APC fiber ntau connector yog ib qho -hom connector uas nws ferrule kawg- lub ntsej muag yog polished ntawm ib8-degree kaum, yog li ntawd lub teeb pom kev yog steered deb ntawm lub fiber core es tsis txhob ncaj rov qab ntawm qhov chaw. APC sawv rauAngled Physical Contact. Ib daim duab geometry ntawd - qaij ntawm lub ferrule tip - yog tag nrho vim li cas lub connector tshwm sim, thiab nws yog vim li cas APC yog lub neej ntawd nyob rau hauv FTTH, PON, CATV, thiab ntau WDM txuas qhov twg rov qab reflection degrades teeb liab zoo los yog ntsuas qhov tseeb.
Phau ntawv qhia no piav qhia txog dab tsi APC connector yog dab tsi, lub kaum sab xis tswj kev rov qab xav li cas, nws piv nrog UPC li cas, qhov twg nws yeej zaum hauv FTTH / PON network, thiab yuav ua li cas qhia txoj caifiber ntau optic connector, thaj qaum, pigtail, splitter, lossis adapter yog li cov khoom uas tuaj txog phim qhov txuas koj tab tom tsim.
APC Fiber Connector yog dab tsi?
APC connector yog ib tug fiber optic connector nrog ib tug angled - polished ferrule kawg -ntsej muag - yuav luag 8℃rau ib leeg - hom fiber ntau - es tsis yog ib tug ca. Lub ferrule tseem aligns ob fibers cores nrog tib precision raws li lwm yam connector; tsuas yog kawg -fim geometry hloov. Qhov kev hloov ntawd txaus los thawb lub teeb pom kev tawm ntawm lub hauv paus thiab nqa rov qab poob los ntawm kwv yees li 10 dB piv nrog ib qho tiaj tus - hom polish.
Hauv daim teb, APC connectors yog ib qho yooj yim los txheeb xyuas los ntawm cov xim. Ib hom - ib leegAPC connector lub cev los yog khau raj yog ntsuab, thaum ib qho -hom UPC connector yog xiav. Qhov no ua raws li qhov ntev - sawvkev lag luam xim convention(TIA-598) uas tso cai rau cov neeg teeb tsa kom tsis txhob sib xyaw polish hom ntawm ib sab. Lub kaum sab xis 8℃nws tus kheej yog tus qauv ib hom APC geometry tau piav qhia hauv feem ntauOptical fiber connector references.
APC sawv rau dab tsi?
APC sawv rauAngled Physical Contact, thiab txhua lo lus piav qhia txog kev tsim:
- Angled- kawg-lub ntsej muag yog polished ntawm lub kaum sab xis (8℃rau tib hom -}), tsis tiaj tus.
- Tiv tauj lub cev- nyob rau hauv lub caij nplooj ntoos hlav load ob lub ferrules kov tsis muaj cua sib txawv ntawm cov cores.
- Txuas- ib qho re-kev sib raug zoo ntawm fibers, adapters, panels, los yog cov khoom siv ports.
Lub angled polish caij rau ntau lub cev txuas. Cov tsev neeg ib leeg-hom APC yog SC/APC, LC/APC, FC/APC, thiab E2000/APC.
Yuav ua li cas 8℃Lub kaum ntse tswj rov qab xav tau?
Thaum twg lub teeb hla ntawm qhov txuas txuas, qhov me me Fresnel reflection tshwm sim ntawm tus ciam iav. Nrog lub tiaj tiaj (PC lossis UPC) kawg -lub ntsej muag, qhov kev xav ntawd rov qab ncaj qha rau ntawm cov axis fiber ntau. Tib - hom tub ntxhais txoj kab uas hla tsuas yog kwv yees li 9 µm, yog li cov kev cuam tshuam cov khub niam txiv muaj txiaj ntsig zoo rov qab mus rau hauv hom kev coj thiab rov qab mus rau lub tshuab xa xov, txais, lossis ntsuas ntsuas - raws nraim qhov nws ua rau muaj teeb meem.
