Ib hom fiber ntau thaj cable yog ib qho ntawm cov khoom siv fiber ntau siv dav hauv kev sib txuas lus hauv xov tooj, cov chaw zov me nyuam, FTTH systems, cov pob txha ua lag luam, thiab qhov ntev - kev sib txuas kho qhov muag. Ua nyob ib ncig ntawm qhov nqaim 9/125µm iav tub ntxhais, nws nqa lub teeb laser hauv ib txoj kev kho qhov muag, tso cai rau cov teeb liab mus ntev dua nrog qis qis qis thiab tsis muaj kev cuam tshuam tsawg dua li ntau hom kev xaiv.
Txawm hais tias koj tab tom teev cov kab hluav taws xob rau lub chaw tsim cov ntaub ntawv tshiab, txhim kho FTTH cov khoom xa tawm, lossis hloov cov kab hluav taws xob hauv lub chaw ua haujlwm hauv xov tooj, xaiv txoj cai ib hom kab hluav taws xob xav tau ntau dua li xaiv qhov ntev thiab txuas. Koj yuav tsum ua kom haum cov fiber ntau, connector interface, polish hom, lub tsho ntsuam xyuas, thiab kev ua haujlwm kho qhov muag rau koj lub transceiver, txuas nyiaj txiag, thiab ib puag ncig kev teeb tsa.
Phau ntawv qhia no hais txog cov hauv paus ntsiab lus ntawm ib hom fiber ntau thaj cables - lawv ua haujlwm li cas, lawv piv nrog ntau hom fiber ntau, hom tseem ceeb muaj, lawv siv qhov twg, thiab cov kauj ruam ua tau zoo - los ntawm - cov txheej txheem rau xaiv txoj cai cable rau koj qhov project.
Dab tsi yog Ib Hom Fiber Patch Cable?
Ib hom fiber ntau thaj cable - kuj hu ua ib hom kab hluav taws xob ib leeg lossis ib hom fiber ntau jumper - yog ib qho ua ntej - txiav fiber ntau optic cable nrog cov txuas ntawm ib lossis ob qho kawg. Nws txuas cov khoom siv kho qhov muag xws li cov keyboards, transceivers, thaj vaj huam sib luag, ODF thav duab, media converters, splitters, thiab lub thawv davhlau ya nyob twg.
Feem ntau cov kab hluav taws xob ib leeg siv 9/125µm fiber ntau, qhov thib ib yog hais txog cov tub ntxhais txoj kab uas hla (kwv yees li 9 microns) thiab qhov thib ob yog hais txog 125-micron cladding. Raws li covFiber Optic Association (FOA), singlemode fiber ntau ntawm 9/125 microns feem ntau cuam tshuam nrog 1310nm thiab 1550nm wavelengths - ob lub qhov rais tseem ceeb ua haujlwm ntev -kev sib txuas lus kho qhov muag.
Tsis zoo li tej fiber ntau cable uas tau teeb tsa los ntawm cov kav dej thiab txiav tawm ntawm qhov chaw, afiber optic thaj qaumtuaj txog npaj rau ntsaws rau hauv. Qhov no ua rau nws tus qauv kev sib txuas hauv cov chav tsev, cov ntaub ntawv chaw racks, FTTH faib lub thawv, kuaj lub rooj zaum, thiab cov khoom siv hauv xov tooj.
Ib hom kab hluav taws xob ib txwm yog xim daj-jacketed nyob rau hauv ib puag ncig patching hauv tsev, tab sis lub tsho xim ib leeg yuav tsum tsis txhob yog tib txoj hauv kev los txheeb xyuas lub cable. Nco ntsoov xyuas cov ntawv sau lub tsho kos npe, xaiv hom fiber ntau, hom txuas, thiab polish specification ua ntej kev teeb tsa.
Yuav Ua Li Cas Ib Hom Fiber Patch Cable Ua Haujlwm?
Ib hom fiber ntau thaj cable coj laser teeb los ntawm lub iav nqaim heev. Vim hais tias cov tub ntxhais txoj kab uas hla yog me me - roughly 8.6 mus rau 9.5 microns raws liITU-T G.652specifications - lub teeb propagates nyob rau hauv ib qho tseem ceeb hom. Qhov no tshem tawm modal dispersion, uas yog thawj qhov kev ncua deb - txwv tsis pub muaj nyob rau hauv multimode fiber ntau, thiab tso cai rau kev xa cov teeb liab huv dua kaum lossis ntau pua mais.
Cov qauv fiber ntau muaj ob txheej txheej kho qhov muag: lub hauv paus, uas yog lub hauv paus iav txoj hauv kev uas lub teeb teeb liab mus, thiab cladding, ib puag ncig iav txheej nrog qis dua refractive Performance index uas txwv lub teeb hauv cov tub ntxhais los ntawm tag nrho cov kev xav sab hauv.
Tib hom fiber ntau yog optimized rau kev ua haujlwm ntawm 1310nm thiab 1550nm. Lub qhov rais 1310nm muaj nyob ze -zero chromatic dispersion rau tus qauv G.652 fiber, thaum lub qhov rais 1550nm muab qhov qis tshaj attenuation - feem ntau nyob ib ncig ntawm 0.2 dB/km rau niaj hnub G.652.D fiber ntau. Cov yam ntxwv no ua rau tib hom fiber ntau lub hauv paus ntawm yuav luag txhua qhov ntev -haul thiab metro optical networks.
