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電子密度天平的使用方法
2014-03-16

操作使用1、測(ce)量模式選擇:按(an)住“單(dan)位轉換”鍵不放(fang),天平依次(ci)循環顯示(shi)(shi)-UNT-cs:表示(shi)(shi)液體密(mi)度(du)測(ce)量模式;同時,會在(zai)上(shang)方顯示(shi)(shi)“L”。-UNT-os:表示(shi)(shi)固體密(mi)度(du)測(ce)量模式;同時,會在(zai)上(shang)方顯示(shi)(shi)“S”。-UNT-g、-UNT-ct、-UNT-oz、...

  • 2013-09-27

    旋(xuan)(xuan)轉粘(zhan)度(du)(du)(du)計會(hui)遇到(dao)的(de)(de)問題旋(xuan)(xuan)轉粘(zhan)度(du)(du)(du)計采用先(xian)進的(de)(de)機械設(she)(she)計技術、制造(zao)工藝和微電腦控(kong)制技術,數(shu)據采集準確(que);顯示(shi)器選用白背光、高亮度(du)(du)(du)的(de)(de)LCD顯示(shi)屏,數(shu)據顯示(shi)清晰。廣泛應(ying)用于(yu)測(ce)定油脂、油漆、涂料、塑料、食(shi)品、藥(yao)物、膠粘(zhan)劑(ji)等各種流(liu)體(ti)的(de)(de)動力粘(zhan)度(du)(du)(du)。該(gai)儀(yi)器結構簡單、價格便(bian)宜、方便(bian)實用,因而廣受歡迎(ying)。旋(xuan)(xuan)轉粘(zhan)度(du)(du)(du)計特點:1、連(lian)續感應(ying)和顯示(shi)數(shu)據結果2、54檔轉速(su),可選轉速(su)能(neng)夠(gou)滿(man)足不同的(de)(de)測(ce)量范圍3、可選購RTD溫度(du)(du)(du)探頭實時(shi)(shi)(shi)監(jian)控(kong)樣品溫度(du)(du)(du)4、內建自(zi)動測(ce)時(shi)(shi)(shi)功能(neng)(設(she)(she)定達到(dao)扭矩的(de)(de)時(shi)(shi)(shi)間(jian)、停(ting)止(zhi)測(ce)量的(de)(de)時(shi)(shi)(shi)間(jian))5、當低于(yu)或超出...

  • 2013-09-16

    培(pei)(pei)養(yang)(yang)箱(xiang)的(de)(de)四大特點(dian)(dian)你(ni)了解的(de)(de)多少培(pei)(pei)養(yang)(yang)箱(xiang),具有制冷(leng)和加(jia)熱雙向調(diao)溫系統,溫度可控(kong)的(de)(de)功(gong)能,是植物、生(sheng)物、微生(sheng)物、遺傳、病(bing)毒(du)、醫(yi)學、環(huan)保等科(ke)研,教研`教育部門(men)(men)*的(de)(de)實(shi)驗(yan)室設備,廣泛應用(yong)于低溫恒(heng)溫試驗(yan)、培(pei)(pei)養(yang)(yang)試驗(yan)、環(huan)境(jing)試驗(yan)等等。適用(yong)于環(huan)境(jing)保護、衛生(sheng)防疫(yi)、藥檢、農畜、水產等研究、院校、生(sheng)產部門(men)(men)、是水體分析和800測定,細菌(jun)、霉菌(jun)、微生(sheng)物的(de)(de)培(pei)(pei)養(yang)(yang)、保存、植物栽培(pei)(pei)、育種實(shi)驗(yan)的(de)(de)恒(heng)溫設備。特點(dian)(dian):1采用(yong)鏡面不(bu)銹鋼(gang)內膽,箱(xiang)體采用(yong)鋼(gang)板噴塑,四角半圓弧,易(yi)清潔,箱(xiang)內隔板間距(ju)可調(diao)。2屏幕液晶(jing)顯示,多組數據一屏顯示,...

