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综合布线中网线多长比较好

文章出处:责任编辑:作者:人气:444发表时间:2019/8/28 9:21:49 字体大小:【

我们当然希望网线可以用到越长越好,但这有相当的难度。因为信号在电缆中传输是有衰减的,太长的网线衰减量会超标,此时网线对端的设备接收到的信号强度就会很弱,信号携带的传输数据出错的可能性就会加大,导致误码率迅速增加 ---- 严重时甚至无法从背景噪声中识别出有用信号。所以,不能无限制使用超长网线。那么,多长的网线比较合适呢?下面重庆劲浪科技带大家来了解一下综合布线网线长度的计算公式以及网线的分类与特点

网线.jpg

综合布线网线长度的计算公式

1、GENJUTUZHIHUOXIANCHANGKANCEJIEGUO,QUEDINGXIANLANSHIJIZOUXIANLUYOU。ZUIHAOSHIXIANKANCENENGZHUNYIDIAN

2、GENJUXIANLANSHIJIZOUXIANLUYOUJISUANDIANWEIZUIDAZHANGDUHEZUIXIAOZHANGDU。

彩经网3、XIANLANPINGJUNZHANGDUJISUANGONGSHI:

彩经网(ZUIDAZHANGDU+ZUIXIAOZHANGDU) /2*1.1+6

1.1 WEIYULIANGXI

MUQIAN,JUYUWANGZHONGCHANGYONGDAODESHUANGJIAOXIANYIBANDOUSHIFEIPINGBIDE5 LEI4 DUI(JI8 GENDAOXIAN) DEDIAN

LANXIAN。ZHEIXIESHUANGJIAOXIANDECHUANSHUSULVDOUNENGDADAO100Mbps。SHICHANGSHANGCHUSHOUDE3 LEISHUANGJIAOXIANWAICENGBAOHUJIAOPIBO, JIAOPISHANGBIAOZHU“ CAT3”ZIYANG,WAIBAOZHUANGZHIXIANGSHANGBIAOZHUYOU“3 LEI”ZIYANG,SHOUJIAJIAODI; 5 LEISHUANGJIAOXIANWAICENGBAOHUJIAOPIHOU,JIAOPISHANGBIAOZHU“ CAT5”ZIYANG,WAIBAOZHUANGZHIXIANGSHANGBIAOZHUYOU“5 LEI”ZIYANG,SHOUJIAJIAOGAO。


GOUMAISHIQIEWUTUBIANYIERGOUMAILIEZHI5 LEISHUANGJIAOXIAN,ZHEIXIECHANPINWANGWANGZHINENGZUOWEI3 LEISHUANGJIAOXIANSHIYONG。CHAO5 LEISHUANGJIAOXIANSHUFEIPINGBISHUANGJIAOXIAN。YUPUTONG5 LEISHUANGJIAOXIANBIJIAO, CHAO5 LEISHUANGJIAOXIANZAICHUANSONGXINHAOSHISHUAIJIANGENGXIAO,KANGGANRAONENGLIGENGQIANG。ZAI100MWANGLUOZHONG,YONGHUSHEBEIDESHOUGANRAOCHENGDUZHIYOUPUTONG5 LEIXIANDE1/4 ,SHIWEIWANGLUOYINGYONGTIGONGDELIXIANGJIEJUEFANGAN。

" CHAOWULEI" ZHIDESHICHAOWULEIFEIPINGBISHUANGJIAOXIAN(UTP—UnshieldedTwistedPair)FEIPINGBISHUANGJIAOXIANDIANLANSHIYOUDUODUISHUANGJIAOXIANHEYIGESULIAOWAIPIGOUCHENG。WULEISHIZHIGUOJIDIANQIGONGYEXIEHUIWEISHUANGJIAOXIANDIANLANDINGYIDEWUZHONGBUTONGDEZHILIANGJIBIE。


CHAOWULEIFEIPINGBISHUANGJIAOXIANSHIZAIDUIXIANYOUWULEIPINGBISHUANGJIAOXIANDEBUFENXINGNENGJIAYIGAISHANHOUCHUXIANDEDIANLAN,BUSHAOXINGNENGCANSHU,RUJINDUANCHUANRAO、SHUAIJIANCHUANRAOBI,HUIBOSUNHAODENGDOUYOUSUOTIGAO,DANQICHUANSHUDAIKUANRENGWEI100MHz。


彩经网CHAOWULEISHUANGJIAOXIANYESHICAIYONG4 GERAODUIHE1 TIAOKANGLAXIAN,XIANDUIDEYANSEYUWULEISHUANGJIAOXIANWANQUANXIANGTONG,FENBIEWEIBAICHENG、CHENG、BAILV、LV、BAILAN、LAN、BAIZONGHEZONG。LUOTONGXIANJINGWEI0.51mm(XIANGUIWEI24AWG),JUEYUANXIANJINGWEI0.92mm,UTPDIANLANZHIJINGWEI5mm。


