Yog tias koj tab tom sib piv APC, UPC, thiab PC fiber ntau txuas, pib nrog qhov sib txawv tseem ceeb tshaj: cov ntsiab lus no piav qhia txogferrule kawg- ntsej muag polish, tsis yog sab nraud connector vaj tse. LC, SC, FC, thiab ST xa mus raulub cev connector qauv. APC, UPC, thiab PC hais txog yuav ua li cas cov fiber ntau hauv lub ferrule polished. Tias yog vim li cas cov npe xws li SC / APC, LC / UPC, lossis FC / APC yog tus qauv - connector hom thiab polish hom yog ob qho khoom sib cais ua ke hauv ib lub npe khoom.
Hauv luv luv: APC (Angled Physical Contact) muab qhov kev xav rov qab qis tshaj plaws thiab nyiam rau kev xav txog -sensitive singlemode systems. UPC (Ultra Physical Contact) muab kev ua tau zoo nyob thoob plaws ntau daim ntawv thov singlemode. PC (Kev Tiv Thaiv Lub Cev) yog qhov qub polish uas tau hloov pauv los ntawm UPC thiab APC hauv kev xa tawm tam sim no. APC thiab UPC connectors yuav tsum tsis txhob ncaj qha mus rau ib leeg.
APC, UPC, thiab PC txhais li cas hauv Fiber Connectors?
Tag nrho peb nqe lus muaj nyob rau hauv lub cev -contactor tsev neeg. Qhov sib txawv los xaus rau - ntsej muag geometry thiab qhov ua tau zoo ntawm qhov muag.
PC (lub cev tiv tauj)yog thawj qhov kev txhim kho loj tshaj plaws thaum ntxov flat- polished fiber connectors. Lub ferrule kawg yog polished rau hauv ib qho me ntsis nkhaus zoo li kom txo tau cov huab cua sib txawv ntawm ob mated fibers. PC connectors feem ntau ua tiav qhov rov poob ntawm ib ncig ntawm -40 dB. Thaum PC yog ib zaug ntawm OM1 thiab OM2 multimode fibers, nws tam sim no suav hais tias yog ib qho qub txeeg qub teg thiab tau hloov pauv los ntawm UPC thiab APC hauv cov tes hauj lwm niaj hnub no. Koj tuaj yeem kawm ntxiv txoggeneral fiber connector qauvsaib seb ferrule tsim cuam tshuam li cas rau kev ua haujlwm.
UPC (Ultra Physical Contact)tsim los ntawm PC tsim nrog kev ua kom zoo dua qub, dome-zoo li qhov kawg- ntsej muag polish. Qhov curvature nruj dua ua kom zoo dua cov tub ntxhais sib dhos ntawm cov fibers mated thiab txhim kho rov qab poob mus rau kwv yees li −50 dB lossis zoo dua. UPC yog qhov dav tshaj plaws siv polish hom rausinglemode fiber ntaukev sib txuas hauv kev lag luam, chaw zov me nyuam, thiab kev sib txuas lus dav dav.
APC (Angled Physical Contact)siv txoj kev sib txawv. Hloov chaw tiaj tus lossis sib npaug, lub ntsej muag ferrule kawg yog polished ntawm 8-degree kaum sab xis. Lub kaum sab xis no redirects reflected lub teeb rau hauv fiber ntau cladding es tsis ncaj nraim rov qab mus rau lub teeb qhov chaw - ib tug tseem ceeb kom zoo dua nyob rau hauv cov kev siv uas rov qab xav txog yuav degrade lub teeb liab kev ncaj ncees los yog kev nyuaj siab laser khoom. APC connectors ib txwm ua tiav rov qab poob ntawm −60 dB lossis zoo dua (saibFluke Networks 'APC connector txheej txheem cej luamrau cov ntsiab lus technical). CovSC / APC connectoryog ib qho piv txwv feem ntau ntawm hom polish no hauv daim teb.
