陜西訂購(gòu)GPRS-dtu外殼誠(chéng)信為本滄州萬(wàn)瑞電子機(jī)箱供應(yīng)-b2b網(wǎng)站_b2b電子商務(wù)平臺(tái)【買產(chǎn)品】-上?？谄蚴称酚邢薰?/title><meta name="description" content="GPRSDTU運(yùn)用場(chǎng)合一般可以從以下幾個(gè)實(shí)際運(yùn)用角度來(lái)講：（1）現(xiàn)場(chǎng)只能運(yùn)用無(wú)線通訊環(huán)境當(dāng)數(shù)據(jù)采集現(xiàn)場(chǎng)的設(shè)備需求在移動(dòng)中作業(yè)，或許采集現(xiàn)場(chǎng)處于野外等狀況下，無(wú)法供給有線通訊的環(huán)境。這個(gè)時(shí)分，選用GPRS無(wú)線網(wǎng)絡(luò)就或許是一個(gè)好的挑選，陜西訂購(gòu)"><meta name="keywords" content="陜西訂購(gòu)GPRS-dtu外殼"><link rel="canonical" href="http://www.cdcfah.com/"/><meta name="applicable-device" content="pc"><link rel="shortcut icon" href="/static/new_net_01/images/favicon.ico"><link rel="stylesheet" href="/static/new_net_01/css/slick.css" /><link rel="stylesheet" href="/static/new_net_01/css/addnew.css"><link rel="stylesheet" href="/static/new_net_01/css/sidenav.css"><link rel="stylesheet" href="/static/new_net_01/css/style.css" /><link rel="stylesheet" href="/static/new_net_01/css/tab.css"><link rel="stylesheet" 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id="8u7937v" class="twoCol"><div id="bl9r3eu" 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>?陜西訂購(gòu)GPRS-dtu外殼誠(chéng)信為本滄州萬(wàn)瑞電子機(jī)箱供應(yīng)</p><div id="33rahbx" class="leftbox clearfix"><h1>陜西訂購(gòu)GPRS-dtu外殼誠(chéng)信為本滄州萬(wàn)瑞電子機(jī)箱供應(yīng)</h1><div id="zjoase7" class="proBig"><div id="edc7jit" class="bigimg"><div><p class="pic"><img src="http://tyunfile.71360.com/UpLoadFile/2019/8/20/11/637018981911300941_nhsdo_8365549.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="mw2zv8k" class="smallimg"><div><p class="pic"><img src="http://tyunfile.71360.com/UpLoadFile/2019/8/20/11/637018981911300941_nhsdo_8365549.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="c88jgco" 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>陜西訂購(gòu)GPRS-dtu外殼</p><p><span>***更新：</span>2020-05-24 06:22:13</p><p><span id="click" >瀏覽次數(shù)：7次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="yp4yzqi" 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: </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] <a rel="nofollow"> [加為商友] </a><a rel="nofollow"> [發(fā)送信件] </a></p></div></div><div id="7dhyahj" class="page-proshow02"><p class="title">詳細(xì)說(shuō)明</p><div id="pe9v82w" class="box"><p><p style="text-indent:25px">GPRS DTU運(yùn)用場(chǎng)合一般可以從以下幾個(gè)實(shí)際運(yùn)用角度來(lái)講：（1）現(xiàn)場(chǎng)只能運(yùn)用無(wú)線通訊環(huán)境當(dāng)數(shù)據(jù)采集現(xiàn)場(chǎng)的設(shè)備需求在移動(dòng)中作業(yè)，或許采集現(xiàn)場(chǎng)處于野外等狀況下，無(wú)法供給有線通訊的環(huán)境。