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"index_news"><a href="http://www.cdcfah.com/zx/"><span>新聞資訊</span></a></li><li id = "index_article"><a href="http://www.cdcfah.com/xw/"><span>行業(yè)資訊</span></a></li><li id = "index_show"><a href="http://www.cdcfah.com/zh/"><span>展會(huì)信息</span></a></li></ul></div></nav><section class="wrap clearfix"><section class="container clearfix tcPro"><section class="home-main container clearfix"><div id="thxlrnb" class="twoCol"><div id="njzvtpf" class="page-proshow clearfix"><p class="current"> 當(dāng)前位置:<a href="http://www.cdcfah.com/">首頁(yè)?<a href="http://www.cdcfah.com/cp/">產(chǎn)品供應(yīng)</a>?<a href="http://www.cdcfah.com/cp/first-_jxjxysb/">機(jī)械及行業(yè)設(shè)備</a>?<a href="http://www.cdcfah.com/cp/second-jxjxysb_jwjjg/">機(jī)械五金加工</a>?<a href="http://www.cdcfah.com/cp/third-jwjjg_jjg/">鈑金加工</a>?孟村4G-DTU外殼生產(chǎn)廠(chǎng)家真誠(chéng)推薦滄州萬(wàn)瑞電子機(jī)箱供應(yīng)</p><div id="zn9rpnt" class="leftbox clearfix"><h1>孟村4G-DTU外殼生產(chǎn)廠(chǎng)家真誠(chéng)推薦滄州萬(wàn)瑞電子機(jī)箱供應(yīng)</h1><div id="nlz7n9n" class="proBig"><div id="rndbpnt" class="bigimg"><div><p class="pic"><img src="http://tyunfile.71360.com/UpLoadFile/2019/8/20/11/637018974538984691_nhsdo_5544629.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="hvdljpn" class="smallimg"><div><p class="pic"><img src="http://tyunfile.71360.com/UpLoadFile/2019/8/20/11/637018974538984691_nhsdo_5544629.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="7n5p7b9" class="content"><p><span>需求數(shù)量：</span>0</p><p><span>價(jià)格要求：</span>面議</p><p><span>所在地：</span>河北省</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>孟村4G-DTU外殼生產(chǎn)廠(chǎng)家,4G-DTU外殼</p><p><span>***更新：</span>2020-07-10 17:21:39</p><p><span id="click" >瀏覽次數(shù)：1次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="xdbz79b" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">滄州萬(wàn)瑞電子機(jī)箱有限公司</a></p><p><span>聯(lián)系人：</span>李文超</p><p><span>郵箱: </span>2816163037@qq.com</p><p><span>電話(huà): </span>19103271861</p><p><span>傳真: </span>0317_4371300</p><p><span>網(wǎng)址: </span></p><p><span>手機(jī): </span>0317-4371300</p><p><span>地址: </span>河北省滄州市青縣農(nóng)場(chǎng)四分場(chǎng)</p><p>[當(dāng)前離線(xiàn)] <a rel="nofollow"> [加為商友] </a><a rel="nofollow"> [發(fā)送信件] </a></p></div></div><div id="xdrhnnj" class="page-proshow02"><p class="title">詳細(xì)說(shuō)明</p><div id="hnvtrfl" class="box"><p><p style="text-indent:25px">現(xiàn)場(chǎng)運(yùn)用一. 