IbST connectoryog ib puag ncig, bayonet-locking ib leeg-fiber connector ua nyob ib ncig ntawm 2.5 mm caij nplooj ntoos hlav-loaded ferrule. "ST" stands rau Ncaj Ntsis, thiab cov connector kuj hu ua tusBFOC(Bayonet Fiber Optic Connector). Niaj hnub no nws yog siv feem ntau rau kev txij nkawm network qub txeeg qub teg, kev lag luam thiab kev tswj cov tshuab, thiab cov cuab yeej kuaj xyuas - tsis yog rau cov tshiab siab -cov ntaub ntawv ceev ceev lossis fiber ntau- rau-- tsev tsim. Phau ntawv qhia no piav qhia txog qhov twg ST tuaj ntawm, nws ua haujlwm li cas, qhov twg nws tseem haum, thiab yuav ua li cas qhia txoj cai ST cable lossis adapter.
ST tsis yog qhov kev xaiv ua ntej lawm, tab sis nws nyob deb ntawm kev siv tsis tau. Cov vaj huam sib luag qub, cov khoom siv tawm xov xwm, cov khoom siv transceivers, thiab cov cuab yeej benchtop tseem muaj cov chaw nres nkoj ST, thiab rov- txiav tawm qhov txuas ST uas twb muaj lawm feem ntau pheej yig dua thiab sai dua li hloov cov khoom siv nyob ib puag ncig nws. Paub tias tus connector coj li cas - thiab qhov twg nws poob qis - yog dab tsi ua rau koj los ntawm kev yuav lub cable tsis ncaj ncees lawm los yog chasing ib ntus txhaum.
ST Connector yog dab tsi?
Ib qho ST connector terminates ib tug fiber ntau optical nyob rau hauv ib tug 2.5 hli ceramic los yog zirconia ferrule thiab xauv rau hauv nws mating adapter nrog ib tug ceev ib nrab - tig bayonet. Peb cov yam ntxwv txhais tau tias: ib lub cylindrical hlau los yog lub cev sib xyaw, lub caij nplooj ntoos hlav -loaded ferrule uas tuav cov fiber ntau ntawm qhov chaw, thiab ib qho keyed bayonet coupling. Txhawm rau ua phooj ywg nws, koj ntxig lub connector, kho tus yuam sij, thiab twist kom txog thaum nws zaum thiab xauv. Qhov kev txiav txim "ntxig thiab twist" yog txoj hauv kev ceev tshaj plaws los txheeb xyuas tus ST hauv thaj teb, thiab nws yog qhov cais ST ntawm qhov tsis zoo sib xws - saib, ntsia hlau - ntawm FC. FOCC muab cov khoom no raws li kev txiav tawmST fiber ntau optic connectorsnyob rau hauv ob qho tib si hom thiab multimode versions.
Vim li cas ST Connector tau tsim
ST tau tsim los ntawm AT&T nyob rau hauv nruab nrab -1980s raws li ib qho kev ua tau zoo dua rau cov khoom loj biconic thiab yav dhau los threaded txuas ntawm lub sijhawm. Lub bayonet coupling yog lub ntsiab lus tseem ceeb: ib nrab tig xauv nrawm dua thiab rov ua haujlwm ntau dua li spinning lub txiv ntoo. Nws yog thawj zaug tsom rau multimode fiber ntau, thiab thaum xyoo 1980s nws tau ua kom zoo dua los ua haujlwm nrog ib hom fiber ntau ib yam.
Lub connector tus neeg kho tshuab interface yog standardized li tusIEC 61754-2 BFOC / 2.5 connector tsev neeg, uas kho qhov ntev ntawm 2.5 hli ferrule interface yog li connectors thiab adapters los ntawm txawv manufacturers mate ntseeg tau. ST yog ib qho ntawm cov khoom siv fiber ntau tshaj plaws los ntawm xyoo 1990s thiab mus rau xyoo 2000s thaum ntxov, tshwj xeeb tshaj yog ntawm kev siv nyiaj -paub multimode tej yaam num. Raws li lub laub- rub SC tuaj txog thiab tom qab ntawd lub compact LC thiab MPO / MTP tau dhau los ua haujlwm siab- ceev, ST tsis tu ncua mus rau hauv cov cuab yeej cuab tam thiab kev lag luam niche nws nyob niaj hnub no.