Hauv kev xa tawm tiag tiag, thaj chaw cable tsis ua haujlwm hauv kev sib cais. Nws qhov kev ua tau zoo yog nyob ntawm qhov kho qhov muag transceiver, tag nrho qhov txuas tsis tau nyiaj txiag, connector zoo, thiab txhua qhov kev sib txuas thiab kev sib txuas ntawm txoj kev. Lub qhov dej zoo- ua thaj ua rau thaj cable uas tsis muaj qhov nkag tsis zoo thiab qhov rov qab poob siab ua rau kev sib txuas ntawm cov npoo, tab sis qhov ua tiav qhov kev tsim qauv txiav txim siab seb qhov txuas puas ua tau zoo.
Tib hom vs Multimode Fiber Patch Cable: Qhov txawv qhov tseem ceeb
Qhov sib txawv nruab nrab ntawmib hom thiab multimode fiber ntauyog qhov loj me me thiab lub teeb hla nws li cas. Tib hom fiber ntau muaj cov tub ntxhais me me thiab txhawb nqa tsuas yog ib hom kev nthuav tawm xwb, thaum multimode fiber ntau siv cov tub ntxhais loj dua uas tso cai rau ntau pua hom mus ncig ib txhij - uas ua rau modal dispersion thiab txwv kev sib kis deb.
| Feature | Tib hom Fiber Patch Cable | Multimode Fiber Patch Cable |
|---|---|---|
| Hom fiber ntau | 9/125µm | 50/125µm (OM3/OM4/OM5) los yog 62.5/125µm (OM1/OM2) |
| Lub teeb qhov chaw | Laser (DFB, FP) | LED los yog VCSEL |
| Yam wavelength | 1310nm / 1550nm | 850nm / 1300nm |
| Zoo tshaj plaws rau | Ntev - nrug, siab - muaj peev xwm txuas | luv- qhov txuas txuas (feem ntau hauv qab 300–550m) |
| Cov ntawv thov siv | Telecom, FTTH, metro networks, data center interconnects | Cov chaw khaws ntaub ntawv, LANs, luv luv hauv - cov txuas txuas |
| Cable xim | Feem ntau daj | Txiv kab ntxwv (OM1 / OM2), aqua (OM3 / OM4), los yog violet (OM5) |
| Transceiver nqi | Feem ntau siab dua rau ntev - ncav cuag modules | Feem ntau qis dua rau luv luv -mus txog VCSEL- raws li modules |
Ib hom yog qhov zoo dua thaum nyob deb, scalability, thiab qis attenuation yog qhov tseem ceeb. Txawm li cas los xij, nws tsis yog tus nqi tshaj plaws - kev xaiv zoo rau txhua qhov txuas. Rau luv- mus txog kev sib txuas hauv ib lub chaw cov ntaub ntawv - hais, hloov- mus rau - server txuas hauv qab 100 meters -Multimode fiber ntau (OM3, OM4, lossis OM5)ua ke nrog VCSEL{0}}raws li transceivers tuaj yeem pheej yig dua. Qhov kev xaiv yog nyob ntawm qhov ua tiav qhov system: tus nqi transceiver, txuas qhov deb, cov kab ke uas twb muaj lawm, qhov chaw nres nkoj ceev, thiab txoj kev txhim kho yav tom ntej.
Hom Hom Ib Hom Fiber Patch Cables
Tsis yog txhua hom kab hluav taws xob sib txuas sib hloov tau. Ua ntej kev txiav txim, koj yuav tsum paub meej txog cov fiber ntau, cov qauv cable, connector hom, polish hom, tsho ntsuam xyuas, thiab ntev.
Simplex vs Duplex Ib Hom Patch Cables
A simplex thaj cablemuaj ib qho fiber ntau strand thiab siv thaum xav tau ib txoj kev kho qhov muag xwb - piv txwv li, hauv qee qhov kev soj ntsuam txuas, ib qho -fiber bidirectional (BiDi) systems, los yog kev sib txuas rau ib tus neeg splitter ports.
Ib hom duplex ib hom patch cable muaj ob fibers nyob rau hauv ib tug zipcord qauv, nrog ib tug fiber rau kis thiab ib tug rau tau txais. Qhov no yog tus qauv kev teeb tsa rau feem ntau Ethernet hloov- mus rau - hloov, hloov - mus rau - transceiver, thiab thaj vaj huam sib luag sib txuas. Rau siab -cov ntaub ntawv ceev ceev patching, LC duplex ib hom thaj cables yog nyob deb ntawm qhov kev xaiv tshaj plaws.
OS2 Tib Hom Fiber Patch Cable: Thaum Yuav Siv Nws
OS1 thiab OS2 yog ob hom fiber ntau pawg tau teev tseg raws li ISO / IEC 11801, tab sis lawv ua haujlwm sib txawv. OS1 hais txog nruj- buffered hauv tsev cable tsim nrog qhov siab tshaj plaws attenuation ntawm 1.0 dB/km. OS2 yog hais txog xoob- raj lossis qis dua- cov kev tsim kho attenuation nyob ntawm 0.4 dB/km lossis zoo dua, haum rau kev siv sab hauv tsev thiab sab nraum zoov.