Tilt qhov kawg -ntsej muag los ntawm 8℃thiab lub teeb pom kev zoo tawm ntawm kwv yees li ob zaug lub kaum sab xis mus rau lub axis fiber ntau. Qhov kev taw qhia ntawd nyob sab nraum lub fiber ntau lub kaum sab xis txais, yog li feem ntau ntawm cov teeb pom kev zoo radiates rau hauv cladding thiab ploj es tsis txhob raug coj rov qab mus rau qhov chaw. Cov txiaj ntsig tau zoo yog tias qhov poob rov qab los ntawm ~ 50 dB ntau ntawm UPC zoo rau ~ 60 dB lossis zoo dua. Yog tias koj xav kom tag nrho cov kev sib cais ntawm qhov kawg li cas - lub ntsej muag zoo hloov txoj kev xav, saib tus piav qhia ntawmQhov sib txawv ntawm PC, UPC, thiab APC polishing.
Rov Loss vs Insertion Loss
Ob tus lej piav qhia txog tus khub sib txuas sib txuas, thiab lawv tsis yog tib yam:
- Insertion poob (IL)- ntau npaum li cas optical fais fab tuag dhau los ntawm khub. qis dua yog zoo dua.
- Rov qab poob (RL)- ntau npaum li cas lub teeb rov qab mus rau qhov chaw. Siab dua yog zoo dua (ntau dB txhais tau tias tsawg dua kev xav).
APC raug xaiv tshwj xeeb rau kev poob rov qab. Insertion poob yog dav zoo sib xws nyob rau hauv polish hom, yog li lub kaum sab xis tsis yog hais txog qis dua los ntawm - poob - nws yog hais txog kev tswj xyuas. Cov txiaj ntsig hauv qab no yog cov duab uas koj feem ntau yuav pom ntawm ib zaug - hom datasheets:
| Polish hom | Tej yam rov poob | Tej yam ntxig poob |
|---|---|---|
| PC | Ntau dua lossis sib npaug li 40 dB | Tsawg dua lossis sib npaug li 0.3 dB |
| UPC | Ntau dua lossis sib npaug li 50 dB | Tsawg dua lossis sib npaug li 0.3 dB |
| APC | Ntau dua lossis sib npaug li 60 dB | Tsawg dua lossis sib npaug li 0.3 dB |
Cov no yog cov qib kev lag luam ib txwm. Standardized IL thiab RL qib rau connector optical interfaces yog txhais los ntawm covInternational Electrotechnical Commission (IEC), yog li rau qhov kev txiav txim ntawm qhov project nws tsim nyog lees paub qhov tseeb qib tawm tsam tus neeg muag khoom cov ntaub ntawv thiab cov ntawv tshaj tawm kev xeem es tsis tso siab rau cov ntawv teev npe.
vs UPC Fiber Connectors: Qhov txawv tseem ceeb
APC thiab UPC tuaj yeem saib yuav luag zoo ib yam ntawm cov xim, tab sis qhov kawg - ntsej muag geometry txawv, thiab qhov sib txawv ntawd ua rau txhua yam ntxiv.
| Feature | APC connector | UPC connector |
|---|---|---|
| Lub npe tag nrho | Angled Physical Contact | Ultra Lub cev tiv tauj |
| Xaus - ntsej muag | 8℃kaum polished | Flat (domed) polish |
| Xim xim (ib zaug -mode) | Ntsuab | Xiav |
| Tej yam rov poob | Ntau dua lossis sib npaug li 60 dB | Ntau dua lossis sib npaug li 50 dB |
| Zoo tshaj rau | FTTH, PON, CATV/RFoG, WDM, kho qhov muag kuaj | Ethernet, transceivers, keyboards, cov ntaub ntawv -center cabling |
| Txoj cai sib yuav | Mate tsuas yog nrog APC | Mate tsuas yog nrog UPC |
Ib txoj cai tseem ceeb tshaj plaws:yeej tsis koom nrog APC rau UPC. Lub ntsej muag 8℃tsis tuaj yeem zaum ncaj nraim ntawm 0℃lub ntsej muag, yog li koj tau txais qhov sib txawv ntawm huab cua, kev nkag siab siab, tsis ruaj khov rov qab poob, thiab muaj kev pheej hmoo tiag tiag ntawm chipping ferrule ntug - txawm tias ob qho tib si sib txuas yog tib yam.
