsis yog OS1 lossis OS2 "txhawb" lossis "tsis txhawb" cov ntaub ntawv tshwj xeeb los ntawm nws tus kheej. Qhov kev txhawb nqa ceev yog nyob ntawm qhov ua tiav optical channel - fiber ntau ntev,transceiverfais fab nyiaj txiag, connector poob, splice poob, wavelength, thiab chromatic dispersion.
Hauv cov ntsiab lus siv tau, OS1 tuaj yeem ua haujlwm rau luv luv ib hom kev sib txuas ntawm 10G lossis txawm tias qhov nrawm dua yog tias tag nrho cov txuas tsis tau nyob rau hauv cov nyiaj siv hluav taws xob transceiver. Tab sis rau kev sib txuas ntev tshaj li ob peb puas meters, los yog txuas nrog ntau lub ntsiab lus sib txuas, OS2 yog qhov kev xaiv zoo dua vim tias nws qhov qis qis dua muab cov paj ntau dua.
Rau 40G, 100G, 400G, los yog WDM-raws li systems, OS2 yog yuav luag ib txwm xaiv tsim - tsis yog vim OS2 "txhawb" speeds siab nyob rau hauv ib tug technical sense, tab sis vim hais tias cov systems feem ntau yuav tsum tau ntev mus cuag, tighter poob nyiaj txiag, los yog wavelength multiplexing uas OS1 tsis tuaj yeem ntseeg tau.
Cov lus qhia txog kev yuav khoom:Es tsis txhob nug "OS1 puas tuaj yeem txhawb nqa 100G?", teeb tsa cov lus nug xws li: "Qhov no puas tuaj yeem ua tiav fiber ntau txuas - nrog rau txhua qhov txuas, splices, thiab thaj vaj huam sib luag - xa cov peev nyiaj xav tau kho qhov muag rau qhov xaiv 100G transceiver khub dhau ntawm qhov kev ncua deb?" Lo lus nug ntawd ua rau cov lus teb ruaj khov.
Yuav Ua Li Cas Xaiv Ntawm OS1 thiab OS2 Fiber
Thaum OS1 yog qhov kev xaiv tsim nyog
OS1 tseem tuaj yeem tsim nyog nyob rau hauv cov xwm txheej tshwj xeeb: qhov txuas yog nyob sab hauv tsev, tag nrho qhov kev ncua deb suav nrog cov hlua khi luv luv (feem ntau hauv qab 2 km), cov txheej txheem uas twb muaj lawm siv OS1, cov peev nyiaj kho qhov muag muaj cov paj zoo nkauj, thiab koj tsis muaj kev npaj rau WDM lossis kev hloov kho nrawm nrawm. Hauv cov xwm txheej no, OS1 tuaj yeem txuag nqi yam tsis muaj kev cuam tshuam kev ua haujlwm.
Thaum OS2 yog qhov kev xaiv zoo dua
OS2 yog qhov kev xaiv zoo dua thaum ib qho ntawm cov hauv qab no siv: qhov txuas nrog rau sab nraum zoov lossis sab hauv tsev / sab nraum zoov cable txoj kev, tag nrho cov kev ncua deb tshaj li ob peb puas meters, koj xav tau qhov tsawg tshaj plaws attenuation, koj tab tom tsim lub tsev kawm ntawv qaum tsev los yog lub tsev-rau- lub tsev txuas, yav tom ntej ceev hloov dua siab tshiab rau 40G / 100G los yog tshaj yog qhov nyuaj, M yuav siv tau cable los yog ntau dua, tej zaum yuav nyuaj rau siv los yog CWD. kev teeb tsa.
Xaiv Scenarios
Scenario 1 - Cov cuab yeej siv sab hauv tsev patching:Koj xav tau ib hom kab hluav taws xob txuas txuas mus rau lub vaj huam sib luag fiber ntau hauv tib chav. Tag nrho qhov kev ncua deb yog qis dua 10 meters. OS1 lossis OS2 thaj qaum yuav ua haujlwm ob leeg. OS2 yog qhov zoo dua rau kev hloov pauv yav tom ntej, tab sis OS1 zoo ntawm no yog tias tus nqi tseem ceeb.
Scenario 2 - Tsev - mus rau - tsev kawm ntawv txuas:Ob lub tsev nyob sib nrug 500 meters. Cov kab hluav taws xob khiav los ntawm cov kav dej hauv av. Koj npaj yuav khiav 10G tam sim no thiab tej zaum yuav hloov mus rau 40G lossis 100G tom qab. OS2 nrog rau sab nraum zoov tsim nyog- ntsuas xoob raj cable yog qhov kev xaiv meej. Qhov qis attenuation muab cov npoo rau kev hloov kho yav tom ntej, thiab kev tsim kho lub raj xoob tiv thaiv cov fiber ntau hauv qhov chaw sab nraum zoov.
