超聲波測(cè)距儀AR821深圳市九九儀器儀表有限公司地址：深圳市寶安民治人民路銀泉花園8棟9樓聯(lián)系人：王小姐 Tel;0755-36608260 13322995520 Q Q:1990168721型號(hào)：AR821生產(chǎn)廠家：香港?，擜R821產(chǎn)品介紹：參數(shù)、特點(diǎn)、說(shuō)明超聲波測(cè)距儀AR821 GENERAL FEATURES SPECIFICATIONS 一般功能和規(guī)格 AR-811 AR-821 AR-831 Measuring Range 0.30～15m 0.30～15m 0.30～15m 測(cè)量范圍 10inch～50foot 10inch～50foot 10inch～50foot Accuracy ±1% ±1% ±1% 測(cè)量精確度 Measure In Imperial/Metric √ √ √ 公英制轉(zhuǎn)換 Dynamic Display √ √ √ 動(dòng)態(tài)讀數(shù)顯示 Laser Pointer Aiming √ √ √ 激光定位 Data Store /Recall √ ____ ______ 存儲(chǔ)/調(diào)出數(shù)據(jù) Computer Area And Volume √ √ √ 計(jì)算面積和體積 Sum Of Length √ √ √ 計(jì)算長(zhǎng)度累加 Auto/Manual Shut-off √ √ √ 自動(dòng)/手動(dòng)關(guān)機(jī) LCD Backlight √ √ √ LCD 背光顯示 response Time 2s 2s 2s 響應(yīng)時(shí)間 Measureing Benchmark Setup √ √ √ 測(cè)量基準(zhǔn)設(shè)置 KeySound,Beeps For WrongReadingAnd Reading Confirmation √ √ √ 按鍵聲提示,出錯(cuò)聲音提示 √ √ √ 以及確認(rèn)聲音提示 GENERAL CHARACTERISTICS 一般特征 Power 9VBattery(6F22) 9V Battery(6F22) 4*1.5VAAABattery供電 9v(6F22) 9v(6F22) 4節(jié)1.5V AAA電池 LCD size 35*23.5mm 35*23.5mm 35*23.5mm