電力職業(yè):1.電力長(zhǎng)途抄表, 2.變電站監(jiān)測(cè), 3.電力線(xiàn)路監(jiān)測(cè) , 4.配電網(wǎng)絡(luò)柱上開(kāi)關(guān)監(jiān)測(cè)體系 DTU在電力長(zhǎng)途抄表中運(yùn)用拓?fù)鋱D: 二. 水利職業(yè): 1.水質(zhì)監(jiān)測(cè), 2.水庫(kù)閘門(mén)長(zhǎng)途操控體系計(jì)劃, 3.水利GPRS調(diào)度體系運(yùn)用計(jì)劃 4.水管網(wǎng)監(jiān) 測(cè)體系, 5，孟村4G-DTU外殼生產(chǎn)廠(chǎng)家.水庫(kù)主動(dòng)監(jiān)測(cè)體系三. 石油職業(yè): 1油氣井的長(zhǎng)途監(jiān)控, 2.GPRS長(zhǎng)途油田主動(dòng)化監(jiān)測(cè)監(jiān)控體系, 3.燃?xì)夤芫W(wǎng)監(jiān)控體系計(jì)劃四. 市政職業(yè) : 1.路燈長(zhǎng)途監(jiān)控辦理 2.管網(wǎng)長(zhǎng)途監(jiān)測(cè) 3，孟村4G-DTU外殼生產(chǎn)廠(chǎng)家.城市能耗監(jiān)測(cè) 五. 環(huán)保職業(yè) : 1.污染源監(jiān)測(cè) 2.大氣環(huán)境監(jiān)測(cè) 3.噪音監(jiān)測(cè) 4.粉塵監(jiān)測(cè) 六. 農(nóng)業(yè)運(yùn)用: 1.大棚長(zhǎng)途監(jiān)測(cè)辦理 2.水產(chǎn)養(yǎng)殖監(jiān)測(cè)辦理農(nóng) 3.業(yè)水泵監(jiān)測(cè)辦理七. 其它職業(yè): 1.倉(cāng)庫(kù)監(jiān)控辦理. 2.電梯長(zhǎng)途監(jiān)控 3，孟村4G-DTU外殼生產(chǎn)廠(chǎng)家.長(zhǎng)途起重機(jī)辦理體系 4.工業(yè)能耗監(jiān)測(cè)方面的運(yùn)用 5.加油站GPRS數(shù)據(jù)收集體系 6.GPRS氣候信息收集體系孟村4G-DTU外殼生產(chǎn)廠(chǎng)家</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="孟村4G-DTU外殼生產(chǎn)廠(chǎng)家,4G-DTU外殼" src="http://tyunfile.71360.com/UpLoadFile/2019/8/20/11/637018974538984691_nhsdo_5544629.jpg"></div><p style="text-indent:25px">操控口: RS-232, 115200 bps, 8 data bits,1 stop bit, no parity (8N1) 指示燈:具有電源、通訊及在線(xiàn)指示燈天線(xiàn)接口:規(guī)范SMA陰頭天線(xiàn)接口，特性阻抗50歐 UIM卡接口:3V/1.8V規(guī)范的推桿式用戶(hù)卡接口電源接口:規(guī)范的3芯火車(chē)頭電源插座語(yǔ)音接口:規(guī)范的耳機(jī)麥克風(fēng)接口 3.5 供電: 外接電源:DC 9V 500mA 寬電壓供電:DC 5-32V 通訊電流:350mA 待機(jī)電流:35mA 3.6 規(guī)范: 產(chǎn)品外形規(guī)范:92x62x22 mm(不包含天線(xiàn)及固定件) 產(chǎn)品包裝規(guī)范:298x226x60mm 3.7 分量: 0.41KG 3.8 其他參數(shù): 作業(yè)環(huán)境溫度: -25~+65oC 儲(chǔ)存溫度: -40~+85oC 相對(duì)濕度: 95%(無(wú)凝結(jié)) 孟村4G-DTU外殼規(guī)格</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="孟村4G-DTU外殼生產(chǎn)廠(chǎng)家,4G-DTU外殼" src="http://tyunfile.71360.com/UpLoadFile/2019/8/20/11/637018974541328336_nhsdo_5043193.jpg"></div><p style="text-indent:25px">GPRS DTU主動(dòng)主張與數(shù)據(jù)中心的通訊銜接，并堅(jiān)持通訊銜接一直存在。