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id="zjqnacj" class="twoCol"><div id="eh8me2n" class="page-proshow clearfix"><p class="current"> 當(dāng)前位置:<a href="http://www.cdcfah.com/">首頁?<a href="http://www.cdcfah.com/cp/">產(chǎn)品供應(yīng)</a>?<a href="http://www.cdcfah.com/cp/first-_jxjxysb/">機械及行業(yè)設(shè)備</a>?<a href="http://www.cdcfah.com/cp/second-jxjxysb_jwjjg/">機械五金加工</a>?<a href="http://www.cdcfah.com/cp/third-jwjjg_jjg/">鈑金加工</a>?甘肅4G-DTU外殼價格誠信為本滄州萬瑞電子機箱供應(yīng)</p><div id="fzwd3yv" class="leftbox clearfix"><h1>甘肅4G-DTU外殼價格誠信為本滄州萬瑞電子機箱供應(yīng)</h1><div id="ko7p8bn" class="proBig"><div id="eikhja2" class="bigimg"><div><p class="pic"><img src="http://tyunfile.71360.com/UpLoadFile/2019/8/20/11/637018974438696224_nhsdo_5835926.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="dhertkr" class="smallimg"><div><p class="pic"><img src="http://tyunfile.71360.com/UpLoadFile/2019/8/20/11/637018974438696224_nhsdo_5835926.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="ajq3dxq" class="content"><p><span>需求數(shù)量：</span>0</p><p><span>價格要求：</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>甘肅4G-DTU外殼價格,4G-DTU外殼</p><p><span>***更新：</span>2020-07-18 20:18:46</p><p><span id="click" >瀏覽次數(shù)：0次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="dcewy3g" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">滄州萬瑞電子機箱有限公司</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: </span>19103271861</p><p><span>傳真: </span>0317_4371300</p><p><span>網(wǎng)址: </span></p><p><span>手機: </span>0317-4371300</p><p><span>地址: </span>河北省滄州市青縣農(nóng)場四分場</p><p>[當(dāng)前離線] <a rel="nofollow"> [加為商友] </a><a rel="nofollow"> [發(fā)送信件] </a></p></div></div><div id="qkh7dkm" class="page-proshow02"><p class="title">詳細說明</p><div id="ihe8pr3" class="box"><p><p style="text-indent:25px">GPRS DTU主動主張與數(shù)據(jù)中心的通訊銜接，并堅持通訊銜接一直存在。由于GPRS DTU處于移動內(nèi)網(wǎng)，并且IP地址不固定。因而，只能由GPRS DTU主動銜接數(shù)據(jù)中心，而不能由數(shù)據(jù)中心主動銜接GPRS DTU，甘肅4G-DTU外殼價格。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)存儲在GPRS DTU內(nèi)，以便GPRS DTU一旦上電撥號成功，就能夠主動銜接到數(shù)據(jù)中心。詳細地講，GPRS DTU經(jīng)過數(shù)據(jù)中心的IP地址(假如是選用中心域名的話，先經(jīng)過中心域名解析出中心IP地址)以及端口號等參數(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即認為與中心握手成功，甘肅4G-DTU外殼價格，然后就堅持這個通訊銜接一直存在，甘肅4G-DTU外殼價格，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)已樹立，就能夠進行數(shù)據(jù)雙向通訊了。