Niaj hnub nimno OS2 fiber ntau yog tsim los ntawm ITU-T G.652.D iav, uas tshem tawm cov dej ncov ntawm 1383nm thiab txhawb nqa tag nrho -spectrum ua haujlwm los ntawm O-band los ntawm L-band (1260–1625nm). Qhov no ua rau OS2 sib xws nrog CWDM systems thiab yav tom ntej wavelength hloov khoom dua tshiab.
Rau feem ntau cov tshiab ib hom patching tej yaam num - txawm nyob rau hauv ib tug data center, telecom facility, los yog FTTH network - OS2 yog lub neej ntawd kev ruaj ntseg. Nws muab kev sib raug zoo dua nrog cov niaj hnub ntev ntev - kis transceivers thiab tawm ntau lub taub hau rau kev hloov kho bandwidth yav tom ntej. OS1 tseem tuaj yeem tshwm sim hauv kev teeb tsa sab hauv tsev laus lossis cov pob txha caj qaum luv luv, tab sis tsis muaj laj thawj me ntsis los qhia nws rau kev tsim kho tshiab.
LC vs SC Ib Hom Patch Cable: Qhov Kev Txuas Zoo Li Cas Rau Koj Cov Khoom?
Connector xaiv yog txiav txim los ntawm cov khoom siv interface, tsis yog los ntawm tus kheej nyiam. Ntawm no yog cov feem ntau connector hom siv nrog ib hom thaj cables:
| Txuas | Siv dav |
|---|---|
| LC | High-cov chaw ceev cov ntaub ntawv ceev, SFP / SFP + / SFP28 / QSFP modules, cov keyboards niaj hnub thiab routers |
| SC | FTTH ONTs, OLTs, telecom ODF panels, splitter ports, nkag mus rau network khoom |
| FC | Cov khoom siv kuaj thiab ntsuas, kuaj kev teeb tsa, qee cov ntawv thov kev lag luam thiab tub rog |
| ST | Legacy LAN kev teeb tsa thiab cov khoom siv network qub |
Nyob rau hauv lub siab -cov ntaub ntawv ceev ceev khib,LC kab hluav taws xobfeem ntau yog thawj qhov kev xaiv vim tias lawv daim ntawv me me tso cai rau ntau qhov chaw nres nkoj ib chav tsev khib. Hauv FTTH faib txee,SC connectorsfeem ntau nyiam vim lawv muaj zog, yooj yim rau kev khiav lag luam, thiab siv dav hauv PON cov cuab yeej. FC thiab ST connectors tshwm sim tsis tshua muaj nyob rau hauv kev lag luam tshiab, tab sis lawv tseem muaj nyob rau hauv kev sim ib puag ncig thiab qee qhov kev lag luam.
Yog tias ob lub cuab yeej koj tab tom txuas siv sib txawv connector interfaces, xaiv ib qho hybrid thaj cable xws liSC to LWDlos yog LC rau FC.
UPC vs APC Fiber Connector: Xaiv txoj cai Polish hom
Covconnector polish homncaj qha cuam tshuam qhov rov qab poob thiab txiav txim siab seb puas muaj kab hluav taws xob puas tsim nyog rau kev xav txog - cov tshuab rhiab heev.
| Hom Polish | Connector Xim | Yam Rov Los Loss | Zoo tshaj rau |
|---|---|---|---|
| UPC (Ultra Physical Contact) | Xiav | Ntau dua lossis sib npaug li 50 dB | Cov chaw zov me nyuam, Ethernet, kev sib kis digital |
| APC (Angled Physical Contact) | Ntsuab | Ntau dua lossis sib npaug li 60 dB | FTTH, PON, CATV, RF video, WDM systems |
UPC connectors siv lub tiaj tus, dome-zoo li lub ntsej muag kawg polished kom tiav zoo. APC connectors siv 8-degree angled kawg lub ntsej muag uas coj lub teeb pom kev deb ntawm cov tub ntxhais fiber ntau, ua tiav qhov rov qab poob ntau dua. Hauv PON thiab CATV cov tshuab, txawm tias me me rov qab- kev cuam tshuam tuaj yeem ua rau cov teeb liab tsis zoo lossis ua rau cuam tshuam nrog cov teeb liab analog video - yog vim li casSC / APC connectorsyog tus qauv hauv FTTH networks.
Ceeb toom: Tsis txhob txuas APC connector rau UPC connector.Lub kaum sab xis thiab tiaj tus kawg - lub ntsej muag geometry yog lub cev tsis sib xws. Mating lawv yuav ua rau muaj qhov sib txawv ntawm huab cua uas ua rau muaj kev nkag siab siab, tsis zoo rov qab los, thiab tuaj yeem ua rau ob qho tib si ferrule puas. Yog tias koj pom ib qho txuas ntsuab ntawm ib kawg thiab ib qho xiav txuas ntawm lwm qhov, nres thiab txheeb xyuas ua ntej txuas.