APC vs UPC vs PC: Qhov txawv tseem ceeb ntawm ib saib
| Hom Polish | Xaus -Lub ntsej muag Geometry | Hom Rov Los Loss | Visual Identification | Cov ntawv thov tseem ceeb |
|---|---|---|---|---|
| APC | 8℃angled nto | ≈ -60 dB lossis zoo dua | Ntsuab connector lub cev | PON / FTTx, WDM, RF video hla fiber ntau, CATV |
| UPC | Dome-zoo li tus, ultra- polished | ≈ -50 dB lossis zoo dua | Blue connector lub cev | General singlemode patching, enterprise LAN, digital systems |
| PC | Me ntsis nkhaus (laus tiav) | ≈ -40 dB | Varies (beige rau multimode, xiav rau singlemode) | Kev txhim kho qub txeeg qub teg, qub multimode kho vajtse |
Nco tseg: Cov nqi xa rov qab zoo sib txawv los ntawm cov khoom sib txuas zoo, cov chaw tsim khoom, thiab cov xwm txheej kuaj. Cov duab saum toj no qhia tau hais txog kev lag luam dav dav los ntawm cov peev txheej suav nrogFluke Networksthiab Fiber Optic Association (FOA). Telcordia GR-326-CORE muab cov kev cai xeem raug cai rau kev ua haujlwm ntawm singlemode connector.
APC vs UPC: Rov qab poob thiab rov qab xav txog
Rov qab poob - tus nqi ntawm lub teeb rov qab mus rau qhov chaw ntawm kev sib txuas sib txuas - yog qhov sib txawv tseem ceeb tshaj plaws ntawm APC thiab UPC connectors. Nws yog vim li cas engineers xaiv ib tug polish dua lwm tus.
Nrog UPC connector, lub teeb pom kev zoo rov qab los ntawm cov tub ntxhais fiber ntau mus rau laser lossis transmitter. Rau ntau qhov kev sib txuas digital singlemode, qhov tshwm sim tshwm sim (ib puag ncig -50 dB) yog tswj tau. Txawm li cas los xij, nyob rau hauv cov tshuab uas nqa cov teeb liab analog, ua haujlwm ntawm qhov ntsuas qhov ntsuas siab dua (ntau dua 1500 nm), lossis khiav cov dej ntws thiab nqes mus rau ntawm cov khoom siv sib koom ua ke - xws li PON thiab WDM architectures - txawm tias qhov kev xav rov qab tuaj yeem ua rau ntsuas lub teeb liab degradation.
APC connectors hais qhov no los ntawm kev coj lub teeb pom kev deb ntawm lub hauv paus thiab mus rau hauv cladding, ua tsaug rau 8-degree kawg- lub ntsej muag lub kaum ntse ntse. Qhov tshwm sim yog rov poob ntawm −60 dB lossis zoo dua, kev txiav txim - ntawm kev txhim kho ntawm UPC ntawm qhov ntsuas logarithmic. Tias yog vim li cas APC yog tus qauv xaiv rauFTTH passive Cheebtsam, RF video overlays, thiab passive optical LAN tsim.
Nyob rau hauv ib tug raug FTTH faib vaj huam sib luag, piv txwv li, ntau splitter ports nyob twj ywm unconnected kom txog rau thaum cov kev pab cuam qhib. UPC connector unmated tuaj yeem ua rau poob rov qab tsis zoo li −14 dB, thaum lub unmated APC connector tseem tuav qhov kev xav hauv qab −50 dB. Qhov no yog qhov laj thawj tseem ceeb vim li cas cov chaw muab kev pabcuam tsim qauv ntawm APC rau sab nraud cog thiab PON xa tawm.
APC vs UPC Insertion poob: Ib qho kev nkag siab tsis meej
Ib qho kev xav tsis tu ncua yog tias APC connectors ib txwm tsim qis qis dua li UPC. Hauv kev xyaum, qhov ntawd tsis yog qhov tseeb. Cov qauv tsim APC thaum ntxov tau raug kev txom nyem los ntawm kev nkag siab ntau dua vim muaj kev sib tw ntawm kev sib tw ntawm lub kaum sab xis. Tab sis cov txheej txheem tsim khoom niaj hnub no tau zoo kaw qhov sib txawv no - tam sim no APC thiab UPC connectors los ntawm cov neeg muag khoom zoo ob qho tib si ua tiav qhov kev poob qis hauv qhov ntau ntawm 0.14 dB txog 0.18 dB.