甘肅4G-DTU外殼價格</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="甘肅4G-DTU外殼價格,4G-DTU外殼" src="http://tyunfile.71360.com/UpLoadFile/2019/8/20/11/637018974438696224_nhsdo_5835926.jpg"></div><p style="text-indent:25px">現(xiàn)場運用一. 電力職業(yè):1.電力長途抄表, 2.變電站監(jiān)測, 3.電力線路監(jiān)測 , 4.配電網(wǎng)絡(luò)柱上開關(guān)監(jiān)測體系 DTU在電力長途抄表中運用拓撲圖: 二. 水利職業(yè): 1.水質(zhì)監(jiān)測, 2.水庫閘門長途操控體系計劃, 3.水利GPRS調(diào)度體系運用計劃 4.水管網(wǎng)監(jiān) 測體系, 5.水庫主動監(jiān)測體系三. 石油職業(yè): 1油氣井的長途監(jiān)控, 2.GPRS長途油田主動化監(jiān)測監(jiān)控體系, 3.燃氣管網(wǎng)監(jiān)控體系計劃四. 市政職業(yè) : 1.路燈長途監(jiān)控辦理 2.管網(wǎng)長途監(jiān)測 3.城市能耗監(jiān)測五. 環(huán)保職業(yè) : 1.污染源監(jiān)測 2.大氣環(huán)境監(jiān)測 3.噪音監(jiān)測 4.粉塵監(jiān)測六. 農(nóng)業(yè)運用: 1.大棚長途監(jiān)測辦理 2.水產(chǎn)養(yǎng)殖監(jiān)測辦理農(nóng) 3.業(yè)水泵監(jiān)測辦理七. 其它職業(yè): 1.倉庫監(jiān)控辦理. 2.電梯長途監(jiān)控 3.長途起重機辦理體系 4.工業(yè)能耗監(jiān)測方面的運用 5.加油站GPRS數(shù)據(jù)收集體系 6.GPRS氣候信息收集體系甘肅4G-DTU外殼廠家電話</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="甘肅4G-DTU外殼價格,4G-DTU外殼" src="http://tyunfile.71360.com/UpLoadFile/2019/8/20/11/637018974442602299_nhsdo_9836411.jpg"></div><p style="text-indent:25px">因而只有DTU是不能完結(jié)數(shù)據(jù)的無線傳輸?shù)?，還需求有后臺軟件的配合一起運用。在樹立銜接后，前端的設(shè)備和后臺的中心就能夠經(jīng)過DTU進行無線數(shù)據(jù)傳輸了，并且是雙向的傳輸。 DTU現(xiàn)已廣（guang）泛運用于電力、環(huán)保、LED信息發(fā)布、物流、水文、氣候等職業(yè)領(lǐng)域。如上圖所示，雖然運用的職業(yè)不同，但運用的原理是相同的。大都是DTU和職業(yè)設(shè)備相連，比方PLC，單片機等主動化產(chǎn)品的銜接，然后和后臺樹立無線的通訊銜接。在互聯(lián)網(wǎng)日益發(fā)展的今（jin）天，DTU的運用也越來越廣（guang）泛。它為各職業(yè)以及各職業(yè)之間的信息、工業(yè)融合供給了協(xié)助。 </p><p style="text-indent:25px">1支撐短消息備份及警告 2 多重軟硬件看門狗 3數(shù)據(jù)包傳輸狀況陳述 4 規(guī)范的AT指令界面 5能夠用做普通撥號MODEM 6支撐telnet功用 7支撐長途裝備，長途操控 8經(jīng)過串口軟件晉級 9一起支撐LINUX、UNIX和WINDOWS操作體系中心功用 1)內(nèi)部集成TCP/IP協(xié)議棧 GPRS DTU內(nèi)部封裝了PPP撥號協(xié)議以及TCP/IP協(xié)議棧并且具有嵌入式操作體系，從硬件上，它可看作是嵌入式PC與無線GPRS MODEM的結(jié)合;它具有GPRS撥號上網(wǎng)以及TCP/IP數(shù)據(jù)通訊的功用。供給串口數(shù)據(jù)雙向轉(zhuǎn)化功用 GPRS DTU供給了串行通訊接口，包含RS232,RS485,RS422等都屬于常用的串行通訊辦法，并且GPRS DTU在規(guī)劃上大都將串口數(shù)據(jù)規(guī)劃成"透明轉(zhuǎn)化"的辦法，也就是說GPRS DTU能夠?qū)⒋谏系脑紨?shù)據(jù)轉(zhuǎn)化成TCP/IP數(shù)據(jù)包進行傳送，而不需求改動原有的數(shù)據(jù)通訊內(nèi)容。