Jacket Materials thiab Cable Ratings
Lub tsho sab nrauv txiav txim siab qhov twg cov kab hluav taws xob tuaj yeem ntsia tau ruaj ntseg thiab seb nws ua tau raws li cov cai hluav taws xob hauv zos. Cov kev xaiv uas muaj xws li:
PVC- dav - lub hom phiaj lub tsho sab hauv tsev, tsim nyog rau feem ntau cov khib nyiab thiab cov khoom siv hauv chav tsev.LSZH (Low Smoke Zero Halogen)- yuav tsum tau muaj nyob rau hauv ntau lub tsev pej xeem, tunnels, tsheb thauj mus los, thiab nyob rau hauv qhov chaw uas muaj pa phem los ntawm hluav taws xob cable yuav ua rau muaj kev phom sij rau cov neeg nyob.OFNR (Riser)- ntaus nqi rau ntsug cable khiav ntawm pem teb.OFNP (Plenum)- ntsuas rau plenum huab cua- tuav qhov chaw, uas muaj cov cai nruj tshaj plaws nyob rau hauv North American cov tsev.PE (Polyethylene)- sab nraum zoov- ntsuas tsho rau cov dej noo thiab UV tiv taus.Armored- ntxiv cov hlau lossis aramid txheej rau kev sib tsoo, kev tiv thaiv nas, thiab kev siv tshuab ua haujlwm nyob rau hauv ib puag ncig hnyav.
Rau cov txheej txheem cov ntaub ntawv chaw khib patching, 2.0mm lossis 3.0mm LSZH lossis PVC duplex cords yog tus qauv. Nyob rau hauv siab - qhov ceev ceev qhov ntau pua ntawm cov kab hluav taws xob sib faib qhov chaw txwv tsis pub, 2.0mm lossis 1.6mm cable tuaj yeem txhim kho huab cua thiab kev tswj hwm cable. Rau kev siv sab nraum zoov lossis kev lag luam,armored fiber thaj cablesmuab cov kev tiv thaiv tsim nyog.
Tib hom Fiber Patch Cables siv nyob qhov twg?
Data Centers thiab High -Speed Interconnects
Hauv cov chaw zov me nyuam, ib hom kab hluav taws xob txuas rau sab saum toj - ntawm - khib hloov mus rau cov pob txha caj qaum, txuas thaj vaj huam sib luag hauv qhov chaw hla - txuas, thiab txiav siab siab - cov khoom siv kho qhov muag ceev. Rau100G txuas thiab tshaj, ib hom LC duplex OS2 cables ua ke nrog LR4 lossis ER4 transceivers yog ib txwm muaj rau kev ncua deb tshaj qhov ncav cuag ntawm multimode VCSEL-raws li optics.
Telecom thiab 5G Thauj Networks
Cov neeg ua haujlwm hauv xov tooj yog nyob ntawm ib hom fiber ntau rau fronthaul, midhaul, thiab backhaul kev sib txuas. Patch cables yog siv dav hauv cov chaw ua haujlwm hauv nruab nrab, hauvOptical Distribution Frames (ODFs), ntawm lub xov tooj ntawm tes ntau lub hauv paus chaw nres tsheb, thiab nyob rau hauv metro nplhaib interconnection cov ntsiab lus. Tsawg attenuation thiab broad wavelength kev txhawb nqa ua rau ib hom tib txoj kev xaiv rau cov cab kuj - qib thauj.
FTTH thiab FTTx Access Networks
Fiber-rau-- cov kev sib txuas hauv tsev feem ntau siv SC/APC ib hom kab txuas txuas rau OLTs,PLC splitters, faib lub thawv, thiab ONTs. APC polish yog qhov tseem ceeb hauv PON architectures vim tias cov teeb liab sib koom ua ke yog qhov nkag siab zoo rau rov qab -xav txog. Hauv FTTH txee, SC / APC nyiam dua vim tias kev tswj xyuas qhov tseem ceeb tshaj qhov chaw nres nkoj ceev ntawm txheej nkag.
Enterprise Campus thiab Tsev Backbones
Rau lub tsev - mus rau - kev txuas hauv tsev, lub tsev kawm ntawv qaum tsev rings, thiab kev ruaj ntseg los yog kev soj ntsuam fiber ntau khiav, ib hom kab hluav taws xob muab kev sib txuas ntau dua thiab kev siv bandwidth headroom ntau dua li multimode. Txawm hais tias cov kev sib txuas uas tam sim no luv luv, qhia ib hom tam sim no zam tus nqi ntawm kev rov ua dua thaum nrawm hloov kho los ntawm 10G mus rau 25G, 100G, lossis dhau ntawd.
Kev lag luam, sab nraum zoov, thiab hnyav heev - Ib puag ncig Networks
Kev lag luam mining, cov chaw siv roj thiab roj, kev thauj mus los, kev soj ntsuam kev loj, thiab kev soj ntsuam sab nraum zoov feem ntau siv.armored los yog ruggedized ib hom thaj cablestiv taus kev vibration, noo noo, kub heev, thiab kev ntxhov siab ntawm lub cev.
Yuav Ua Li Cas Xaiv Txoj Cai Ib Hom Fiber Patch Cable
Xaiv txoj cai patch cable yog ncaj nraim yog tias koj ua hauj lwm los ntawm cov kauj ruam no systematically. Tus yuam sij yog kom phim cov kab lus tshwj xeeb rau cov khoom siv, ib puag ncig, thiab kev sib txuas cov kev xav tau ntawm kev ua haujlwm - tsis txhob xaiv cov kab hauv kev sib cais.