Koj yuav tsum xaiv Polish dab tsi?
Tsis yog nug qhov twg yog "zoo dua," phim cov polish rau qhov xwm txheej:
| Qhov xwm txheej | Pom zoo polish |
|---|---|
| PON splitter tso zis los ntawm tus neeg siv khoom poob | APC |
| CATV / RF- dhau- fiber ntau (RFoG), 1550 nm video | APC |
| WDM / DWDM, amplified los yog ntev -haul txuas | APC (paub meej cov khoom siv chaw nres nkoj) |
| OTDR tso tawm cable / kho qhov muag kuaj lub rooj zaum | Sib piv qhov ntsuas qhov chaw nres nkoj (feem ntau APC) |
| SFP / SFP + thiab Ethernet transceiver txuas | UPC |
| Cov ntaub ntawv -center structured cabling (LC duplex) | UPC |
| Unknown khoom chaw nres nkoj | Nyeem qhov chaw nres nkoj lossis datasheet ua ntej xaj |
SC / APC, LC / APC thiab FC / APC Connector Hom
APC yog polished, tsis yog ib qho qauv, yog li nws tshwm sim nyob rau txhua qhov sib xws -hom connector lub cev.
SC/APC
SC/APC siv lub laub- rub latch thiab 2.5 hli ferrule, thiab nws yog lub workhorse ntawm FTTH thiab PON - koj yuav pom nws ntawm OLT- sab ODF, splitter ports, fiber nkag terminals, thiab ONT tee. Qhov twg fusion splicing tsis siv tau, ib daim teb -installableSC / APC ceev connectorterminates ib tug poob cable rau ntawm qhov chaw hauv feeb. Yog tias koj ua haujlwm feem ntau nrog hom ntawv no, qhov noUa tiav cov lus qhia rau SC/APC connectorsmus tob rau ntawm kev sib dhos thiab kev xaiv. Tus qauvSC connectorkuj tseem muaj nyob rau hauv UPC rau cov khoom siv - sab txuas.
LC/APC
CovLC connectorsiv lub me me 1.25 hli ferrule, yog li LC/APC suits siab - ntom ntas, WDM thiab cov khoom thauj, thiab cov vaj huam sib luag compact. Nws tsis tshua muaj tshwm sim ntawm cov neeg siv khoom poob qis tab sis niaj hnub hauv cov chav sib tham thiab cov khoom siv kho qhov muag uas qhov chaw nres nkoj suav tseem ceeb.
FC/APC
Cov xovFC connectorscrews rau hauv qhov chaw thiab tiv thaiv kev vibration, uas yog vim li cas FC / APC yog qhov nyiam ntawm cov cuab yeej ntsuas, siv jumpers, thiab kev ntsuas ntsuas uas xav tau kev sib txuas ruaj khov, rov ua dua.
| Hom | Ferrule | Mechanism | Qhov twg APC version haum |
|---|---|---|---|
| SC/APC | 2.5 hli | Push-rub | FTTH/PON ODF, splitters, FATs, ONT poob |
| LC/APC | 1.25 hli | Push- rub latch | High-thav duab ceev, WDM/transport iav |
| FC/APC | 2.5 hli | Xov | Test instruments, siv jumpers |
| E2000/APC | 2.5 hli | Push-rub, kaw | Siab -RL telecom thiab xeem txuas |
Tib polish muaj nyob rau hauv cov khoom lag luam: thaj cords, pigtails, splitter outputs, attenuators, thiab siv jumpers. Thaum koj xaj, ib txwm sau ob tsev neeg thiab cov polish - "SC/APC", tsis yog "SC".