ST Connector Tsim thiab Nws Ua Haujlwm Li Cas
Lub ferrule tuav lub ntsej muag fiber ntau nyob rau hauv lub connector. Thaum ob lub ST connectors khub niam txiv los ntawm ib qho adapter, lub adapter lub tes tsho ua ke coj ob lub ntsej muag kawg rau hauv lub cev sib tiv tauj kom lub teeb hla ntawm ib qho fiber ntau mus rau lwm qhov nrog tsawg kawg nkaus. Lub caij nplooj ntoos hlav sab hauv khaws cia qhov kev sib cuag sib txuas ua ke raws li lub bayonet locks, uas yog qhov ua rau kev sib txuas ntawm nws txoj kev ruaj ntseg, thiab qhov keyed qhov ua kom lub ferrule ib txwm zaum hauv tib txoj hauj lwm rotational.
Rau kev huv, zoo polished, tag nrho zaum ST mating, qhov poob qis feem ntau tsuas yog ob peb feem kaum ntawm ib lub decibel. Cov kab lus tseem ceeb yog "tag nrho zaum": lub bayonet yuav tsum tig mus rau txhua txoj kev kom txog thaum nws nyem lub tsev. Ib nrab ntawm - xauv ST tuaj yeem saib txuas thiab txawm tias dhau lub teeb, tom qab ntawd ntws hauv qhov poob lossis poob ib ntus thaum lub cable cuam tshuam - ib qho ntawm cov kws tshaj lij ST faults feem ntau khiav mus rau. ST txuas feem ntau yog simplex; Duplex ST cords muaj nyob, tab sis txhua qhov txuas tseem kaw ntawm nws tus kheej.
Qhov twg ST Connectors tseem siv
ST qhia nyob rau hauv cov laus thiab tshwj xeeb systems deb tshaj nyob rau hauv tshiab tsim.
Legacy LAN thiab cov pob txha hauv tsev kawm ntawv
Ntau lub lag luam LANs thiab cov pob txha hauv tsev kawm ntawv los ntawm xyoo 1990 thiab thaum ntxov 2000s tau tsim los ntawm multimode ST, feem ntau dhau OM1 62.5/125 lossis OM2 50/125 fiber ntau. Cov nroj tsuag tseem khiav. Thaum lub riser txuas lossis thaj chaw qub xav tau ib txoj hlua hloov, ib qho ST thaj qaum feem ntau yog tib yam uas yuav ua rau cov khoom siv uas twb muaj lawm - qhov noTxheej txheem cej luam ntawm ST fiber ntau thaj qaumnpog cov kev tsim.
Industrial thiab tswj systems
Nyob rau hauv cov laus cog tes hauj lwm, ST chaw nres nkoj tseem tshwm sim nyob rau hauv media converters, optical transceivers, PLC kev sib txuas lus modules, thiab thaj teb nyob rau hauv cov khoom tswj. Lub kaw lus bayonet muab lub zog khov kho, muaj kev xav zoo dua li lub thawb xoob- hauv kev sib txuas, uas tseem ceeb rau qhov twg cov cables raug tuav, txav mus, thiab rov txuas dua. Qhov tseeb tactile no yog qhov laj thawj loj ST tseem nyob hauv kev lag luam.
Cov cuab yeej kuaj thiab kuaj
Cov ntsuas hluav taws xob kho qhov muag, cov teeb pom kev zoo, thiab cov khoom siv qub qub feem ntau muaj ST bulkheads, yog li kev kuaj thiab tu ua haujlwm tsis tu ncua hu rau ST-rau-LC, ST-rau-SC, lossis ST-rau-FC hybrid cords los txuas ib qho cuab yeej rau txhua yam khoom siv hauv kev sim.