Lub ntsiab lus sib txawv yog qhov kev ua tau zoo, tsis yog qhov poob. Yog kojlink pob nyiaj sivyog tsim los ntawm cov kev xav tau rov qab los (xws li hauv PON, CATV, lossis WDM systems), APC yog qhov kev xaiv zoo dua. Yog tias qhov txuas yog ib qho kev sib txuas ncaj qha digital singlemode yam tsis muaj qhov cuam tshuam txawv txav, UPC yuav ua haujlwm zoo.
Xim Coding: Ntsuab vs Blue Fiber Connectors
Kev txheeb xyuas thaj chaw vam khom rau xim. Raws li tus qauv TIA-568,APC connectors siv ntsuablub cev los yog khau raj, thaumUPC connectors siv xiav. Cov rooj sib tham no siv thoob plawsSC connectors, LC connectors, FC connectors, thiab lawv txoj kev koom tesadaptersthiabpatch kab.
Qhia kev txhim kho thiab cov kws tshaj lij txoj cai yooj yim - cov phooj ywg ntsuab nrog ntsuab, cov phooj ywg xiav nrog xiav - yog ib txoj hauv kev zoo tshaj plaws los tiv thaiv kev tsis sib haum xeeb hauv thaj teb. Thaum ua haujlwm nrogMPO / MTP connectors, xim cues tsis tshua muaj kev ntseeg siab, yog li nco ntsoov xyuas cov ntawv cim rau "MPO / UPC" lossis "MPO / APC."
Koj puas tuaj yeem txuas APC rau UPC?
Vim Li Cas Direct Mating Tsis Tau
Tsis yog. APC thiab UPC connectors yuav tsum tsis txhob sib txuas ncaj qha. Lub kaum sab xis APC kawg lub ntsej muag thiab lub ntsej muag sib npaug UPC lub ntsej muag yuav tsis ua kom raug - fiber ntau cores nco ib leeg, ua rau muaj kev nkag siab ntau heev thiab muaj peev xwm ua rau lub cev puas tsuaj mus rau lub ntsej muag kawg. Fluke Networkshais meej meejtias kev sim ua khub ob hom no tuaj yeem ua rau lub connector thiab cov transceiver txuas nrog. Txawm hais tias tus kws tshaj lij tuaj yeem yuam lub cev SC / APC txuas rau hauv SC / UPC adapter, qhov tshwm sim ntawm qhov muag yuav yog qhov txuas tsis tau.
Yuav Ua Li Cas Thaum Koj Xav Tau Choj APC thiab UPC
Yog tias tus qauv tsim tiag tiag xav tau txuas APC-tawm sab mus rau UPC-tawm sab, siv lub hom phiaj- tsimhybrid thaj qaumuas muaj APC txuas ntawm ib kawg thiab UPC txuas rau lwm qhov. Cov hlua no yog lub Hoobkas- sib dhos kom qhov kev hloov pauv ntawm polish tshwm sim ntawm qhov sib txuas sab hauv lossis ntawm qhov txuas deb - yeej tsis nyob ntawm qhov sib txuas sib txuas. Fluke Networks hais txog hybrid UPC-rau-APC qaum raws li ib feem ntawm kev teeb tsa kom raug rau APC- cov ntawv pov thawj txuas.
Txoj cai yog ncaj nraim: phim lub connector polish rau lub adapter lossis chaw nres nkoj interface. Siv cov tshuaj hybrid tsuas yog thaum lub kaw lus tsim tshwj xeeb hu rau kev hloov pauv.
Thaum xaiv APC Connectors
APC yog qhov zoo tshaj plaws polish thaum daim ntawv thov yog rhiab rau rov qab xav txog. Cov kev siv tshwj xeeb muaj xws li:
Passive optical networks (PON) thiab fiber ntau-rau--home (FTTH) kev xa tawm, qhov twgPLC splitterstsim ntau yam qhib connector ports uas xav tau tsawg reflectance txawm thaum unmated. Wavelength -division multiplexing (WDM) systems, qhov twg ntau lub teeb liab qhia ib qho fiber ntau thiab pom lub teeb los ntawm ib lub channel tuaj yeem cuam tshuam rau lwm tus. RF yees duab tshaj fiber ntau thiab CATV faib, qhov twg analog signals yog tshwj xeeb tshaj yog yooj yim rau kev xav txog -induced suab nrov. Ib qho kev sib txuas tsim nrog ntau qhov kev sib txuas nrog lub sijhawm luv luv singlemode, qhov twg cov kev xav tau ntxiv tuaj yeem ntxiv.