由于GPRS DTU處于移動(dòng)內(nèi)網(wǎng)，并且IP地址不固定。因而，只能由GPRS DTU主動(dòng)銜接數(shù)據(jù)中心，而不能由數(shù)據(jù)中心主動(dòng)銜接GPRS DTU。這就要求數(shù)據(jù)中心具有固定的公網(wǎng)IP地址或固定的域名。數(shù)據(jù)中心的公網(wǎng)IP地址或固定的域名作為參數(shù)存儲(chǔ)在GPRS DTU內(nèi)，以便GPRS DTU一旦上電撥號(hào)成功，就能夠主動(dòng)銜接到數(shù)據(jù)中心。詳細(xì)地講，GPRS DTU經(jīng)過(guò)數(shù)據(jù)中心的IP地址(假如是選用中心域名的話(huà)，先經(jīng)過(guò)中心域名解析出中心IP地址)以及端口號(hào)等參數(shù)，向數(shù)據(jù)中心主張TCP或UDP通訊懇求。在得到中心的響應(yīng)后，GPRS DTU即認(rèn)為與中心握手成功，然后就堅(jiān)持這個(gè)通訊銜接一直存在，假如通訊銜接中止，GPRS DTU將當(dāng)即從頭與中心握手。由于TCP/UDP通訊銜接現(xiàn)已樹(shù)立，就能夠進(jìn)行數(shù)據(jù)雙向通訊了。 </p><p style="text-indent:25px">軟件組成 4.1 TCP/UDP透明數(shù)據(jù)傳輸;支撐多種作業(yè)辦法。心跳包技能 4.2 智能防掉線(xiàn)，支撐在線(xiàn)檢測(cè)，在線(xiàn)堅(jiān)持，掉線(xiàn)主動(dòng)重?fù)?，確保設(shè)備長(zhǎng)久在線(xiàn) 4.3 支撐RSA，RC4加密算法 4.4 支撐虛擬值守VWM(Virtual Man Watch)功用，確保體系安穩(wěn)牢靠 4.5 支撐虛擬數(shù)據(jù)**網(wǎng)(APN/VPDN) 4.6 支撐數(shù)據(jù)中心動(dòng)態(tài)域名和IP地址訪(fǎng)問(wèn) 4.7 支撐DNS動(dòng)態(tài)獲取，防止DNS服務(wù)器失常導(dǎo)致的設(shè)備當(dāng)機(jī) 4.8 支撐雙數(shù)據(jù)中心備份 4.9 支撐多數(shù)據(jù)中心一起承受數(shù)據(jù) 4.10支撐短信、語(yǔ)音、數(shù)據(jù)等喚醒辦法以及超時(shí)斷開(kāi)網(wǎng)絡(luò)聯(lián)接 </p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="孟村4G-DTU外殼生產(chǎn)廠(chǎng)家,4G-DTU外殼" src="http://tyunfile.71360.com/UpLoadFile/2019/8/20/11/637018974438696224_nhsdo_5835926.jpg"></div><p style="text-indent:25px">關(guān)于DTU來(lái)說(shuō)，只需樹(shù)立了與數(shù)據(jù)中心的雙向通訊，完結(jié)用戶(hù)串口數(shù)據(jù)與GPRS網(wǎng)絡(luò)數(shù)據(jù)包的轉(zhuǎn)換就相對(duì)簡(jiǎn)單了。一旦接收到用戶(hù)的串口數(shù)據(jù)，DTU就當(dāng)即把串口數(shù)據(jù)封裝在一個(gè)TCP/UDP包里，發(fā)送給數(shù)據(jù)中心。反之，當(dāng)DTU收到數(shù)據(jù)中心發(fā)來(lái)的TCP/UDP包時(shí)，從中取出數(shù)據(jù)內(nèi)容，當(dāng)即經(jīng)過(guò)串口發(fā)送給用戶(hù)設(shè)備。經(jīng)過(guò)有線(xiàn)的數(shù)據(jù)收集中心，一起與許多個(gè)GPRS DTU進(jìn)行雙向通訊。這是現(xiàn)在GPRS DTU運(yùn)用體系中**為常用的辦法。運(yùn)用領(lǐng)域 DTU的主要功能是把遠(yuǎn)端設(shè)備的數(shù)據(jù)經(jīng)過(guò)無(wú)線(xiàn)的辦法傳送回后臺(tái)中心。如右圖所示，要完結(jié)數(shù)據(jù)的傳輸需求樹(shù)立一套完好的數(shù)據(jù)傳輸體系。在這個(gè)體系中包含:DTU，客戶(hù)設(shè)備、移動(dòng)網(wǎng)絡(luò)、后臺(tái)中心。在前端，DTU和客戶(hù)的設(shè)備經(jīng)過(guò)232或許485接口相連。DTU上電運(yùn)轉(zhuǎn)后先注冊(cè)到移動(dòng)的GPRS網(wǎng)絡(luò)，然后去和設(shè)置在DTU中的后臺(tái)中心樹(shù)立SOCKET銜接。