Qee qhov qub tub rog, tshaj tawm, thiab datacom txuas
ST tseem tuaj yeem pom nyob rau hauv qee qhov qub tub rog, tshaj tawm, kev thauj mus los, thiab cov ntaub ntawv qub. Nyob rau hauv cov cheeb tsam no, kev hloov compatibility nrog dab tsi twb ntsia tau feem ntau tseem ceeb tshaj li kev txais yuav tus tshiab connector style.
ST Connector Qhov zoo thiab qhov tsis zoo
ST khwv tau nws txoj kev siv txuas ntxiv mus rau qee qhov xwm txheej tab sis muaj kev lag luam ntshiab -offs rau kev ua haujlwm niaj hnub.
Qhov zoo
- Ruaj ntseg twist -lock mating.Lub bayonet muab qhov zoo txhua yam xauv uas yooj yim rau kev ruaj ntseg dua li lub laub xoob- hauv kev sib tshuam hauv cov txee qub thiab tiv thaiv kev cuam tshuam xws li.
- Durable, yooj yim -rau- tuav lub cev.Lub tsev nyob puag ncig yog rugged thiab yooj yim los lis - zoo haum rau ib puag ncig uas cov khoom sib txuas tsis tau ntim nruj ua ke.
- Tus nqi qis thiab qub txeeg qub teg haum.ST tau ntev lawm ib tug pheej yig connector, thiab qhov twg cov khoom twb muaj ST ports, ib tug raug qaum los yog adapter ua rau lub kaw lus khiav tsis muaj ib tug tag nrho upgrade.
- Sib koom 2.5 mm ferrule tsev neeg.ST, SC, thiab FC txhua tus siv 2.5 hli ferrule, uas ua rau hybrid cords nruab nrab ntawm lawv cov tswv yim hauv kev hloov pauv. Adapter compatibility, txawm li cas los xij, tseem nyob ntawm qhov tseeb mechanical interface, tsis yog ferrule loj ib leeg.
Qhov tsis zoo
- Qhov chaw nres nkoj qis dua li LC.ST yog lub cev loj; LC's 1.25 hli ferrule tso cai kwv yees li ob zaug ntawm cov chaw nres nkoj hauv tib qhov chaw vaj huam sib luag, yog li qhov chaw nruj ST feem ntau yog qhov kev xaiv tsis raug.
- Txaus siab rau hauv cov neeg coob coob.Kev sib tw -lock motion xav tau ntiv tes tshem tawm uas nyuaj rau nkag mus rau hauv lub txee ntom ntom.
- Tsis yog thawj qhov kev xaiv rau cov tes hauj lwm tshiab.Cov chaw zov me nyuam niaj hnub nyiam LC thiab MPO/MTP; FTTH feem ntau siv SC lossis LC.
- Yooj yim rau hauv qab - rooj.Ib feem tig bayonet tuaj yeem dhau qhov kev tshuaj xyuas sai tab sis ua tsis tau zoo, ua rau poob qis.
ST vs SC vs LC vs FC
Txhua connector daws teeb meem sib txawv installation. Cov lus hauv qab no muab piv rau lawv ntawm qhov tseem ceeb uas ua rau muaj kev txiav txim siab xaiv; rau txoj kev pom dav dav dua -, saib daim ntawv qhia no raufiber optic connector hom.