Scenario 3 - Kev hloov kho qhov qub OS1 qaum rau 10G:Koj lub tsev muaj ib lub pob txha OS1 uas twb muaj lawm khiav 1G. Koj xav hloov mus rau 10G. Ua ntej yuav khoom siv cable tshiab, sim qhov txuas uas twb muaj lawm qhov kev tso qhov poob nrog OLTS. Yog tias qhov poob tag nrho yog nyob rau hauv 10G transceiver lub zog siv nyiaj, OS1 cable uas twb muaj lawm yuav ua haujlwm. Yog tias tsis yog, lossis yog tias koj npaj yuav hloov kho ntxiv, hloov nrog OS2.
Scenario 4 - FTTH faib network:Koj tab tom siv fiber ntau rau thaj chaw nyob siv aPLC splitterarchitecture. OS2 yog qhov kev xaiv tus qauv vim FTTH kev sib txuas nrog rau sab nraum zoov cable, ntev nyob deb, thiab splitter insertion poob uas txhua tus siv nyiaj siv kho qhov muag. OS1 yuav tsis muab cov paj laum txaus.
Ua ntej- Daim Ntawv Teev Npe
Ua ntej xaj OS1 lossis OS2 fiber ntau cable, paub meej cov hauv qab no: tag nrho qhov txuas txuas nrog rau tag nrho cov hlua txuas, kev teeb tsa ib puag ncig (hauv tsev, sab nraum zoov, hauv av, dav hlau, lossis sib xyaw), xav tau cov ntaub ntawv tam sim no thiab yav tom ntej, tus qauv transceiver thiab nws cov peev nyiaj kho qhov muag,connector homxav tau ntawm txhua qhov kawg (LC, SC, FC, ST, MPO / MTP, nrog UPC lossis APC polish), tag nrho cov kev xav tau txuas thiab splice suav, lub tsho cable thiab hluav taws kub xav tau los ntawm cov lej hauv zos, thiab seb WDM puas yuav siv tau yav tom ntej.
Yog tias ib qho lus teb cov ntsiab lus mus rau qhov ntev, qhov nrawm dua, cov ntsiab lus txuas ntxiv, lossis sab nraum zoov, OS2 yog qhov kev xaiv ua ntej.
Feem ntau yuam kev thaum xaiv OS1 lossis OS2
Xaiv los ntawm Cable Nqe Ib leeg
Tus nqi cable yog ib feem me me ntawm tag nrho cov nqi txuas. Kev ua haujlwm, kev sib txuas, kev sib txuas, kev sim, thiab transceivers feem ntau raug nqi ntau dua li cov cable nws tus kheej. Txuag ob peb las ib 'meter' ntawm OS1 cable tuaj yeem ua rau tus nqi rov qab - rub yog tias yuav tsum tau hloov. Hauv kev xyaum, feem ntau cov kev txiav txim siab tsis zoo tshwm sim tsis yog vim ib tus neeg xaiv OS1 tshaj OS2, tab sis vim lawv tsis quav ntsej lub tsho ntaus nqi, cov khoom sib txuas zoo, lossis cov nyiaj them poob haujlwm.
Tsis quav ntsej txog Daim Ntawv Txuas Ntxiv
Fiber hom tsuas yog ib qho sib txawv hauv kev sib txuas ua haujlwm. Txhua connector, adapter, splice, thiab khoov ntxiv poob. Qhov txuas luv luv nrog ntau thaj vaj huam sib luag thiab cov khoom siv tsis zoo tuaj yeem tshaj nws cov peev nyiaj poob txawm tias OS2 fiber ntau. Ib txwm suav tag nrho qhov txuas poob ua ntej xav tias pawg fiber ntau ib leeg yuav txiav txim siab ua haujlwm.
Piv txwv tias OS2 Yog Tsis Siv Neeg Sab Nraud -Npaj
OS2 piav qhia txog cov fiber ntau optical kev ua tau zoo, tsis yog cable qhov kev tsim nyog ib puag ncig. Rau kev siv sab nraum zoov, xyuas kom meej tias lub cable muaj qhov thaiv dej tsim nyog, UV- lub tsho tiv taus, lub zog tensile txaus, thiab hnav khaub ncaws yog tias xav tau. OS2 nruj-buffered sab hauv tsev cable tsis haum rau kev faus ncaj qha, txawm tias nws qhov kev ua tau zoo fiber ntau tau ntsuas raws li OS2.