CHAOWULEISHUANGJIAOXIANTONGCHANGZHIBEIYINGYONGYU100Mb/s KUAISUYITAIWANG,SHIXIANZHUOMIANJIAOHUANJIDAOJISUANJIDELIANJIE。RUGUOXIANGYIHOUJIANGWANGLUOSHENGJIWEIQIANZHAOYITAIWANG, NEIMEBUFANGZAISHUIPINGBUXIANZHONGCAIYONGCHAOWULEIFEIPINGBISHUANGJIAOXIAN。CHAOWULEIFEIPINGBISHUANGJIAOXIANYENENGTIGONGGAODA1000Mb/s DECHUANSHUDAIKUAN,DANSHIWANGWANGXUYAOJIEZHUYUJIAGEGAOANGDETESHUSHEBEIDEZHICHI。


超五类还是六类

彩经网" LIULEI" SHIZHILIULEIFEIPINGBISHUANGJIAOXIAN

LIULEIFEIPINGBISHUANGJIAOXIANDEGEXIANGCANSHUDOUYOUDAFUTIGAO, DAIKUANYEKUOZHANZHI250MHzHUOGENGGAO。LIULEISHUANGJIAOXIANZAIWAIXINGSHANGHEJIEGOUSHANGYUWULEIHUOCHAOWULEISHUANGJIAOXIANDOUYOUYIDINGDECHABIE, BUJINZENGJIALEJUEYUANDESHIZIGUJIA, JIANGSHUANGJIAOXIANDESIDUIXIANFENBIEZHIYUSHIZIGUJIADESIGEAOCAONEI, ERQIEDIANLANDEZHIJINGYEGENGCU。


DIANLANZHONGYANGDESHIZIGUJIASUIZHANGDUDEBIANHUAERXUANZHUANJIAODU, JIANGSIDUISHUANGJIAOXIANKAZAIGUJIADEAOCAONEI,BAOCHISIDUISHUANGJIAOXIANDEXIANGDUIWEIZHI,TIGAODIANLANDEPINGHENGTEXINGHECHUANRAOSHUAIJIAN。LINGWAI,BAOZHENGZAIANZHUANGGUOCHENGZHONGDIANLANDEPINGHENGJIEGOUBUZAODAOPOHUAI。LIULEIFEIPINGBISHUANGJIAOXIANLUOTONGXIANJINGWEI0.57mm(XIANGUIWEI23AWG),JUEYUANXIANJINGWEI1.02mm,UTPDIANLANZHIJINGWEI6.53mm


。ANZHAODIANQIXINGNENGDEBUTONG,SHUANGJIAOXIANKEFENWEISANLEI、WULEI、CHAOWULEI、LIULEIHEQILEISHUANGJIAOXIAN。BUTONGLEIBIEDESHUANGJIAOXIANJIAGEXIANGCHAJIAODASHENZHISHIXUANSHU,YINGYONGFANWEIYEDABUXIANGTONG。CHULECHUANTONGDEYUYINXITONGRENGRANSHIYONGSANLEISHUANGJIAOXIANYIWAI, WANGLUOBUXIANMUQIANJIBENSHANGDOUZAICAIYONGCHAOWULEIHUOLIULEIFEIPINGBISHUANGJIAOXIAN。WULEIFEIPINGBISHUANGJIAOXIANSUIRENGRANKEYIZHICHI1000Base-T,DANYOUYUZAIJIAGESHANGYUCHAOWULEIFEIPINGBISHUANGJIAOXIANXIANGCHAWUJI,YINCI,YIJINGZHUJIANDANCHUBUXIANSHICHANG。


LIULEIFEIPINGBISHUANGJIAOXIANSUIRANJIAGEJIAOGAO, DANYOUYUYUCHAOWULEIBUXIANXITONGJUYOUFEICHANGHAODEJIANRONGXING,QIENENGGOUFEICHANGHAODIZHICHI1000Base-T,SUOYIZHENGMANMANCHENGWEIZONGHEBUXIANDEXINCHONG。QILEIPINGBISHUANGJIAOXIANYOUYUSHIYIZHONGQUANXINDEBUXIANXITONG, SUIRANXINGNENGYOUYI, DANYOUYUJIAGEANGGUI。SHIGONGFUZAQIEKEXUANZEDECHANPINJIAOSHAO,YINCIHENSHAOZAIBUXIANGONGCHENGZHONGCAIYONG。