Qhov twg APC zaum hauv FTTH / PON Network?
Nws pab kom pom APC nyob rau hauv cov ntsiab lus ntawm ib tug tiag tiag optical faib network (ODN). Ib txoj kev PON ib txwm khiav:OLT → ODF / feeder → thawj PLC splitter → faib → FAT (feem ntau yog ib qho thib ob splitter) → poob cable → ONT / ONU.
Thoob plaws cov saw hlau ntawd, SC/APC dominates los ntawm lub splitter tso zis los ntawm cov neeg rau npe sab, vim hais tias ib tug PON txuas muaj ntau mated khub thiab ntev ncav cuag - siab rov qab los khaws cov downstream cov ntaub ntawv thiab 1550 nm video huv si tag nrho cov interfaces. A1 × 8 SC / APC PLC splitterthiab APC- xausFiber Terminal Boxes (FATs)yog standard tsev blocks ntawm no. Qhov twg tus feeder tsaws ntawm ib qhoODF lossis thaj vaj huam sib luag, tib qhov kev qhuab qhia APC siv tau. Cov khoom siv chaw nres nkoj - OLT kab phaib thiab ONT cov chaw nres nkoj kho qhov muag - tej zaum yuav yog APC lossis UPC nyob ntawm lub platform, yog li xyuas ob qhov kawg ntawm qhov tsis yog qhov xav tau.
Thaum twg siv APC Connectors?
Mus txog rau APC thaum kev tswj xyuas qhov tseeb cuam tshuam rau qhov txuas:
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FTTH thiab PON
- Splitter- hnyav ODNs nrog ntau cov ntsiab lus sib txuas thiab txoj kev faib ntev tau txais txiaj ntsig zoo tshaj plaws; qhia APC kawg-rau- xaus rau ntawm kev faib tawm thiab poob sab.
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CATV thiab RF- dhau- fiber ntau
- Analog/QAM thiab RFoG yog qhov rhiab heev vim hais tias lub teeb pom kev zoo nrog lub teeb liab rau pem hauv ntej thiab qhia tau tias yog qhov sib txawv ntawm cov khoom sib txawv (CSO/CTB) thiab cov neeg nqa khoom- rau- suab nrov degradation. APC yog tus qauv ntawm 1550 nm video txuas rau qhov no.
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WDM thiab ntev -haul
- Optical amplifiers thiab ntau lub wavelengths ua rau kev cuam tshuam ntau dua - rov qab-reflections pub multipath cuam tshuam thiab tuaj yeem cuam tshuam cov chaw thiab cov twj. APC txo qhov kev xav ntawm - raug nplua.
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Test thiab metrology
- OTDR tso tawm fibers thiab siv jumpers xav tau ruaj khov, siab rov qab poob yog li thawj cov xwm txheej ntawm tus kab mob thiab qhov ntsuas tus kheej xav txog pem teb nyob twj ywm nyeem tau.
Thaum twg siv UPC Hloov APC?
APC tsis yog kev hloov kho thoob ntiaj teb. UPC tseem yog qhov kev xaiv zoo rau Ethernet, keyboards, media converters, transceiver links, thiab cov ntaub ntawv feem ntau -center structured cabling. Yog tias SFP lossis SFP + chaw nres nkoj yog LC/UPC, siv LC/UPC - swapping hauv LC/APC yam tsis tau kuaj xyuas qhov chaw nres nkoj tsuas yog ntxiv qhov poob thiab kev xav. Qhov zoo tshaj plaws connector yog ib qho uas phim cov khoom siv chaw nres nkoj thiab cov nyiaj siv sib txuas, tsis yog ib qho uas muaj qhov qis tshaj ntawm daim ntawv.
Yuav Ua Li Cas Qhia Txog APC Fiber Khoom rau Ib Qhov Haujlwm?
