[AipuWaton] Kunzwisisa Iyo Yakakura Yekufambisa Distance yePoE Technology

Simba pamusoro peEthernet (PoE) tekinoroji yakashandura nzira yatinotumira nayo maturusi etiweki nekubvumira zvese simba nedata kuti zvifambiswe pamusoro peyakajairwa Ethernet cabling. Nekudaro, vashandisi vazhinji vanoshamisika kuti kureba kwekufambisa kwePoE ndeipi. Kunzwisisa zvinhu zvinopesvedzera chinhambwe ichi kwakakosha pakuronga nekuita network inoshanda.

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Chii Chinotsanangura Hurefu Hwepamusoro hwePoE?

Chinhu chakakosha pakuona kureba kureba kwePoE imhando uye mhando yetambo yakamonyoroka yakashandiswa. Zvakajairika cabling zviyero zvinosanganisira:

Shanghai-Aipu-Waton-Electronic-Industries-Co-Ltd-

Chikamu 5 (Katsi 5)

Inotsigira kumhanya kusvika ku100 Mbps

Chikamu 5e (Katsi 5e)

Yakavandudzwa vhezheni nekuita zvirinani, zvakare inotsigira 100 Mbps.

Chikamu 6 (Katsi 6)

Inogona kubata kumhanya kusvika ku1 Gbps.

Zvisinei nerudzi rwetambo, zviyero zveindasitiri zvinosimbisa kureba kwekufambisa kwemamita zana (328 tsoka) yekubatanidza data pamusoro petambo dzeEthernet. Iyi ganhuriro yakakosha pakuchengetedza kuvimbika kwedata uye kuve nechokwadi chekutaurirana kwakavimbika.

Sainzi Kuseri kwe100-Meter Limit

Kana uchitumira masaini, akamonyoroka tambo tambo dzinosangana nekupokana uye capacitance, izvo zvinogona kutungamira mukuderera kwechiratidzo. Sezvo chiratidzo chinopfuura netambo, chinogona kukanganisa:

Attenuation:

Kurasikirwa kwesimba rechiratidzo pamusoro pechinhambwe.

Kukanganisa:

Shanduko kune iyo chiratidzo waveform, inokanganisa kutendeseka kwedata.

Kana iyo yemhando yechiratidzo yadzikira kupfuura zvikumbaridzo zvinogamuchirwa, inokanganisa mazinga ekutapurirana uye inogona kutungamirira mukurasikirwa nedata kana zvikanganiso zvepaketi.

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Kuverengera Kutapurirana Distance

Ye100Base-TX, inoshanda pa100 Mbps, nguva yekufambisa imwe diki yedata, inozivikanwa se "bit time," inoverengerwa seizvi:

[ \text{Bit Time} = \frac{1}{100 , \text{Mbps}} = 10 , \text{ns} ]

Iyi nzira yekufambisa inoshandisa CSMA/CD (Carrier Sense Multiple Access neCollision Detection), ichibvumira kuona kudhumhana kwakanaka pamatandeji akagovaniswa. Nekudaro, kana kureba kwetambo kwakapfuura 100 metres, mukana wekuona kudhumhana unodzikira, zvichiisa njodzi yekurasikirwa nedata.

Izvo zvakakosha kuti uzive kuti nepo kureba kwakaiswa pamamita zana, mamwe mamiriro anogona kubvumira kumwe kuchinjika. Kumhanya kwakaderera, semuenzaniso, kunogona kuwedzera madaro anoshandisika kusvika pamamita 150-200, zvichienderana nemhando yetambo uye netiweki mamiriro.

Inoshanda Cable Length Recommendations

Mukumisikidzwa kwepasirese, kuomerera kumuganhu we100-metres zvinokurudzirwa. Nekudaro, vazhinji venetiweki nyanzvi vanokurudzira kuchengetedza chinhambwe che80 kusvika 90 metres kuona kuvimbika uye kuderedza chero zvingangoitika zvemhando nyaya. Iyi yekudzivirira margin inobatsira kugarisa mutsauko mumhando yetambo uye mamiriro ekuisa.

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Nepo tambo dzemhando yepamusoro dzimwe nguva dzinogona kudarika 100-mita muganho pasina nyaya dzekukurumidza, nzira iyi haikurudzirwe. Matambudziko anogona kuitika anogona kuoneka nekufamba kwenguva, zvichikonzera kukanganisa kwakakura kwetiweki kana kusakwana kushanda mushure mekuvandudzwa.

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Mhedziso

Kupfupikisa, kureba kwekufambisa kwePoE tekinoroji inonyanya kukanganiswa nechikamu chetambo dzakamonyoroka mbiri uye zvipimo zvemuviri zvekufambiswa kwechiratidzo. Iyo 100-mita muganho inotangwa kubatsira kuchengetedza kuvimbika kwedata uye kuvimbika. Nekutevera akakurudzirwa maitiro ekuisa uye nekunzwisisa ari pasi pemisimboti yeEthernet kutapurirana, network nyanzvi dzinogona kuve nechokwadi chakasimba uye chinoshanda network kuita.

Tsvaga ELV Cable Solution

Kudzora Cables

YeBMS, BUS, Industrial, Instrumentation Cable.

Yakagadziriswa Cabling System

Network&Data, Fiber-Optic Cable, Patch Cord, Modules, Faceplate

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Nguva yekutumira: Zvita-12-2024