彩经网LIULEIFEIPINGBISHUANGJIAOXIANKEYIFEICHANGHAODIZHICHIQIANZHAOYITAIWANG, BINGSHIXIAN100mDECHUANSHUJULI。YINCI,LIULEIBUXIANXITONGBEIGUANGFANYINGYONGZIFUWUQIJIFANGDEBUXIAN, YIJIBAOLIUSHENGJIZHIQIANZHAOYITAIWANGNENGLIDESHUIPINGBUXIAN。GENJUGUOJIBUXIANBIAOZHUNISO11801,BUXIANXITONGDEQIWANGSHOUMINGZHISHAOWEI10 NIAN。ZUOWEIYIZHONGZHANGQIDEJIBENTOUZI,ZONGHEBUXIANYINGDANGCHONGFENKAOLVWANGLUODEQIANZAIXUQIUHEBUXIANXITONGDEFAZHAN,YINCI,ZAIZIJINYUNXUDETIAOJIANXIA,JIANYIXUANZELIULEICHANPINGOUJIANBUXIANXITONG。


彩经网RUOKAOLVWANGLUOJIANGLAIDEYINGYONGXUQIU, LILUNSHANGYINGANZHUANGZUIXIANJINDEBUXIANCHANPIN, YINWEIANZHUANGDIANLANHOUWANGWANGNANYIZHONGXINGENGXINTIDAI, JIBENSHANG,YIGEBUXIANXITONGZHISHAOYAOYINGYONG10 NIANZUOWEIBIAOZHUN,NENGGOUZHICHI4 ZHI5DAIDEWANGLUOSHEBEIDEXINGNENGGENGXIN, RUGUOJIANGLAIDEWANGLUOSHEBEIXUYAOGENGHAODEDIANLANCAINENGTIGAOSHUJUSUDU。


NEIME,YONGLIULEIDIANLANDAITICHAOWULEIDIANLANSHIWUKEBIMIANDE, DANZHEIXIEDIANLANZHONGXINZUJIANGONGCHENGFEICHANGANGGUI, SUOYIZONGSHILIULEICHANPINDEJIAGEXIANGDUIYUCHAOWULEICHANPINSHAOGUI, DANWEILEJIANSHAORIHOUWANGLUOSHENGJIWENTI,LIULEICHANPINRENGRANZHIDEKAOLV

1. QUEDINGDIANLANZHANGDU

彩经网QUEDINGMEIJIEBUXIANFANGFAHEBUXIANLUYOU

彩经网QUEDINGMEIGEDIANXINJIEXIANJIANSUOYAOFUWUDEQUYU

彩经网QUEDINGJUFUWUJIEXIANJIANZUIJINDEto WEIZHIDEZUIDUANDIANLANZOUXIANa

QUEDINGJUFUWUJIEXIANJIANZUIYUANDEto WEIZHIDEZUIZHANGDIANLANZOUXIANb

彩经网ANZHAOKENENGCAIYONGDEDIANLANLUJINGCELIANGMEIGEZOUXIANJULI:

JISUANPINGJUNDIANLANZHANGDUal= (a+b)/2

彩经网JISUANSHANGXIAFUDONGDEDIANLANZHANGDUs=al*10%

QUEDINGJIEXIANJIANDUANJIERONGCHAc<SHIJIEXIANJIANPEIZHIBUTONGERBIANHUA>

QUEDINGGONGZUOQULUOCHAZHANGDUd<ZHIZAITOUDINGSHANGFANGBUXIANSHIANZHEIYICANSHU>

彩经网JISUANZONGPINGJUNDIANLANBIAODUtcl=al+s+c+d

彩经网2. DINGGOUDIANLAN:JISUANSHILI

ZUIDADINGGOUZHANGDU/ DIANLANZOUXIANDEPINGJUNZHANGDU=MEIXIANGDEDIANLANZOUXIANSHU 305m/23.6m=12.8 ZOUXIANSHU(XIANG) <SHEDIANWEISHUHOUWEI12>

因为每个电信插座代表单根导线,则总电缆走线数等于电信插座总数,所以:

DIANXINCHAZUODESHULIANG/ ZOUXIANSHU(XIANG) =DIANLANDEXIANGSHU  JI: 140/12=11.6 JINWEIHOU=12

1、GENJUTUZHIHUOXIANCHANGKANCEJIEGUO,QUEDINGXIANLANSHIJIZOUXIANLUYOU。ZUIHAOSHIXIANKANCENENGZHUNYIDIAN

彩经网2、GENJUXIANLANSHIJIZOUXIANLUYOUJISUANDIANWEIZUIDAZHANGDUHEZUIXIAOZHANGDU。

彩经网3、XIANLANPINGJUNZHANGDUJISUANGONGSHI:(ZUIDAZHANGDU+ZUIXIAOZHANGDU) /2*1.1+6

1.1 WEIYULIANGXISHU, 6 WEIDUANJIEYULIANG, DANWEIWEIMI; JIAYULIANGXISHUSHIYINWEIZAISHIJIZOUXIANDEGUOCHENGZHONGBUKENENGKEDINGKEMAODE, YAOYOULANGFEIDE;

4、XIANLANZONGZHANGDU=XIANLANPINGJUNZHANGDU* DIANWEIZONGSHU,DANWEIWEIMI

5、XIANLANZONGXIANGSHU=XIANLANZONGZHANGDU/305 ,DANWEIWEIXIANG