Kauj Ruam 1: Paub meej tias hom Fiber thiab txuas yuav tsum tau ua
Pib nrog qeb fiber ntau. Rau yuav luag txhua yam tshiab ib hom phiaj xwm, OS2 (raws li G.652.D fiber) yog tus qauv xaiv. Tom qab ntawd xyuas cov ntaub ntawv transceiver rau kev txhawb nqa wavelength, qhov siab tshaj plaws txuas qhov deb, thiab xa / tau txais lub zog. Lub patch cable yog ib feem nyob rau hauv tag nrho cov txuas - nws yuav tsum tau sib xws nrog optical module thiab tag nrho cov nyiaj poob.
Kauj Ruam 2: Sib piv cov Connector rau koj cov khoom siv Ports
Saib ntawm lub cev chaw nres nkoj ntawm koj lub transceiver, thaj vaj huam sib luag, ODF, lossis lub thawv davhlau ya nyob twg. Kev sib koom ua ke muaj xws li: SFP / SFP + / SFP28 modules feem ntau xav tau LC duplex connectors; FTTH ONT lossis splitter ports feem ntau xav tau SC / APC; ODF panels tuaj yeem siv SC, LC, lossis FC nyob ntawm tus qauv tsim; Cov khoom siv kuaj feem ntau siv FC lossis SC nrog cov hloov pauv hloov tau.
Yog tias ob lub ntsiab lus kawg siv cov sib txuas sib txawv, xaj ib qho hybrid thaj cable - piv txwv li,SC/APC rau LC/UPCrau txuas FTTH ODF rau Ethernet hloov.
Kauj ruam 3: Xaiv UPC lossis APC Polish
Txoj cai yooj yim tshaj plaws: yog tias cov khoom siv chaw nres nkoj ntsuab lossis lub kaw lus yog PON, CATV, lossis RF-video ntsig txog, siv APC. Rau tus qauv Ethernet thiab digital cov ntaub ntawv xa mus, siv UPC. Ib txwm txheeb xyuas los ntawm kev txheeb xyuas cov khoom siv phau ntawv lossis cov khoom siv transceiver - qee cov khoom siv tshwj xeeb xav tau ib hom polish, thiab siv qhov tsis ncaj ncees lawm yuav ua rau ntsuas kev ua haujlwm tsis zoo.
Kauj ruam 4: Xaiv lub Jacket Rating thiab Cable Diameter
Xaiv cov khoom siv lub tsho raws li qhov chaw yuav raug teeb tsa. Rau sab hauv tsev cov ntaub ntawv chaw txee, LSZH lossis PVC yog ntau. Rau plenum airspaces nyob rau hauv North American cov tsev, OFNP tej zaum yuav tsum tau los ntawm lub zos code. Rau kev khiav tawm sab nraum zoov lossis ib puag ncig uas xav tau, xaiv PE lub tsho lossis ib lub tsho tiv thaiv.
Cable txoj kab uas hla yog qhov kev xaiv zoo: 3.0mm qaum yog qhov ruaj khov thiab yooj yim rau kev khiav lag luam thaum lub sijhawm teeb tsa, thaum lub 2.0mm lossis 1.6mm qaum yog qhov zoo dua rau siab - ntom ntom qhov chaw qhov chaw thiab airflow teeb meem.
Kauj Ruam 5: Txheeb xyuas qhov poob, rov qab poob, thiab cov ntaub ntawv xeem
Ib tug zoo patch cable tsum yuav tsum muab ib tug neeg kho qhov muag kuaj tau rau txhua cable los ua ke. Cov kev ntsuas tseem ceeb los txheeb xyuas yog:
Insertion poob (IL):Rau lub Hoobkas - txiav tawm ib hom kab hluav taws xob, ib txwm IL yog tsawg dua lossis sib npaug rau 0.3 dB ib qhov txuas, nrog ntau qhov kev sib dhos ua tau zoo ua tiav tsawg dua lossis sib npaug rau 0.2 dB. ANSI/TIA-568.3 tus qauv teeb tsa qhov siab tshaj plaws connector poob ntawm 0.75 dB rau ib khub niam txiv, tab sis lub qab nthab no txhob txwm siab dav kom haum rau thaj tsam -tawm thiab splice- ntawm connectors. Rau lub Hoobkas tsim cov kab hluav taws xob, txhua yam saum toj no 0.3 dB ib qho kev sib txuas sib txuas tau lees paub los soj ntsuam ze dua.
Rov qab poob (RL):UPC connectors yuav tsum ua tiav ntau dua lossis sib npaug ntawm 50 dB rov poob; APC connectors yuav tsum ua kom siab dua los yog sib npaug rau 60 dB. Cov txiaj ntsig no yog qhov tseem ceeb hauv kev xav txog- cov kab ke rhiab heev thiab yuav tsum tau txheeb xyuas ntawm daim ntawv tshaj tawm kev xeem ntawm ob qho tib si 1310nm thiab 1550nm.
Xaus -lub ntsej muag zoo:IbIEC 61300-3-35: Cov, connector kawg lub ntsej muag yuav tsum tau soj ntsuam rau khawb, tsis xws luag, thiab kis kab mob nyob rau hauv cov tub ntxhais thiab cladding zones ua ntej mating. Ib tus neeg muag khoom ntseeg tau ua 100% kawg-kev tshuaj xyuas ntsej muag thiab suav nrog cov ntaub ntawv no hauv daim ntawv xeem.