Hauv kev xyaum, yog tias koj tab tom patching PON splitter chaw nres nkoj hauv FTTHterminal lub thawv, tag nrho txoj kev - los ntawm OLT rau ONU - feem ntau siv SC/APC lossis LC/APC connectors thoob plaws.
Thaum UPC Connectors yog txoj cai xaiv
UPC connectors ua haujlwm tau zoo rau kev dav dav -lub hom phiaj singlemode patching hauv ib puag ncig uas qhov kev xav rov qab tsis yog qhov tseem ceeb ntawm kev txhawj xeeb. Cov piv txwv muaj xws li kev lag luam LAN fiber ntau khiav, cov ntaub ntawv chaw nruab nrab kev sib txuas (1G txog 400G Ethernet), digital TV thiab xov tooj faib tshuab, thiab kuaj-lab thaj vaj huam sib luag.
Feem ntau SFP, SFP +, thiab QSFP transceivers nrog LC receptacles yog tsim los rau UPC- polished thaj qaum. Tshwj tsis yog lub transceiver lossis chaw nres nkoj tau sau tshwj xeeb rau APC, UPC yog qhov kev xav tsis zoo rau digital Ethernet optics.
Qhov twg PC Connectors tseem tshwm sim
PC polish feem ntau yog lub ntsiab lus qub. Koj tseem tuaj yeem ntsib nws ntawm cov khoom qub OM1 / OM2 multimode, hauv cov txheej txheem kev sib txuas lus qub uas tau teeb tsa ua ntej UPC los ua lub neej ntawd, lossis hauv cov ntaub ntawv thiab cov ntsiab lus hais txog cov qauv fiber ntau qub.
Rau kev xa tawm tshiab, tsis tshua muaj laj thawj los qhia PC dhau UPC. Txawm li cas los xij, kev nkag siab PC tseem muaj txiaj ntsig rau leej twg tswj lossis kho cov nroj tsuag brownfield fiber ntau - yog tias koj pom beige lossis laus dua -style connectors ntawm lub vaj huam sib luag uas twb muaj lawm, PC yog ib tus neeg sib tw.
Yuav Ua Li Cas Xaiv Txoj Cai Fiber Connector Polish
Kauj Ruam 1: Tshawb xyuas cov khoom siv interface
Pib nrog qhov chaw nres nkoj, transceiver, adapter, lossis qhov hluav taws xob xav tau. Yog tias lub cuab yeej qhia txog APC, siv APC. Yog tias nws qhia UPC, siv UPC. Tsis txhob sim "kho kom zoo dua" los ntawm kev twv ib hom polish sib txawv - ncaj qha APC-rau-UPC mating yuav ua rau muaj teeb meem.
Kauj Ruam 2: Txiav txim siab seb qhov txuas puas yog qhov xav tau-Sensitive
Nug seb lub teeb pom kev puas tseem ceeb hauv koj daim ntawv thov. Yog tias qhov txuas yog ib feem ntawm PON, FTTx, WDM, lossis RF-video- dhau- fiber ntau, APC yuav luag ib txwm yog cov lus teb raug. Yog tias nws yog tus qauv digital singlemode kev sib txuas yam tsis muaj qhov cuam tshuam txawv txav, UPC feem ntau txaus.
Kauj ruam 3: Standardize hla qhov txuas
Tsis txhob sib tov polish hom ib thaj qaum ib zaug. Standardize cov polish hla tag nrho txoj kev sib txuas - los ntawm thaj vaj huam sib luag los ntawm txhua lub jumper thiab pigtail mus rau deb -kawg ntaus ntawv. Kev siv cov xim coding zoo ib yam (ntsuab rau APC, xiav rau UPC) txo qis kev teeb tsa tsis raug thaum tsiv, ntxiv, thiab hloov pauv.