| Txuas | Ferrule | Kev sib txuas | Chaw nres nkoj ceev | Tej yam polish | Hom fiber ntau | Tshiab -nruab haum | Qhov zoo tshaj plaws haum / kev siv qub txeeg qub teg |
|---|---|---|---|---|---|---|---|
| ST | 2.5 hli | Bayonet twist -lock | Tsawg | PC / UPC | Feem ntau multimode (tseem ib hom) | Tsis tshua muaj | Cov cuab yeej cuab tam LAN, kev lag luam, kuaj iav |
| SC | 2.5 hli | Push- rub latch | Nruab nrab | UPC / APC | Ib hom thiab multimode | Feem ntau | Telecom, FTTH, kev lag luam dav dav |
| LC | 1.25 hli | Lub laub me me- rub latch | Siab | UPC / APC | Ib hom thiab multimode | Nyiam | Cov chaw khaws ntaub ntawv, hloov chaw, siab -cov vaj huam sib luag |
| FC | 2.5 hli | Threaded coupling | Tsawg | UPC / APC | Ib hom (tseem multimode) | Niche | Kev ntsuas, ntsuas, kev co- cov kab ke yooj yim |
Thaum ST yog tus hu zoo dua
Xaiv ST thaum koj tab tom tuav cov cuab yeej ST uas twb muaj lawm, ua haujlwm ntawm cov nroj tsuag multimode qub, lossis rov- txiav tawm ib qho kev txuas uas twb siv ST lawm. Rau kev hloov ib qho hauv - qhov chaw ST- rau - ST txuas hauv kev tswj hwm qub, ST feem ntau yog qhov kev xaiv ua tau zoo tshaj plaws.
Thaum SC zoo dua
CovSC connectoryog qhov kev xaiv zoo dua rau kev sib txuas lus, FTTH, thiab dav dav - lub hom phiaj kev lag luam txuas qhov twg yooj yim thawb - rub kev sib txuas yog nyiam dua qhov twist - xauv.
Thaum LC zoo dua
LC yeej nyob qhov twg qhov chaw tseem ceeb - cov chaw zov me nyuam niaj hnub, siab - hloov pauv ceev, thiab cov khoom ntim khoom. Nws kuj yog qhov tseeb qhov txuas ntawm SFP / SFP + thiab QSFP transceivers.
Thaum FC zoo dua
FC's threaded coupling tiv thaiv kev co thiab tuav cov kev sib raug zoo, uas yog vim li cas nws tseem nyob hauv qee qhov kev sim, ntsuas, thiab kev vibration-sensitive applications.
Tib hom vs Multimode ST Connectors
ST ua haujlwm nrog ob hom fiber ntau, tab sis cov version yuav tsum phim cov cable thiab lub kaw lus. Kev sib xyaw ob yog ib txoj hauv kev zoo tshaj plaws los rhuav tshem cov peev nyiaj txuas, yog li paub meej tias cov fiber ntau ua ntej koj xaj. Yog tias koj tsis paub tseeb tias koj muaj, qhov kev sib piv ntawm noib hom thiab multimode fiber ntauyog qhov chaw zoo pib.
Multimode ST
Multimode ST yog cov ntaub ntawv classic - laus LANs thiab luv - mus txog qhov txuas, feem ntau ntawm OM1 62.5/125 lossis OM2/OM3/OM4 50/125 fiber ntau nyob ntawm lub sijhawm ntawm kev teeb tsa.
Ib hom ST
Ib hom ST yog siv rau ntev mus txog lossis cov cuab yeej tshwj xeeb, feem ntau dhau OS2 9/125 fiber ntau. Thaum xaj ib hom ST cords, paub meej tias hom fiber ntau, polish, thiab qib kho qhov muag es tsis xav tias qhov txuas txuas qhia tag nrho zaj dab neeg.
UPC thiab APC polish
Feem ntau ST yog muab nrog PC lossis UPC polish; APC ST muaj tab sis muaj tsawg dua li APC SC lossis APC LC. Tsis txhob ua phooj ywg APC interface rau UPC ib qho tshwj tsis yog tias lub kaw lus tau tsim tshwj xeeb rau nws - lub ntsej muag APC kawg tsis yog lub rooj zaum ncaj nraim rau lub ntsej muag UPC, uas ua rau muaj kev xav thiab tuaj yeem ua rau lub ntsej muag kawg. Yog tias qhov sib txawv tsis paub, saib cov lus piav qhia ntawm noUPC thiab APC connectors.