Txhawm rau kom tsis txhob tau txais cov khoom tsis raug, txhais cov teb no ua ntej koj yuav:
- Connector tsev neeg thiab polish- SC/APC, LC/APC, FC/APC, E2000/APC. Sau ob qho tib si.
- Fiber hom- yuav luag txhua zaus OS2 tib - hom rau APC. Paub meej tias qhov project xav tautib- hom lossis multimode fiber ntauua ntej xaj.
- Kev tsim kho kab- txoj kab uas hla (0.9 / 2.0 / 3.0 mm), lub tsho (LSZH, PVC, armored), simplex lossis duplex, thiab ntev.
- Polish ntawm txhua qhov kawg- hu tawm hybrids meej; tsis txhob tawm hauv qhov sib xyaw- polish los ua ke kom muaj caij nyoog.
- Optical kev ua tau zoo- IL thiab RL lub hom phiaj, ntxiv rau ib daim ntawv qhia txog kev xeem rau FTTH, PON, CATV, lossis kev xaj xov tooj.
- Adapter / lub tes tsho hom- APC connectors xav tau APC adapter; UPC lub tes tsho yuav tsis zaum lub kaum sab xis.
Piv txwv Specification
Ib kab BOM tiav yuav tsum nyeem zoo li no:
- Khoom siv: SC/APC rau SC/APC ib leeg -mode simplex thaj qaum
- Fiber ntau:OS 2 9/125 µm
- Cable:2.0 hli, LSZH, 2 m
- Optical:IL Tsawg dua lossis sib npaug rau 0.3 dB, RL Ntau dua lossis sib npaug rau 60 dB
- QA:ib - daim IL/RL daim ntawv xeem yuav tsum tau
- Qhov txawv ntawm qhov tseeb thiab qhov tsis meej yog qhov me me tab sis kim:
- Tsis txhob sau:"ntsuab SC thaj qaum, 2 m".
- Sau ntawv:"SC/APC–SC/APC, OS2, 2.0 mm LSZH, 2 m, IL Tsawg dua los yog sib npaug rau 0.3 dB / RL Ntau dua los yog sib npaug rau 60 dB, nrog cov ntawv xeem".
Yog tias cov khoom siv sab nraud yog UPC thiab sab faib khoom yog APC, txiav txim siab ib qho hybrid xws li ib qhoLC/APC-rau-LC/UPC thaj qaum- tab sis tsuas yog thaum qhov txuas tsim tau hu rau nws. Rau kev pom zoo dua ntawm kev sib txuas zoo li cas nrog cov splitters, thawv, thiab pigtails ntawm qhov kev txiav txim, phau ntawv qhia no rauFTTH passive Cheebtsamyog ib tug pab tau tus khub.
Feem ntau yuam kev kom zam
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Mating APC rau UPC vim ob leeg yog "SC"
- Txuas lub ntsuab SC / APC poob rau hauv xiav SC / UPC adapter hauv FAT ua rau poob siab thiab qhov tshwm sim OTDR dab tuag. Txoj kev kho yog txuam cov connector polish rau atxuam SC adapter- ob qho tib si APC, lossis ob qho tib si UPC.
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Xaiv APC "vim nws suab zoo dua"
- Ntawm UPC cov khoom siv chaw nres nkoj, APC tsuas yog ntxiv qhov poob thiab xav txog.
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Tsis quav ntsej rov qab poob
- Ntawm kev xav txog- cov kev sib txuas tseem ceeb, qhov poob ib leeg tsis txaus - xav tau RL thiab daim ntawv qhia kev xeem.
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Siv lub tes tsho adapter tsis raug
- APC xav tau lub tes tsho sib dhos; UPC adapter yuav tsis zaum lub kaum sab xis kom raug.
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Dirty kawg-ntsej muag
- Txawm hais tias qhov raug cai APC txuas tsis raug tshuaj xyuas yog tias lub kaum sab xis nqa plua plav lossis roj. Tshawb xyuas thiab ntxuav ua ntej txhua mating.