Sib tov qub thiab tshiab Fiber yam tsis muaj kev sim
Kev txuas tshiab OS2 cable rau ib ntu OS1 uas twb muaj lawm yuav ua haujlwm, tab sis qhov txuas ua tiav yuav tsum tau sim kawg - mus rau - kawg. Qhov no yog qhov tseem ceeb tshwj xeeb tshaj yog rau qhov ntev - nrug, siab - ceev, lossis WDM systems uas txhua feem ntawm dB tseem ceeb. Siv OLTS lossis OTDR los ntsuas qhov poob thiab txheeb xyuas qhov txuas tau raws li qhov yuav tsum tau ua ntawm transceiver.
Tsis nco qab cov cai hauv zos hauv tsev
Thaum lub cable nkag mus rau hauv ib lub tsev, lub tsho yuav tsum ua raws li cov cai hluav taws xob hauv zos thiab kev nyab xeeb. Hauv Teb Chaws Asmeskas, qhov no feem ntau txhais tau tias OFNR (riser) lossis OFNP (plenum) kev ntaus nqi. Hauv Tebchaws Europe thiab ntau lwm thaj chaw, LSZH (tsawg haus luam yeeb Zero Halogen) lossis CPR (Kev Tswj Xyuas Cov Khoom Siv Hluav Taws Xob) yuav xav tau. Sab nraum zoov PE-jacketed cable tsis haum rau kev khiav sab hauv tsev ntev yam tsis muaj qhov hloov pauv lossis rov-jacketing.
FAQ: OS1 vs OS2 Tib Hom Fiber
Puas yog OS2 fiber ntau zoo dua OS1?
Nyob rau hauv cov nqe lus ntawm attenuation thiab ntev - nyob deb muaj peev xwm, OS2 outperforms OS1. Txawm li cas los xij, "zoo dua" nyob ntawm daim ntawv thov. Rau qhov luv luv sab hauv tsev thaj chaw uas tus nqi yog qhov tseem ceeb thiab cov peev nyiaj kho qhov muag tau yooj yim, OS1 tuaj yeem ua tau zoo txaus. Rau txhua yam uas cuam tshuam nrog kev ncua deb, kev tawm sab nraud, lossis kev hloov kho yav tom ntej, OS2 yog qhov kev xaiv muaj zog dua.
Puas yog OS1 thiab OS2 ob leeg hom fiber ntau?
Yog lawm. Ob leeg OS1 thiab OS2 yog pawg ntawm ib hom fiber ntau cable nrog 9/125 µm qauv. Qhov sib txawv yog nyob rau hauv cabled fiber attenuation kev ua tau zoo, raug tsim, thiab npaj daim ntawv thov ib puag ncig - tsis nyob rau hauv lub hauv paus fiber hom.
Puas yog OS2 tib yam li G.652D fiber ntau?
Tsis raws nraim. OS2 yog ib hom kev ua tau zoo ntawm fiber ntau uas tau teev tseg hauv cov qauv xws li ISO/IEC 11801. G.652.D yog ib qho ITU-T fiber specification piav txog cov yam ntxwv kho qhov muag ntawm fiber ntau nws tus kheej. Hauv kev xyaum, feem ntau OS2 cables siv G.652.D-raws li fiber ntau, tab sis ob nqe lus piav qhia qhov sib txawv - cable kev ua tau zoo piv rau fiber ntau specification.
OS2 fiber puas tuaj yeem siv sab hauv tsev?
Yog, muab lub tsho cable thiab qhov ntsuas hluav taws xob tsim nyog rau kev teeb tsa sab hauv tsev. Sab hauv / sab nraum zoov- ntsuas OS2 cables muaj nrog LSZH, OFNR, lossis OFNP tsho uas ua tau raws li cov cai hauv tsev. Ib txwm txheeb xyuas qhov ntsuas hluav taws xob hluav taws xob tiv thaiv cov kev cai hauv zos ua ntej txhim kho hauv ib lub tsev.
Puas yog OS1 thiab OS2 txuas nrog ua ke?
Feem ntau, yog. Ob leeg siv tib qhov loj / cladding qhov ntev, yog li kev sib txuas ntawm lub cev yog ncaj nraim. Txawm li cas los xij, qhov sib xyaw sib txuas yuav tsum raug ntsuas raws li tag nrho cov attenuation, nrog rau ntu OS1 ua rau poob siab dua ib mais. Rau qhov ntev -nruab deb lossis siab- txuas nrawm, siv OS2 zoo ib yam thoob plaws.
Qhov txawv ntawm OS2 thiab OM3 / OM4 fiber ntau yog dab tsi?
OS2 yog ib hom fiber ntau (9 µm core), tsim kom ntev - kis tau tus mob. OM3 thiab OM4 yog multimode fiber ntau pawg (50 µm core), tsim los rau luv luv nyob rau hauv cov tsev lossis cov chaw zov me nyuam. Lawv xav tau cov transceivers sib txawv thiab tsis hloov pauv tau. Qhov kev xaiv nyob ntawm qhov deb, cov ntaub ntawv tus nqi, thiab cov kev xav tau ntawm cov txheej txheem.
