網線可以當監控線用嗎 網線知識問答
網線可以當監控線用嗎
最近這兩(liang)年,網(wang)(wang)(wang)線(xian)(xian)(xian)(xian)(xian)(xian)頻繁(fan)被用(yong)(yong)于監(jian)(jian)控線(xian)(xian)(xian)(xian)(xian)(xian)用(yong)(yong)!監(jian)(jian)控線(xian)(xian)(xian)(xian)(xian)(xian)有75-3,75-4,75-5,屬于單軸(zhou)線(xian)(xian)(xian)(xian)(xian)(xian)纜(lan),中間為主(zhu)導(dao)線(xian)(xian)(xian)(xian)(xian)(xian),周邊是(shi)(shi)(shi)(shi)(shi)高(gao)編制(zhi)(zhi)網(wang)(wang)(wang),網(wang)(wang)(wang)線(xian)(xian)(xian)(xian)(xian)(xian)拿來(lai)當(dang)監(jian)(jian)控線(xian)(xian)(xian)(xian)(xian)(xian)用(yong)(yong),主(zhu)要也是(shi)(shi)(shi)(shi)(shi)把網(wang)(wang)(wang)線(xian)(xian)(xian)(xian)(xian)(xian)的(de)(de)主(zhu)線(xian)(xian)(xian)(xian)(xian)(xian)做(zuo)為主(zhu)導(dao)線(xian)(xian)(xian)(xian)(xian)(xian),其他作為編制(zhi)(zhi)網(wang)(wang)(wang)來(lai)焊(han)接(jie)!網(wang)(wang)(wang)線(xian)(xian)(xian)(xian)(xian)(xian)做(zuo)監(jian)(jian)控線(xian)(xian)(xian)(xian)(xian)(xian)的(de)(de)好處(chu)是(shi)(shi)(shi)(shi)(shi)網(wang)(wang)(wang)線(xian)(xian)(xian)(xian)(xian)(xian)比(bi)較長(chang),一般的(de)(de)網(wang)(wang)(wang)線(xian)(xian)(xian)(xian)(xian)(xian)都可以是(shi)(shi)(shi)(shi)(shi)300米!而(er)(er)且(qie)用(yong)(yong)原銅來(lai)做(zuo)的(de)(de)話,阻(zu)值(zhi)會(hui)很(hen)低!一般都是(shi)(shi)(shi)(shi)(shi)用(yong)(yong)室(shi)外(wai)線(xian)(xian)(xian)(xian)(xian)(xian)來(lai)做(zuo),因為室(shi)外(wai)線(xian)(xian)(xian)(xian)(xian)(xian)的(de)(de)外(wai)皮很(hen)硬,所以比(bi)較適合拉(la)線(xian)(xian)(xian)(xian)(xian)(xian)!一般阻(zu)水線(xian)(xian)(xian)(xian)(xian)(xian)在300米的(de)(de)阻(zu)值(zhi)不(bu)要超過(guo)80歐(ou)姆(mu)就可以了,圖片(pian)不(bu)會(hui)受到多大影響!一般都是(shi)(shi)(shi)(shi)(shi)建(jian)議用(yong)(yong)達標阻(zu)水線(xian)(xian)(xian)(xian)(xian)(xian)或者銅包(bao)銀阻(zu)水線(xian)(xian)(xian)(xian)(xian)(xian),這兩(liang)種都是(shi)(shi)(shi)(shi)(shi)可以通過(guo)FLUE4300的(de)(de),質(zhi)量(liang)都非常(chang)穩(wen)定而(er)(er)且(qie)阻(zu)值(zhi)也是(shi)(shi)(shi)(shi)(shi)允許的(de)(de)范圍內。
四芯線是否可以當網線用嗎
標準的網線其實是8條(tiao)心的(de),四對雙絞共(gong)計8條(tiao)心!但最近幾年隨(sui)著城(cheng)中村的承包寬帶商的出(chu)現,用正(zheng)標(biao)8條心的(de)網(wang)(wang)線(xian)經常(chang)被人剪(jian)斷(duan),而且成(cheng)(cheng)本(ben)比(bi)較高!所以很多人開始用室外(wai)的(de)四(si)芯(xin)線(xian)來用,第(di)一,可(ke)以控制(zhi)好成(cheng)(cheng)本(ben),畢竟四(si)芯(xin)一定(ding)比(bi)八芯(xin)的(de)成(cheng)(cheng)本(ben)底!第(di)二(er),因為使(shi)用了室外(wai)對網(wang)(wang)線(xian)在(zai)室外(wai)的(de)使(shi)用起(qi)到了保護作(zuo)用,第(di)三,人家以為是電信的(de)電話線(xian),所以都不敢亂剪(jian)!
那么四芯網線為什么可以使用呢?其實網線在使用中只用到主線來傳播,其他四條都是輔佐作用,并沒有實際傳播功能!網線分為橙,橙白,藍,藍白,綠,綠白,宗,宗白共8條心,主線就(jiu)是(shi)里面的(de)(de)其中四(si)條主線:橙(cheng)(cheng),橙(cheng)(cheng)白(bai),藍,藍白(bai)!四(si)芯網線的(de)(de)也是(shi)用普通的(de)(de)RJ45水晶頭接,就是主要接水晶頭的(de)從左到右(you)(水晶頭的(de)彈片朝下(xia))為(wei)1(橙).2(橙白).3(藍).6(藍白)就可以了。
什么網線可以埋墻
什么網線可以埋墻和埋地里面,其實很多網線都可以埋的,主要是網線的在施工過程中,需要比較小心,因為現在市面很多網線的抗拉性都很差,網線在穿墻很容易拉傷,這樣就不利于網線的長期使用!所以比較支持網線在埋墻或者埋地都使用室外線,阻水線,因為室外線是使用普通的PVC材料(liao)之后又加(jia)多一層厚(hou)厚(hou)的黑色PE料!所以(yi)室外(wai)線的(de)外(wai)皮的(de)抗拉(la)性(xing)(xing)和阻水性(xing)(xing)都相當(dang)好(hao),而且物理(li)性(xing)(xing)質也(ye)比較穩定,適合長時間使用在一些(xie)比較潮濕或者一些(xie)比較差(cha)的(de)環境里面(mian)。
手機數據線的通用性
一般手機數據線很少有專用的,普遍現象是一條數據線可以通用多種手機型號,有些型號的數據線比較夸張,一條線可以用30-40種不同類型的手(shou)機(ji)。
目前數據線銷售商普遍碰到的問題就是客戶反映數據線不能用,如果你確定發貨沒發錯,多數是客戶不會用數據線了。首先看一下光盤里面的軟件是否支持客戶的手機型號,如果不支持就可以去網上下載一個對應的軟件了,這樣一般問題就解決了。關鍵一點:數據線是通用的,軟件不通用。目前也沒有什么特別好的方法,畢竟手機型號太多了,只能多收集一些軟件供客戶自行下載。