UM-2技術數據<\/span><\/span><\/strong> <\/strong> 工作原理 <\/strong>脈沖~回波方式 測量范圍 <\/strong>0.8~<\/span>300mm<\/span>(標準模式)<\/span>取決于所用探頭、所測材料、表面狀況 單位和顯示分辨率 <\/strong>毫米-0.01<\/span>,<\/span>0.1 <\/span>英寸-0.001<\/span>,<\/span>0.01 <\/span>探頭零點校準 <\/strong>一點校準(用于常規(guī)的厚度測量) 兩點校準(測量曲面壁厚或特殊應用時,可顯著提高測量精度) V路徑修正 <\/span><\/strong>自動V<\/span>聲程修正,補償雙晶探頭的非線性度 <\/span>示值誤差 <\/strong>±0.05mm (25mm<\/span>以下<\/span>) <\/span>±0.5% H+0.01 (25mm<\/span>以上<\/span>) <\/span>注:H<\/span>為被測物厚度 <\/span>重復性 <\/strong>±0.05mm <\/span>顯示屏 <\/strong>128×<\/span>64<\/span>點陣液晶屏(<\/span>42<\/span>×<\/span>57<\/span>毫米) <\/span>具有EL<\/span>背光,可調節(jié)對比度 <\/span>厚度值數字高度可達13.75<\/span>毫米 <\/span>測量刷新頻率 <\/strong>常規(guī)測量時4Hz<\/span>,最小值掃查時<\/span>25Hz <\/span>材料聲速范圍 <\/strong>1000~<\/span>9999m/s<\/span>,<\/span>0.0394<\/span>~<\/span>0.3937in/us <\/span>數據存儲 <\/strong>劃分5<\/span>個數組,可存儲<\/span>500<\/span>個厚度值 <\/span>工作語言 <\/strong>中文、英文 電源 <\/strong>兩節(jié)1.5V AA<\/span>電池 <\/span>當電池電量不足時,有低電壓提示 操作時間 <\/strong>兩節(jié)5<\/span>號電池,使用時間可達<\/span>200<\/span>小時 <\/span> <\/p><\/div><\/td> 自動關機 <\/strong>5分鐘無操作后自動關機 <\/span>工作溫度 <\/strong>-10℃~<\/span>+50<\/span>℃,有特殊要求可達<\/span>-20<\/span>℃ <\/span>尺寸 <\/strong>149mm×<\/span>73mm<\/span>×<\/span>32mm (H<\/span>×<\/span>W<\/span>×<\/span>D) <\/span>重量 <\/strong>含電池200g <\/span>標準配置 <\/strong>UM-2測厚儀 <\/span>標配探頭 儀器箱 兩節(jié)堿性電池 耦合劑 操作手冊 合格證 裝箱單 選配件<\/strong> 橡膠外套;眾多可供選擇的探頭; 校準用階梯試塊;耦合劑及高溫耦合劑<\/td><\/tr><\/tbody><\/table><\/div><\/div><\/div> <\/div>
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