Yuav ua li cas xaiv ST Fiber Patch Cable
Tsis txhob xaj los ntawm cov duab txuas ib leeg. Ib txoj kab uas piav qhia tsuas yog "ST fiber cable" yog underspecified. Ua hauj lwm los ntawm tag nrho cov specification ua ntej koj yuav.
ST connector specification checklist
- Fiber hom:ib hom (feem ntau OS2 9/125µm) lossis multimode (OM1 62.5/125, lossis OM2/OM3/OM4 50/125µm).
- Ob lub connector xaus:ST-ST, lossis hybrid xws li ST-SC, ST-LC, lossis ST-FC.
- Polish:PC, UPC, lossis APC, sib phim rau lub interface uas twb muaj lawm.
- Simplex los yog duplex:ib fiber ntau, los yog ob rau kev xa tawm thiab tau txais.
- Jacket:PVC / OFNR riser los yog OFNP plenum rau lub tsev cabling, LSZH qhov twg tsawg - pa taws halogen- yog yuav tsum tau dawb, los yog sab nraum zoov / armored qhov twg mechanical tiv thaiv tseem ceeb.
- Length, xim, thiab insertion - qhab niastsim nyog rau qhov kev thov ib puag ncig.
Ib qho kev txiav txim tiav nyeem ntau dua li: "ST/UPC rau ST/UPC, ib hom OS2 9/125, duplex, LSZH, 3 m." Ib kab ntawd tshem tawm yuav luag txhua qhov kev kwv yees uas ua rau rov qab los.
Adapters thiab hybrid cables
Thaum ib sab ntawm qhov txuas yog ST thiab lwm qhov yog SC, LC, lossis FC, koj muaj ob txoj hauv kev. Ib tug hybrid thaj qaum - piv txwv li ibST-rau-LC patch qaum- nqa qhov hloov dua siab tshiab hauv cable nws tus kheej. Xwb, hybrid adapter koom nrog ob txoj hlua uas twb muaj lawm ntawm ntau hom. Lub nuance tsim nyog tau txais txoj cai: hybridpatch kabyog niaj hnub, tab sis ib tug hybridadapterNws tsuas yog siv tau thaum nws cov neeg kho tshuab interfaces tau txais ob qho tib si txuas. Ib qho kev sib koom 2.5 hli ferrule tsis yog los ntawm nws tus kheej lav lub adapter ua haujlwm, yog li xaiv lub adapter los ntawm nws qhov tseeb interface es tsis yog inferring compatibility los ntawm ferrule loj ib leeg.
Common ST Connector yuam kev
- Tsis twisting kom txog thaum tag nrho xauv.Ib feem zaum bayonet ua rau poob qis uas nyuaj rau caum tom qab.
- Kev sib xyaw ib hom thiab multimode.Connector puab tsis paub meej tias compatibility; ib qho 9/125 thiab 50/125 tivthaiv ntawm tib qhov txuas yuav tshuab cov peev nyiaj kho qhov muag.
- Hla qhov kawg- ntxuav ntsej muag.Plua plav thiab roj nyob rau hauv lub ferrule tsa insertion poob thiab reflection. Tshawb xyuas thiab ntxuav ua ntej mating - FOA qhov kev siv ntawmtshuaj xyuas thiab tu cov fiber ntau optic connectorsyog cov txheej txheem ruaj khov ua raws.
- Sib tov APC thiab UPC.Lub kaum sab xis thiab lub ntsej muag tiaj tus tsis sib haum xeeb, muaj teeb meem kev xav thiab kev puas tsuaj rau lub cev.
- Ordering tsis ncaj ncees lawm hybrid cable.Paub meej tias ob qhov kawg thiab polish ua ntej yuav khoom.
ST Connector FAQ
Q: Dab tsi yog ST sawv rau hauv fiber ntau optics?