Kauj Ruam 4: Txheeb xyuas ua ntej kev teeb tsa thiab kuaj
Ua ntej lees paub qhov txuas, paub meej tias koj cov cuab yeej kuaj xyuas zoo li hom polish. Kev xeem APC feem ntau xav tau APC-cov kab ntawv xeem siv tau zoo, APC tshuaj xyuas cov lus qhia, thiab APC adapters. Fluke Networkscov ntaub ntawv uas UPC tshuaj xyuas cov lus qhia tsis tuaj yeem siv los saib APC kawg ntsej muag- lub kaum sab xis yuav tsum muaj qhov sib txuam geometry. Nco ntsoov kojntxuav thiab tshuaj xyuas cov cuab yeejyog raug rau hom polish siv.
SC/APC vs SC/UPC: Ib qho piv txwv
SC connector yog ib qho ntawm feem ntau cov qauv hauv fiber optic tes hauj lwm, thiab APC - tiv thaiv - UPC kev txiav txim siab tuaj ntau zaus hauv SC - raws li kev xa tawm. IbSC / APC ceev connectoryog tus qauv xaiv rau FTTH nco cable txiav tawm - lub cev ntsuab tam sim ntawd qhia tias tus installer ua haujlwm nyob rau hauv APC -tus qauv PON system. IbSC / UPC ceev connector, ntawm qhov tod tes, haum rau dav dav - lub hom phiaj singlemode patching qhov twg lub network tsis thov APC - qib kev cuam tshuam.
Thaum xaj SCpigtails, patch kab, los yogadapters, ib txwm qhia cov hom polish kom meej. Kev tsis sib haum xeeb ntawm SC/APC pigtail thiab SC/UPC adapter yog ib qho ntawm ntau tshaj - thiab feem ntau tiv thaiv tau - qhov ua yuam kev.
Feem ntau yuam kev kom zam
Tsis meej pem connector hom nrog polish hom.
LC thiab SC piav qhia txog lub cev vaj tse. APC thiab UPC piav qhia txog ferrule tiav. Lawv teb cov lus nug sib txawv thiab yuav tsum tau teev nws tus kheej.
Piv txwv tias APC yog universally superior.
APC muab kev rov qab poob zoo dua, tab sis qhov ntawd tsis tau txhais hais tias txhua qhov txuas singlemode xav tau nws. Rau ntau qhov kev sib txuas digital Ethernet, UPC muab kev ua tau zoo ntawm qhov tsis yooj yim. Xaiv raws li daim ntawv thov, tsis yog daim pam assumption.
Mating ntsuab connectors nrog xiav connectors.
Qhov no yog ib qho kev ua yuam kev uas ua rau poob siab, kev sib txuas ua tsis tiav, thiab muaj peev xwm ua rau lub cev puas tsuaj rau lub ntsej muag kawg. Ib txwm phim ntsuab rau ntsuab thiab xiav rau xiav.
Overlooking test equipment compatibility.
Yog tias koj tau lees paub qhov txuas APC, koj qhov kev xeem siv cov hlua, adapters, thiabcov cuab yeej tshuaj xyuasTxhua yam yuav tsum tau ua kom phim APC polish. Siv UPC cov hlua ntsuas ntawm qhov txuas APC qhia txog kev ntsuas qhov yuam kev thiab tuaj yeem ua rau cov khoom siv sib txuas puas.
Ignoring unmated connector reflectance.
Hauv PON architectures, cov chaw nres nkoj tsis siv tau yog qhov tseem ceeb ntawm kev xav rov qab yog tias tau txiav nrog UPC txuas. APC connectors tswj tsis tshua muaj kev cuam tshuam txawm tias unmated - ib qho txiaj ntsig tseem ceeb rau cov tes hauj lwm uas ntsuas los ntawm kev ua kom cov chaw nres nkoj dhau sijhawm.
Cov lus nug nquag
Puas yog APC zoo dua UPC?
