毫米波雷達(dá)是專門針對(duì)水位測(cè)距設(shè)計(jì)的，該模塊采用 FMCW 模式，非接觸式安裝設(shè)計(jì)， 體積小巧， 結(jié)構(gòu)緊湊。精度高， 功耗低， 抗干擾能力強(qiáng)， 適用于湖泊河流、山洪預(yù)警、蓄水池、污水管網(wǎng)等水位監(jiān)測(cè)。
一、產(chǎn)品概述
LD1毫米波雷達(dá)是專門針對(duì)水位測(cè)距設(shè)計(jì)的，該模塊采用 FMCW 模式，非接觸式安裝設(shè)計(jì)， 體積小巧， 結(jié)構(gòu)緊湊。精度高， 功耗低， 抗干擾能力強(qiáng)， 適用于湖泊河流、山洪預(yù)警、蓄水池、污水管網(wǎng)等水位監(jiān)測(cè)。
二、產(chǎn)品主要參數(shù)指標(biāo)
| 參數(shù) | 符號(hào) | 最小值 | 典型值 | 最大值 | 單位 | 說(shuō)明 |
| 發(fā)射機(jī) |
| 發(fā)射頻率 | ? | 77 |
| 81 | GHz | 帶寬 4G |
| 輸出功率（EIRP） | Pout |
| 13 | 20 | dBm |
|
| 天線角度（參考圖 4） |
| 波束寬度 | （-3dB） | 水平方向 |
| 14 |
| ° |
|
| 垂直方向 |
| 10 |
| ° |
|
| 電源 |
| 工作電壓 | VCC | 9 | 12 | 24 | V |
|
| 工作電流 | ICC |
| 20 |
| mA | 典型值 |
| 環(huán)境 |
| 工作溫度 | TOP | ﹣45 |
| + 85 | ℃ |
|
| 尺寸（長(zhǎng) x 寬 x 高） | Φ74 x 29.7（帶外殼） ，60 x 38 x 1.2（模塊） | mm |
|
| 重量 | 100 | g |
|
| 測(cè)量指標(biāo)： |
| 測(cè)距范圍 | 0.1~40m |
| 測(cè)量精度 | ±5mm |
| 分辨率 | 1mm |
| 數(shù)據(jù)刷新 | 40ms 最快 |
說(shuō)明： 雷達(dá)工作頻段為 80GHz，測(cè)距的范圍 40 米為最大測(cè)量范圍， 根據(jù)物體
RCS 的大小， 探測(cè)距離的最大值會(huì) 有偏差。
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雷達(dá)水位計(jì)以高頻電磁波為探測(cè)媒介，通過(guò)非接觸式測(cè)量實(shí)現(xiàn)水位精準(zhǔn)感知。設(shè)備發(fā)射的電磁波遇水面反射后被接收，經(jīng)智能算法處理排除波浪、雜物等干擾，輸出穩(wěn)定數(shù)據(jù)。其采用一體化設(shè)計(jì)，具備高防護(hù)等級(jí)，可適應(yīng)高溫、潮濕、腐蝕等惡劣環(huán)境，支持多種安裝方式。廣泛應(yīng)用于水庫(kù)、河道、城市管網(wǎng)及工業(yè)儲(chǔ)罐等領(lǐng)域，助力實(shí)現(xiàn)水位動(dòng)態(tài)監(jiān)測(cè)與自動(dòng)化管理，提升防汛預(yù)警及資源調(diào)度效率。
平板雷達(dá)水位計(jì)運(yùn)用高頻微波脈沖探測(cè)技術(shù)，通過(guò)發(fā)射與接收反射信號(hào)精準(zhǔn)計(jì)算水面距離，實(shí)現(xiàn)非接觸式水位測(cè)量。其獨(dú)特的平板天線設(shè)計(jì)，大幅降低環(huán)境干擾，即便在雨雪、霧氣或水面波動(dòng)時(shí)仍能穩(wěn)定工作。設(shè)備支持多種輸出接口，可無(wú)縫對(duì)接監(jiān)控平臺(tái)，實(shí)現(xiàn)遠(yuǎn)程實(shí)時(shí)數(shù)據(jù)傳輸與異常預(yù)警。憑借高可靠性、低維護(hù)需求及適應(yīng)復(fù)雜工況的能力，成為水利、環(huán)保、城市防洪等領(lǐng)域水位監(jiān)測(cè)的理想選擇。