因而，GPRS DTU能夠和各種運用串口通訊的用戶設(shè)備進行聯(lián)接，并且不需求對用戶設(shè)備作改動。 </p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="甘肅4G-DTU外殼價格,4G-DTU外殼" src="http://tyunfile.71360.com/UpLoadFile/2019/8/20/11/637018974438852467_nhsdo_9907535.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、通訊及在線指示燈天線接口:規(guī)范SMA陰頭天線接口，特性阻抗50歐 UIM卡接口:3V/1.8V規(guī)范的推桿式用戶卡接口電源接口:規(guī)范的3芯火車頭電源插座語音接口:規(guī)范的耳機麥克風(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 待機電流:35mA 3.6 規(guī)范: 產(chǎn)品外形規(guī)范:92x62x22 mm(不包含天線及固定件) 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 儲存溫度: -40~+85oC 相對濕度: 95%(無凝結(jié)) 甘肅4G-DTU外殼廠家電話</p><p style="text-indent:25px">甘肅4G-DTU外殼價格</p><p style="text-indent:25px">我國工業(yè)通過供給側(cè)**逐步完成了產(chǎn)能去化，機械及行業(yè)設(shè)備業(yè)粗放式投資的時代已經(jīng)過去，傳統(tǒng)制造業(yè)升級趨勢明顯。設(shè)備行業(yè)與下游制造業(yè)投資需求緊密相關(guān)，具有較強的周期屬性，機械及行業(yè)設(shè)備公司往往被貼上周期股的標簽。重大技術(shù)裝備是關(guān)系**和國民經(jīng)濟命脈的基礎(chǔ)性、戰(zhàn)略性產(chǎn)品，是有限責(zé)任公司企業(yè)綜合實力和核心競爭力的重要標志。近年來，機械工業(yè)在重大技術(shù)裝備的自主研發(fā)中不斷取得突破，創(chuàng)新成果正逐步投入使用。[ "鈑金設(shè)備外殼加工", "機箱機柜加工定做", "儀器儀表外殼", "配電箱加工" ]產(chǎn)業(yè)的再制造已經(jīng)成為其產(chǎn)業(yè)鏈中的重要一環(huán)。它不僅為客戶提供降低產(chǎn)品全生命周期成本的比較好方式，也有效支持了國家提倡的發(fā)展綠色循環(huán)經(jīng)濟的號召，成為工程機械行業(yè)未來發(fā)展的重要方向。生產(chǎn)型企業(yè)圍繞生產(chǎn)源頭、制造過程和產(chǎn)品性能三個方面加強科技研發(fā)，應(yīng)用先進制造工藝，實現(xiàn)綠色制造。推廣節(jié)能低碳技術(shù)，采用先進制造工藝，發(fā)展循環(huán)經(jīng)濟，形成低投入、低消耗、低排放的業(yè)態(tài)模式，實現(xiàn)低碳制造。甘肅4G-DTU外殼價格</p><p style="text-indent:25px">滄州萬瑞電子機箱有限公司創(chuàng)辦于2016-01-27，是一家生產(chǎn)型的公司。經(jīng)過多年不斷的歷練探索和創(chuàng)新發(fā)展，公司是一家有限責(zé)任公司企業(yè)，以誠信務(wù)實的創(chuàng)業(yè)精神、質(zhì)量高效的管理團隊、精悍的職工隊伍，努力為廣大用戶提供***的產(chǎn)品。以滿足顧客要求為己任；以顧客永遠滿意為標準；以保持行業(yè)**為目標，提供***的[ "鈑金設(shè)備外殼加工", "機箱機柜加工定做", "儀器儀表外殼", "配電箱加工" ]。萬瑞電子機箱供應(yīng)順應(yīng)時代發(fā)展和市場需求，通過**技術(shù)，力圖保證高規(guī)格高質(zhì)量的[ "鈑金設(shè)備外殼加工", "機箱機柜加工定做", "儀器儀表外殼", "配電箱加工" ]。</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/642793.html</p></div></div></div></div></div><div id="qol88ls" class="page-right twoColRt"><div id="aph2dkb" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="kzw4cj8" 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配件哪家強信息推薦自業(yè)物資供應(yīng)" class="vcenter" 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