Kauj Ruam 6: Npaj Length, Labeling, thiab Ntim
Xaiv lub cable ntev uas ncav cuag qhov yooj yim yam tsis muaj qhov nro, tab sis tsis tsim cov slack ntau dhau uas ua rau cov tais cable tangled thiab impaired airflow. Kev tswj cov kab hluav taws xob zoo tiv thaiv fiber ntau los ntawm khoov kev puas tsuaj - nco ntsoov tias qhov tsawg kawg khoov vojvoog rau cov qauv ib hom fiber ntau feem ntau yog 30mm hauv qab thauj khoom thiab 15mm thaum tshem tawm, txawm tias khoov -insensitive G.657.A2 fiber ntau tuaj yeem tiv taus nruj dua radii mus rau 7.5mm.
Rau kev xa tawm loj dua, thov kom meej rau - cable labeling (nrog rau hom connector, ntev, thiab cov ntaub ntawv poob), ntim ntim los ntawm kev sib txuas lossis khib, thiab cov ntawv xeem sib tw rau cov neeg sibtham. Cov ntsiab lus no txuag lub sijhawm tseem ceeb thaum lub sijhawm teeb tsa thiab txo qhov ua yuam kev.
Kev xaiv piv txwv rau cov xwm txheej zoo sib xws
Txhawm rau ua kom cov txheej txheem xaiv ntau dua, ntawm no yog peb yam xwm txheej:
Data center SFP+ 10G link (hloov rau thaj vaj huam sib luag, 15m):LC/UPC duplex, OS{0}}/125µm, 2.0mm LSZH tsho, daj. Qhov no yog tus qauv teeb tsa rau feem ntau niaj hnub cov ntaub ntawv chaw hla - txuas.
FTTH davhlau ya nyob twg lub thawv txuas (splitter rau ONT, 3m):SC/APC simplex, OS{0}}/125µm, 3.0mm PVC lossis LSZH tsho, daj. APC polish yog yuav tsum tau vim PON systems rhiab rau rov qab -review ntawm txhua qhov txuas.
Sab nraum zoov txee rau hauv paus chaw nres tsheb (armored, 20m):SC/APC los yog LC/APC duplex, OS{0}}/125µm, armored nrog PE txheej tsho. Kev tsim kho armored tiv thaiv cov nas kev puas tsuaj thiab kev ntxhov siab ntawm cov neeg kho tshuab hauv qhov chaw raug.
Feem ntau yuam kev kom zam
Sib tov APC thiab UPC Connectors
Qhov no yog ib qho ntawm feem ntau qhov ua yuam kev. APC ferrule polished ntawm 8 degrees yuav tsis sib haum nrog lub tiaj UPC ferrule. Qhov tshwm sim yog qhov sib txawv ntawm huab cua uas ua rau muaj kev nkag siab siab, ua kom pom tseeb, thiab muaj peev xwm ua rau lub cev puas tsuaj rau ob lub ntsej muag kawg. Ib txwm phim ntsuab rau ntsuab thiab xiav rau xiav.
Tsis quav ntsej Transceiver Compatibility
Ib hom kab hluav taws xob ib leeg yuav tsum tau ua ke nrog ib hom transceiver. Txuas ib hom kab cable mus rau ib qho multimode-tsuas yog kho qhov muag module - lossis vice versa - yuav ua rau poob ntau dhau los yog tsis muaj qhov txuas txhua. Nco ntsoov txheeb xyuas qhov tshwj xeeb ntawm transceiver ua ntej txuas.
Khoov Fiber Tshaj nws qhov tsawg kawg nkaus Radius
Txhua lub fiber ntau cable muaj qhov tsawg kawg nkaus khoov lub vojvoog hauv qab uas lub teeb tawm ntawm lub hauv paus, ua rau muaj kev cuam tshuam los yog kev puas tsuaj mus tas li. Ua raws li cov chaw tsim khoom khoov lub vojvoog qhov tshwj xeeb thiab tsis txhob tig ntse hauv cov tais kab, thaj vaj huam sib luag, lossis cov khib nyiab. Rau tus qauv G.652.D fiber ntau, qhov tsawg kawg nkaus khoov vojvoog yog feem ntau 30mm. Khoov-insensitive G.657.A1 lossis G.657.A2 fiber ntau tuav nruj dua khoov, tab sis tseem yuav tsum tau ua tib zoo taug kev.
Hla Xaus -Kev Tshuaj Xyuas Lub ntsej muag thiab ntxuav
Cov plua plav thiab cov paug paug feem ntau yog qhov ua rau muaj qhov tsis txaus ntseeg ntawm qhov nkag thiab qhov txuas tsis ua haujlwm. Kev ua haujlwm zoo tshaj plaws - txhawb nqa los ntawmIEC 61300-3-35: Cov- yog los tshuaj xyuas, ntxuav, thiab rov- tshuaj xyuas txhua lub ntsej muag ntawm lub ntsej muag ua ntej sib yuav, siv lub tshuab ntsuas fiber ntau thiab cov cuab yeej tu kom tsim nyog.