FAQ Txog APC Fiber Connectors
Q: Dab tsi yog Qhov Kev Xa Rov Qab Los Ntawm APC Txuas Txuas?
A: Nyob ib ncig ntawm Ntau dua lossis sib npaug li 60 dB ntawm ib qho - cov ntaub ntawv cov ntaub ntawv, piv rau Ntau dua lossis sib npaug rau 50 dB rau UPC. Ib txwm lees paub qhov tseeb ntawm daim duab tiv thaiv cov khoom datasheet.
Q: Dab tsi xim yog APC Connector?
A: Ntsuab rau ib zaug -hom APC; tib - hom UPC yog xiav. Cov xim coding ua raws li TIA-598 lub rooj sib tham yog li cov neeg tsim khoom tuaj yeem qhia cov hom polish sib nrug ntawm ib nrais muag.
Q: Puas yog APC Tib -Hom lossis Multimode?
A: Yuav luag ib txwm - hom (OS2). Multimode APC muaj tab sis tsis tshua muaj, vim hais tias cov tshuab multimode tsis tshua muaj kev cuam tshuam rau kev xav rov qab.
Q: Kuv puas tuaj yeem siv SC / APC Nrog LC / UPC?
A: Tsis ncaj qha - lawv yog nyias lub cev thiab sib txawv polishes. Yog tias koj yuav tsum txuas rau lawv, siv lub hybrid SC/APC - mus rau -LC / UPC thaj qaum es tsis yog yuam kev sib raug zoo.
Q: SC / APC txhais li cas?
A: SC yog qhov sib txuas daim ntawv thiab APC yog 8℃angled polish. SC/APC txhais tau hais tias SC txuas nrog APC kawg - ntsej muag. Tib lub logic siv rau LC / APC, FC / APC, thiab lwm yam.
Q: Kuv Yuav Tshawb Xyuas APC Xaus Li Cas -Face?
A: Siv qhov ntsuas fiber ntau (200 × 400 ×). Paub meej tias lub kaum sab xis, nrhiav khawb lossis khawb hauv qhov chaw tseem ceeb, tshawb xyuas cov kab mob sib kis, tom qab ntawd ntxuav thiab rov- tshuaj xyuas ua ntej sib yuav.
Q: Puas yog APC pheej yig dua li UPC?
A: Feem ntau me ntsis, vim yog lub kaum sab xis ntxiv - polished kauj ruam, tab sis qhov sib txawv me me. Xaiv los ntawm interface thiab xa rov qab - qhov yuav tsum tau poob, tsis yog los ntawm tus nqi.
Q: Kuv puas tuaj yeem txuas APC rau UPC Txhua?
A: Tsis yog. Tsis txhob ua phooj ywg nrog lawv. Cov geometry mismatched ua rau poob siab, tsis ruaj tsis khov rov qab poob, thiab tuaj yeem ua rau cov ntug ferrule puas.
Ntsiab Cai
APC fiber ntau connector siv 8℃angled kawg-lub ntsej muag kom rov qab poob siab, uas ua rau nws txoj kev xaiv rau kev xav txog -sensitive ib leeg- hom kev txuas - FTTH thiab PON, CATV thiab RFoG, WDM, thiab kho qhov muag kuaj. Nws tsis yog qhov hloov pauv thoob ntiaj teb rau UPC; qhov tseeb polish nyob ntawm cov khoom siv chaw nres nkoj, lub network tsim, thiab qhov txuas pob nyiaj siv. Qhia tag nrho cov hlua - connector tsev neeg thiab polish, fiber ntau hom, cable siv, IL thiab RL, thiab ib daim ntawv ntsuam xyuas - thiab khaws APC mated rau APC xwb. Tau txais cov ntsiab lus kom raug thiab qhov chaw uas tuaj txog yuav phim qhov txuas koj tab tom tsim, nrog tsawg dua cov teeb meem kev xav thiab kev kuaj pom zoo dua.