Tsis yog universally. APC muab qhov kev poob zoo tshaj plaws thiab yog qhov kev xaiv zoo tshaj rau kev xav txog -sensitive singlemode systems xws li PON, WDM, thiab RF video. UPC tseem yog qhov muaj zog, siv dav dav rau ntau yam kev siv singlemode uas tsis tas yuav muaj kev tswj xyuas huab cua.
Kuv puas tuaj yeem ntsaws APC txuas rau hauv UPC adapter?
Koj yuav tsum tsis txhob. Kev sib txuas ncaj qha rau APC rau UPC ua rau kev ua haujlwm kho qhov muag tsis zoo thiab tuaj yeem ua rau lub ntsej muag txuas mus tas li. Yog tias koj xav tau txuas ob hom polish, siv ahom phiaj- ua hybrid thaj qaum.
Dab tsi xim yog APC vs UPC?
APC connectors feem ntau yog ntsuab. UPC connectors feem ntau yog xiav. Lub rooj sib tham xim no ua raws li TIA-568 cov qauv thiab siv rau lub cev sib txuas, khau khiab, thiab adapters.
PC txhais li cas hauv fiber ntau connectors?
PC sawv cev rau Kev Tiv Thaiv Lub Cev. Nws yog ib qho qub ferrule polishing style nrog lub ntsej muag me ntsis nkhaus. PC tau raug hloov pauv ntau los ntawm UPC thiab APC hauv kev xa tawm fiber ntau niaj hnub, txawm tias nws tseem tshwm sim hauv cov cuab yeej cuab tam qub.
Puas yog APC ib txwm muaj qhov qis qis dua li UPC?
Tsis yog. Niaj hnub nimno APC thiab UPC connectors los ntawm cov tuam txhab lag luam zoo tau txais kev sib piv qhov poob, feem ntau 0.14 txog 0.18 dB. Qhov sib txawv tseem ceeb yog rov qab poob (reflectance), qhov twg APC ua tau zoo tshaj UPC.
Thaum twg kuv yuav tsum siv hybrid APC - rau - UPC thaj qaum?
Tsuas yog thaum koj qhov system tsim tiag tiag yuav tsum tau txuas APC interface ntawm ib sab thiab UPC interface ntawm lwm qhov. Tsis txhob tsim qhov kev hloov pauv los ntawm kev yuam tsis zoo li cov khoom sib txuas rau hauv ib qho kev sib koom adapter.
APC connectors puas siv tau nrog multimode fiber ntau?
Hauv kev xyaum, APC yuav luag tsuas yog siv nrogsinglemode fiber ntau. Multimode systems feem ntau siv UPC lossis PC connectors, vim hais tias cov ntawv thov multimode tsis tshua muaj kev cuam tshuam rau kev xav rov qab thiab lub kaum sab xis 8-degree qhia txog kev sib raug zoo uas tsis muaj txiaj ntsig tiag tiag rau kev sib kis ntau hom.
Tus neeg yuav daim ntawv teev npe ceev
Ua ntej muab ib lub connector, thaj qaum, lossis pigtail xaj, khiav los ntawm cov tshev no:
Paub meej tias hom chaw nres nkoj ntawm ob qhov kawg ntawm qhov txuas - yog APC lossis UPC? Txiav txim siab seb daim ntawv thov puas muaj kev cuam tshuam -sensitive (PON, FTTx, WDM, RF video). Xyuas kom zoo ib yam polish hom hla tag nrho txoj kev sib txuas: panels, adapters, pigtails, thiab thaj qaum. Xyuas kom tseeb tias koj cov cuab yeej tshuaj ntsuam xyuas thiab cov cuab yeej kuaj tau sib phim cov polish xaiv. Siv cov xim coding tsis tu ncua - ntsuab rau APC, xiav rau UPC - hla cov ntawv sau, cov ntaub ntawv, thiab kev teeb tsa lub cev.
Ua raws li qhov kev ua haujlwm no tiv thaiv kev ua yuam kev ntau tshaj plaws thiab kim tshaj plaws. Yog xav paub ntxiv txog kev xaiv connector rau cov ntawv thov tshwj xeeb, saib peb cov lus qhia ntawmfiber ntau connector polish homthiabfast connectors vs fusion splicing.