后臺(tái)中心作為SOCKET的服務(wù)端，DTU是SOCKET銜接的客戶(hù)端。孟村4G-DTU外殼規(guī)格</p><p style="text-indent:25px">孟村4G-DTU外殼生產(chǎn)廠(chǎng)家</p><p style="text-indent:25px">各行各業(yè)都在謀求產(chǎn)業(yè)的轉(zhuǎn)型升級(jí)，尤其在人工智能、大數(shù)據(jù)、物聯(lián)網(wǎng)等新一代信息技術(shù)推動(dòng)下，信息化、自動(dòng)化、智能化已經(jīng)成為了銷(xiāo)售企業(yè)發(fā)展的主要路徑。[ "鈑金設(shè)備外殼加工", "機(jī)箱機(jī)柜加工定做", "儀器儀表外殼", "配電箱加工" ]行業(yè)，隨著近年來(lái)越來(lái)越明朗的全球市場(chǎng)變化，在我國(guó)的外貿(mào)大軍中已經(jīng)逐漸成為一股不容忽視的新生力量。除了北美發(fā)達(dá)國(guó)家外，東亞，東南亞，南亞，中東北非等地區(qū)也對(duì)其產(chǎn)生了越來(lái)越濃厚的興趣和需求。人類(lèi)發(fā)展的歷史就是一部工具發(fā)展的歷史，基礎(chǔ)建設(shè)離不開(kāi)工程機(jī)械，20世紀(jì)80年代以來(lái)，國(guó)內(nèi)外工程機(jī)械產(chǎn)品技術(shù)已從一個(gè)成熟期走到了現(xiàn)代化時(shí)期。電子技術(shù)、微電腦、傳感器等技術(shù)改造了傳統(tǒng)工程機(jī)械產(chǎn)品，那么接下來(lái)，工程機(jī)械又會(huì)朝著怎樣一個(gè)生產(chǎn)型發(fā)展呢？[ "鈑金設(shè)備外殼加工", "機(jī)箱機(jī)柜加工定做", "儀器儀表外殼", "配電箱加工" ]等產(chǎn)品及服務(wù)是必需消耗品，需求與現(xiàn)存市場(chǎng)容量密切相關(guān)，增量市場(chǎng)不斷轉(zhuǎn)化為存量市場(chǎng)，市場(chǎng)規(guī)模隨著存量的增加而持續(xù)增長(zhǎng)。孟村4G-DTU外殼生產(chǎn)廠(chǎng)家</p><p style="text-indent:25px">滄州萬(wàn)瑞電子機(jī)箱有限公司一直專(zhuān)注于電子機(jī)箱、機(jī)柜、面板、模具、五金配件制造、加工:機(jī) 箱、機(jī)柜的整機(jī)組裝;配電箱、配電柜、電氣成套設(shè)備、機(jī) 械設(shè)備配件制造、加工(不含噴涂和表面化學(xué)處理) (依法須經(jīng)批準(zhǔn)的項(xiàng)目，經(jīng)相關(guān)部門(mén)批準(zhǔn)后方可開(kāi)展經(jīng)營(yíng)活動(dòng)) ，是一家機(jī)械及行業(yè)設(shè)備的企業(yè)，擁有自己**的技術(shù)體系。目前我公司在職員工達(dá)到51~100人人，是一個(gè)有活力有能力有創(chuàng)新精神的高效團(tuán)隊(duì)。滄州萬(wàn)瑞電子機(jī)箱有限公司主營(yíng)業(yè)務(wù)涵蓋[ "鈑金設(shè)備外殼加工", "機(jī)箱機(jī)柜加工定做", "儀器儀表外殼", "配電箱加工" ]，堅(jiān)持“質(zhì)量***、質(zhì)量服務(wù)、顧客滿(mǎn)意”的質(zhì)量方針，贏得廣大客戶(hù)的支持和信賴(lài)。目前公司已經(jīng)成為[ "鈑金設(shè)備外殼加工", "機(jī)箱機(jī)柜加工定做", "儀器儀表外殼", "配電箱加工" ]的**企業(yè)，正積蓄著更大的能量，向更廣闊的空間、更***的領(lǐng)域拓展。</p></p><br /><p>文章來(lái)源地址: http://www.cdcfah.com/cp/559806.html</p></div></div></div></div></div><div id="djh77h5" class="page-right twoColRt"><div id="bxndtrp" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="vljhhvb" class="recomPic likePro"><a href="http://www.cdcfah.com/cp/814588.html"><div><img src="http://tyunfile.71360.com/UpLoadFile/2019/11/1/14/637082168864691056_lgpj_5374157.jpg" alt="福建ZF配件哪家強(qiáng) 信息推薦自業(yè)物資供應(yīng)" class="vcenter" 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