Dab tsi xim yog OS1 lossis OS2 fiber ntau cable?
Tib hom fiber ntau cables, suav nrog ob qho tib si OS1 thiab OS2, feem ntau siv lub tsho daj sab nraud ua ib qho kev sib tham hauv kev lag luam. Txawm li cas los xij, xim cable tuaj yeem sib txawv ntawm cov chaw tsim khoom, thaj tsam, thiab daim ntawv thov. Sab hauv / sab nraum zoov lossis armored cables yuav siv cov xim dub lossis lwm yam xim. Ib txwm txheeb xyuas cov hom fiber ntau los ntawm cov cim cable lossis cov ntaub ntawv tsis yog cia siab rau lub tsho xim ib leeg.
Puas yog OS2 fiber ntau haum rau 100G kis tau tus mob?
OS2 feem ntau yog siv rau 100G ib hom kev sib txuas thiab feem ntau yog cov lus pom zoo fiber ntau rau cov ntawv thov. Txawm li cas los xij, qhov tseeb 100G kev txhawb nqa nyob ntawm qhov tshwj xeeb transceiver, txuas qhov nrug, tag nrho cov txuas txuas thiab splice poob, thiab kho qhov muag fais fab nyiaj siv nyiaj - tsis nyob rau hauv qeb fiber ntau ib leeg. Nco ntsoov xyuas cov ntaub ntawv transceiver thiab ua qhov sib txuas ntawm kev suav nyiaj txiag.
Dab tsi connector hom muaj rau OS2 fiber?
OS2 fiber ntau cables thiab thaj cords muaj nyob nrog txhua tus qauv ib hom txuas hom, suav nrogLCSC, FC, ST, thiab MPO/MTP. Polish hom muaj xws li UPC (Ultra Physical Contact) thiabAPC (Angled Physical Contact). Kev xaiv connector nyob ntawm cov khoom siv interface thiab cov kev xav tau ntawm daim ntawv thov.
Kuv puas yuav tsum xaiv OS1 lossis OS2 rau kev teeb tsa tshiab?
Rau feem ntau cov haujlwm tshiab ib hom fiber ntau, OS2 yog qhov kev xaiv pom zoo. Nws muab qis attenuation, zoo dua wavelength kev pab them nqi, thiab ntau saj zawg zog rau yav tom ntej hloov khoom dua tshiab. Tus nqi sib txawv tshaj OS1 feem ntau yog me ntsis txheeb ze rau tag nrho cov nqi ntawm qhov project, thiab cov txiaj ntsig kev ua tau zoo txo kev pheej hmoo ntawm lub neej ntawm kev teeb tsa.
Xaus
Qhov sib txawv ntawm OS1 thiab OS2 fiber ntau nqes los rau attenuation kev ua tau zoo, cable siv, installation ib puag ncig, thiab ntev -lub sij hawm hloov kho yooj yim. OS1 tseem yog ib qho kev xaiv siv tau rau luv luv sab hauv ib hom kev sib txuas hauv tus nqi - qhov chaw muaj txiaj ntsig zoo lossis qub qub. OS2 yog qhov kev xaiv muaj zog dua rau kev taug kev sab nraum zoov, cov pob txha hauv tsev kawm ntawv, kev ncua ntev, WDM systems, thiab txhua qhov kev teeb tsa tshiab uas qhov kev ua tau zoo thiab yav tom ntej - kev npaj txhij.
Thaum xaiv ntawm lawv, saib dhau ntawm daim ntawv lo ntawm fiber ntau. Ntsuas qhov txuas ua tiav: tag nrho cov kev ncua deb, transceiver optical pob nyiaj siv, connector thiab splice suav, cable tsho thiab hluav taws kev ntsuas, kev teeb tsa ib puag ncig, thiab cov kev xav tau yav tom ntej. Ib qho kev sib txuas ntawm kev siv nyiaj txiag tsim nyog, ua ke nrog txoj cai siv cable rau kev teeb tsa ib puag ncig, yuav ib txwm ua rau muaj txiaj ntsig zoo dua li xaiv los ntawm qeb fiber ntau lossis tus nqi ib leeg.
Yog tias koj tab tom teev OS2 ib hom fiber ntau cable rau qhov project tshiab - sebpatch kab, pigtails, los yog lub cev cable - paub meej tias hom connector, hom polish, lub tsho ntsuam xyuas, suav fiber ntau, thiab xav tau cov ntaub ntawv xeem ua ntej xaj. Tau txais cov ntsiab lus no nyob rau theem kev qhia tshwj xeeb tsis txhob rov ua haujlwm dua thiab ua kom qhov txuas txuas ua tiav raws li tsim.