Xaiv cov cables raws li tus nqi xwb
Tus nqi qis -patch cable uas tuaj txog nrog cov khoom sib txuas tsis zoo, cov ntawv ceeb toom tsis tau kuaj, lossis tawm - ntawm -spec insertion poob yuav raug nqi ntau dua hauv kev daws teeb meem lub sijhawm thiab txuas tsis ruaj khov dua li kev sib dhos tsim nyog. Rau cov kws tshaj lij kev sib koom tes, ua qhov tseem ceeb rau cov neeg muab khoom lag luam uas muab rau hauv -cov ntaub ntawv kuaj kab hluav taws xob, cov khoom sib txuas zoo sib xws, thiab kev txhawb nqa kev ua haujlwm.
Yuav Tsum Muaj Dab Tsi Thaum Thov Kev Tso Cai
Thaum tso ib qho kev txiav txim lossis xa RFQ rau tus neeg muag khoom, muab cov ntsiab lus hauv qab no kom tsis txhob muaj qhov txawv txav thiab kev tsim khoom qeeb:
Fiber ntau:OS2 ib hom (G.652.D), lossis qhia tias lwm hom yuav tsum tau ua.Connector A:LC, SC, FC, ST, lossis lwm yam.Connector B:LC, SC, FC, ST, lossis lwm yam (xws li hybrid).Polish hom:UPC lossis APC rau txhua qhov kawg.Cable qauv:Simplex los yog duplex.Jacket khoom:PVC, LSZH, OFNR, OFNP, PE, los yog armored.Cable txoj kab uas hla:0.9mm, 1.6mm, 2.0mm, 3.0mm, los yog kev cai.Ntev:Standard los yog kev cai, qhia kam rau ua yog tseem ceeb.Ntim:Per length, per configuration.Optical kev ua tau zoo xav tau:Maximum insertion poob thiab yam tsawg kawg nkaus rov qab poob ib connector.Cov ntaub ntawv xeem xav tau:Raws li - cable IL thiab RL cov ntaub ntawv ntawm 1310nm thiab 1550nm, kawg-fim tshuaj ntsuam xyuas.Labeling thiab ntim:Raws li -cov ntawv cable, khib- kev ntim khoom, qhov project- cov cim tshwj xeeb.Qauv pom zoo:Seb puas ua ntej- cov qauv tsim khoom yuav tsum tau ua ua ntej ntau lawm.
Rau cov phiaj xwm loj -, thov cov qauv ua ntej kev txiav txim ntau yog ib txoj hauv kev los xyuas cov khoom sib txuas, kev yooj yim cable, daim ntawv lo zoo, thiab cov ntaub ntawv xeem ua ntej cog lus rau tag nrho cov khoom ntim.
Cov lus nug nquag
Dab tsi yog ib hom fiber ntau thaj cable siv rau?
Nws txuas cov khoom siv kho qhov muag hauv cov tes hauj lwm uas xav tau ntev - nrug, qis - poob, thiab siab - kis tau tus mob ceev. Cov ntawv thov muaj xws li kev sib txuas lus hauv xov tooj, FTTH nkag network, cov ntaub ntawv chaw sib cuam tshuam, kev lag luam hauv tsev kawm ntawv qaum, ODF patching, thiab fiber ntau txuas.
Puas yog ib hom fiber ntau ib txwm daj?
Tib hom patch cables yog conventionally daj, thiab cov xim coding no yog siv nyob rau hauv ANSI/TIA-568.3. Txawm li cas los xij, xim ib leeg tsis yog tus txheeb ze txhim khu kev qha. Nco ntsoov xyuas lub tsho luam tawm thiab cov khoom specification kom paub meej tias hom fiber ntau.
Qhov txawv ntawm OS1 thiab OS2 ib hom fiber ntau yog dab tsi?
OS1 yog ib qho nruj- cov kab hluav taws xob sab hauv tsev nrog qhov siab tshaj plaws attenuation ntawm 1.0 dB/km. OS2 yog ib qho qis dua -Attenuation qeb (tsawg dua lossis sib npaug li 0.4 dB/km) feem ntau ua los ntawm G.652.D fiber ntau, haum rau kev siv sab hauv tsev thiab sab nraum zoov. OS2 txhawb nqa tag nrho -kev ua haujlwm spectrum thiab yog tus qauv xaiv rau kev teeb tsa ib hom tshiab.
Kuv puas tuaj yeem siv ib hom kab hluav taws xob sib txuas rau luv luv?
Yog lawm. Tib hom fiber ntau ua haujlwm ntawm qhov deb li ntev tau ntev npaum li qhov transceiver thiab receiver sib haum. Rau cov chaw sib txuas cov ntaub ntawv luv luv, multimode fiber ntau nrog VCSEL-raws li optics tej zaum yuav raug nqi ntau dua-zoo, tab sis ib hom kev ua haujlwm zoo kawg nkaus thiab muaj ntau dua yav tom ntej- pov thawj bandwidth headroom.
Dab tsi yog qhov txawv ntawm UPC thiab APC connectors?