這個(gè)時(shí)分，選用GPRS無(wú)線網(wǎng)絡(luò)就或許是一個(gè)好的挑選，陜西訂購(gòu)GPRS-dtu外殼，因?yàn)镚PRS網(wǎng)絡(luò)的掩蓋率在國(guó)內(nèi)現(xiàn)已很高，全國(guó)大部分地區(qū)均有GPRS信號(hào)掩蓋。（2）現(xiàn)場(chǎng)終端的傳輸間隔分散因?yàn)镚PRS網(wǎng)絡(luò)是掩蓋全國(guó)的公共網(wǎng)絡(luò)，因而選用GPRS來(lái)傳輸數(shù)據(jù)的一大優(yōu)勢(shì)便是現(xiàn)場(chǎng)采集點(diǎn)可以分步在全國(guó)規(guī)模，數(shù)據(jù)中心與現(xiàn)場(chǎng)采集點(diǎn)之間的間隔不受約束，陜西訂購(gòu)GPRS-dtu外殼。無(wú)線公網(wǎng)通訊（包含GPRS/CDMA網(wǎng)絡(luò)，陜西訂購(gòu)GPRS-dtu外殼,3G網(wǎng)絡(luò)等）這個(gè)十分明顯的長(zhǎng)處是**無(wú)線通訊網(wǎng)絡(luò)（比方數(shù)傳電臺(tái)，WiMax，WLAN等）無(wú)法到達(dá)的。 </p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="陜西訂購(gòu)GPRS-dtu外殼" src="http://tyunfile.71360.com/UpLoadFile/2019/8/20/11/637018981911300941_nhsdo_8365549.jpg"></div><p style="text-indent:25px">規(guī)格參數(shù) 編輯 ? 通訊接口　　規(guī)范串行通訊接口：可挑選RS232 / TTL電平。出廠預(yù)設(shè)為RS232電平接口。　　數(shù)據(jù)格式：1位起始位，8位數(shù)據(jù)位，1位中止位，無(wú)校驗(yàn)位。　　通訊速率：9600bps 　　功用：設(shè)置作業(yè)參數(shù)、預(yù)設(shè)報(bào)**碼等 ? 開(kāi)關(guān)量輸入　　輸入通道數(shù)：8路。　　輸入電平：TTL電平，內(nèi)部3.3V高電平上拉，可以直接銜接無(wú)源觸點(diǎn)?？梢远ㄖ乒飧糨斎搿?　　報(bào)警設(shè)置：每一路都可以發(fā)送報(bào)警短信，也可以主動(dòng)撥打報(bào)警電話。　　功用：狀況監(jiān)測(cè)，用于火災(zāi)、防盜等報(bào)警，設(shè)備故障上報(bào) 　　B+B、DTP_RB+C、DTP_RC+B、DTP_RC+C、DTP_RD+B、DTP_R適用型號(hào)：DTP_R </p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="陜西訂購(gòu)GPRS-dtu外殼" src="http://tyunfile.71360.com/UpLoadFile/2019/8/20/11/637018976233070085_nhsdo_5181040.jpg"></div><p style="text-indent:25px">在實(shí)質(zhì)上，DTU和數(shù)據(jù)處理中心樹(shù)立的是SOCKET銜接。DTU是SOCKET客戶端，數(shù)據(jù)處理中心是SOCKET的服務(wù)端。SOCKET銜接有TCP協(xié)議和UDP協(xié)議之分，DTU和中心要運(yùn)用相同的協(xié)議，這個(gè)一般都有裝備軟件進(jìn)行裝備。給DTU裝備好中心的IP地址和端口號(hào)后，則把DTU經(jīng)過(guò)串口和用戶的設(shè)備相連。DTU和水文、電力、氣候、環(huán)保等用戶設(shè)備經(jīng)過(guò)串口連起來(lái)放置在現(xiàn)場(chǎng)。 DTU上電后首要注冊(cè)到移動(dòng)的網(wǎng)絡(luò)，然后發(fā)送樹(shù)立SOCKET的懇求包給移動(dòng)，移動(dòng)把這個(gè)懇求發(fā)送到因特網(wǎng)。中心的服務(wù)端軟件接收到懇求后樹(shù)立銜接，并發(fā)送應(yīng)答信息。 </p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="陜西訂購(gòu)GPRS-dtu外殼" src="http://tyunfile.71360.com/UpLoadFile/2019/8/20/11/637018976233383071_nhsdo_2282667.jpg"></div></p><br /><p>文章來(lái)源地址: http://www.cdcfah.com/cp/23566.html</p></div></div></div></div></div><div id="l2s3y3k" class="page-right twoColRt"><div id="88i9ts8" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="j8d9iz8" class="recomPic 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