A: ST sawv cev rau "Ntawv Qhia Ncaj Ncees." Lub connector tseem hu ua BFOC (Bayonet Fiber Optic Connector) thiab tau tsim los ntawm AT&T nyob rau hauv nruab nrab-1980s.
Q: Puas yog ST connectors tseem siv niaj hnub no?
A: Yog lawm, tab sis feem ntau hauv cov cuab yeej cuab tam LANs thiab cov pob txha hauv tsev kawm ntawv, kev lag luam thiab kev tswj hwm, thiab cov cuab yeej ntsuas. Lawv tsis tshua muaj nyob rau hauv siab tshiab - ntom ntom lossis FTTH kev teeb tsa.
Q: Puas yog ST ib hom lossis multimode?
A: Ob leeg muaj nyob. ST feem ntau pom nyob rau hauv multimode legacy networks, tab sis ib hom ST muaj nyob rau ntev mus txog thiab cov cuab yeej tshwj xeeb.
Q: Qhov txawv ntawm ST thiab SC connectors yog dab tsi?
A: Ob leeg siv lub 2.5 hli ferrule, tab sis ST siv lub bayonet twist -lock thaum SC siv lub laub - rub latch. SC feem ntau yooj yim siv hauv cov vaj huam sib luag thiab ntau dua hauv kev sib txuas lus thiab FTTH.
Q: Lub ST connector puas tuaj yeem txuas rau LC lossis SC?
A: Tsis ncaj qha - lub cev txuas sib txawv. Koj txuas lawv nrog cov hlua txuas txuas (piv txwv li ST-rau-LC) lossis sib pivST-rau-SC hybridadapter xaiv rau qhov tseeb interface, khaws fiber ntau hom thiab polish zoo ib yam thoob plaws qhov txuas.
Q: Kuv yuav qhia li cas rau ST thiab FC sib nrug? Nkawd ob leeg saib puag ncig.
A: Saib cov lus sib txuas: ST siv ib nrab - tig bayonet (thawb thiab twist), thaum FC siv cov ntsia hlau- ntawm cov txiv ntoo threaded. Lub bayonet piv rau xov yog qhov qhia ceev tshaj plaws.
Q: Dab tsi ferrule loj siv ST connector?
A: ST siv 2.5 hli ferrule - tib lub npe loj li SC thiab FC, uas yog vim li cas hybrid cords ntawm cov tsev neeg muaj ntau.
Kab hauv qab
ST connector yog ib tug ruaj, bayonet -style connector ua rau ntawm ib tug 2.5 hli ferrule thiab txhais los ntawm IEC 61754-2 (BFOC/2.5) interface. Tsim los ntawm AT&T nyob rau nruab nrab -1980s, nws yog lub hauv paus tseem ceeb ntawm kev sib txuas ntau hom rau xyoo ua ntej SC, LC, thiab MPO / MTP tau coj cov kev teeb tsa niaj hnub no. Nws tseem muaj txiaj ntsig zoo rau cov cuab yeej cuab tam LANs, kev lag luam thiab kev tswj hwm, cov cuab yeej kuaj, thiab lwm yam kev txuas tshwj xeeb. Yog tias koj lub network twb tau siv ST lawm, tsom mus rau qhov tau txais fiber ntau hom, polish, tsho, simplex / duplex hom, thiab qhov sib txawv-kawg connector txoj cai. Yog tias koj tab tom tsim ib yam dab tsi tshiab, hnyav ST tiv thaiv SC, LC, thiab FC ua ntej - rau feem ntau cov haujlwm niaj hnub no LC lossis SC yuav ua tau zoo dua, thaum ST nyob twj ywm qhov kev xaiv zoo rau kev saib xyuas, hloov, thiab kev sib raug zoo qub qub. Rau ntau keeb kwm yav dhau ntawm cov tsev neeg txuas thiab kev txheeb xyuas, lubFOA fiber ntau optic connector identifieryog qhov siv tau.