UPC (Ultra Physical Contact) cov khoom sib txuas muaj lub ntsej muag zoo nkauj kawg thiab feem ntau ua tiav ntau dua lossis sib npaug li 50 dB rov poob. APC (Angled Physical Contact) connectors muaj 8-degree angled lub ntsej muag uas ua tiav ntau dua lossis sib npaug li 60 dB rov poob los ntawm kev coj lub teeb pom kev deb ntawm lub hauv paus. APC yuav tsum muaj rau FTTH, PON, CATV, thiab lwm yam kev xav-sensitive systems.
Kuv puas tuaj yeem txuas APC txuas rau UPC txuas?
Tsis yog. Ob qhov kawg - lub ntsej muag geometry yog lub cev tsis sib xws. Mating APC rau UPC yuav ua rau muaj kev nkag siab siab, tsis zoo rov qab poob, thiab tuaj yeem ua rau ob qho tib si txuas ferrules. Ib txwm siv hom polishing sib xws - APC rau APC, lossis UPC rau UPC.
Puas yog LC lossis SC zoo dua rau ib hom kab hluav taws xob?
Tsis yog universally zoo dua - txoj kev xaiv yog nyob ntawm koj cov khoom siv interface. LC yog nyiam nyob rau hauv siab -cov ntaub ntawv ceev ceev ib puag ncig vim nws cov qauv me me thiab kev sib raug zoo nrog SFP-style transceivers. SC yog tus qauv hauv FTTH, kev sib txuas lus ODF, thiab nkag mus rau hauv kev siv network vim nws qhov ruaj khov, yooj yim ntawm kev siv, thiab siv dav thoob plaws PON cov cuab yeej. Saib peb phau ntawv qhia rauhom fiber ntau optic connectorsrau kev sib piv kom ntxaws.
9/125 txhais li cas hauv ib hom fiber ntau?
Cov lej xa mus rau cov tub ntxhais fiber ntau thiab cladding diameters hauv microns. Cov tub ntxhais yog kwv yees li 9µm, thiab cladding yog 125µm. Qhov no yog tus qauv geometry rau txhua hom fiber ntau txhais raws li ITU-T G.652.
Puas yog tib hom patch cable haum rau 10G, 40G, thiab 100G tes hauj lwm?
Yog lawm. Tib hom fiber ntau txhawb txhua qhov tam sim no Ethernet ceev los ntawm 1G txog 400G thiab dhau mus, muab qhov tsim nyog transceiver module. Qhov tseeb, feem ntau 40G thiab 100G ntev- ncav cuag cov qauv (xws li 40GBASE-LR4 thiab 100GBASE-LR4 txhais los ntawm IEEE 802.3) xav tau ib hom fiber ntau.
Yuav ua li cas kuv thiaj paub yog tias kuv cov fiber ntau thaj cable yog ib hom?
Xyuas cov ntawv luam tawm ntawm lub tsho cable. Tib hom cables feem ntau yog cim nrog "9/125," "SM," lossis "OS2." Lub tsho daj yog ib qho kev taw qhia pom nyob rau hauv ib puag ncig sab hauv, tab sis nco ntsoov xyuas nrog lub tsho luam ntawv. Yog tias tsis paub meej, koj tuaj yeem kuaj cov kab hluav taws xob nrog lub zog kho qhov muag ntawm 1310nm lossis 1550nm - cable multimode yuav pom qhov poob siab heev ntawm cov wavelengths yog tias kuaj nrog ib qho chaw.
Kuv puas tuaj yeem siv OS2 thaj cable nrog OS1 infrastructure?
Feem ntau, yog. Ob leeg OS1 thiab OS2 siv tib yam 9/125µm fiber ntau geometry, yog li lawv lub cev sib xws thiab tuaj yeem sib txuas lossis txuas ua ke. Lub ntsiab sib txawv yog nyob rau hauv kev tsim kho cable thiab attenuation ntsuam xyuas. Txawm li cas los xij, rau kev suav nyiaj poob qis, siv qhov kev qhia tshwj xeeb ntawm cov ntu tsis muaj zog hauv qhov txuas.
Xaus
Ib hom fiber ntau thaj cable yog lub hauv paus tseem ceeb hauv kev sib txuas kho qhov muag - los ntawm kev sib txuas lus rov qab mus rau FTTH kawg - mais kev sib txuas mus rau siab - ceev cov ntaub ntawv chaw ntaub. Kev xaiv qhov yog yuav tsum tau ua tib zoo saib rau hom fiber ntau, txuas txuas, UPC lossis APC polish, lub tsho ntaus nqi, thiab cov khoom siv kho qhov muag.
Tsis yog xaiv ib lub cable raws li qhov ntev thiab tus nqi ib leeg, phim nws rau tag nrho cov kev sib txuas tsim: lub transceiver, qhov deb, qhov poob nyiaj, qhov chaw teeb tsa, thiab koj cov ntaub ntawv xeem. Rau cov haujlwm tshaj lij, qhov zoo tshaj plaws ib hom kab hluav taws xob yog ib qho uas tuaj txog nrog cov ntaub ntawv kuaj xyuas, txhim kho kom huv si, thiab ua tau zoo tshaj nws lub neej kev pabcuam tag nrho.
Yog tias koj xav tau kev pab qhia ib hom kab hluav taws xob rau koj qhov project, lossis xav thov cov qauv ua ntej kev txiav txim ntau,tiv tauj peb pab pawg engineeringrau kev pab txhawb nqa thiab kev cai configuration xaiv.