  • 2013-09-06

    恒(heng)(heng)(heng)(heng)溫(wen)(wen)(wen)(wen)(wen)槽(cao)(cao)(cao)(cao)的(de)(de)(de)特點及安全措(cuo)施的(de)(de)(de)了解(jie)恒(heng)(heng)(heng)(heng)溫(wen)(wen)(wen)(wen)(wen)槽(cao)(cao)(cao)(cao)顧名(ming)思義就是(shi)(shi)能(neng)提供恒(heng)(heng)(heng)(heng)定溫(wen)(wen)(wen)(wen)(wen)度的(de)(de)(de)槽(cao)(cao)(cao)(cao)體(ti)。可分(fen)為(wei)恒(heng)(heng)(heng)(heng)溫(wen)(wen)(wen)(wen)(wen)空(kong)氣(通常稱作恒(heng)(heng)(heng)(heng)溫(wen)(wen)(wen)(wen)(wen)箱)、恒(heng)(heng)(heng)(heng)溫(wen)(wen)(wen)(wen)(wen)液(ye)體(ti)(通常稱作恒(heng)(heng)(heng)(heng)溫(wen)(wen)(wen)(wen)(wen)槽(cao)(cao)(cao)(cao))。由于恒(heng)(heng)(heng)(heng)溫(wen)(wen)(wen)(wen)(wen)的(de)(de)(de)液(ye)體(ti)溫(wen)(wen)(wen)(wen)(wen)度范圍不同(tong),又分(fen)為(wei)低溫(wen)(wen)(wen)(wen)(wen)恒(heng)(heng)(heng)(heng)溫(wen)(wen)(wen)(wen)(wen)槽(cao)(cao)(cao)(cao)、超(chao)級(ji)恒(heng)(heng)(heng)(heng)溫(wen)(wen)(wen)(wen)(wen)槽(cao)(cao)(cao)(cao)。恒(heng)(heng)(heng)(heng)溫(wen)(wen)(wen)(wen)(wen)槽(cao)(cao)(cao)(cao)的(de)(de)(de)同(tong)名(ming)也(ye)有(you)很多(duo),比如(ru)恒(heng)(heng)(heng)(heng)溫(wen)(wen)(wen)(wen)(wen)水油槽(cao)(cao)(cao)(cao)、恒(heng)(heng)(heng)(heng)溫(wen)(wen)(wen)(wen)(wen)水浴(yu)鍋、恒(heng)(heng)(heng)(heng)溫(wen)(wen)(wen)(wen)(wen)水箱、恒(heng)(heng)(heng)(heng)溫(wen)(wen)(wen)(wen)(wen)循環器、電(dian)熱(re)恒(heng)(heng)(heng)(heng)溫(wen)(wen)(wen)(wen)(wen)水浴(yu)等等,它們一般(ban)都是(shi)(shi)通過電(dian)阻絲來(lai)加熱(re)、壓(ya)縮機制冷,輔(fu)助配以PID控制器,恒(heng)(heng)(heng)(heng)定一個比較標(biao)準的(de)(de)(de)溫(wen)(wen)(wen)(wen)(wen)度,從而達(da)到(dao)實驗目的(de)(de)(de)。一般(ban)的(de)(de)(de)安全保(bao)護措(cuo)施是(shi)(shi)采取過溫(wen)(wen)(wen)(wen)(wen)過壓(ya)雙重(zhong)保(bao)護功(gong)能(neng)。一但超(chao)過極限溫(wen)(wen)(wen)(wen)(wen)度或是(shi)(shi)電(dian)源(yuan)電(dian)壓(ya),就會啟動(dong)自(zi)動(dong)斷電(dian)保(bao)護...

  • 2013-08-30

    水(shui)(shui)(shui)質(zhi)分(fen)析儀(yi)在(zai)(zai)使用(yong)(yong)過程中要注意(yi)的(de)問題(ti)飲用(yong)(yong)水(shui)(shui)(shui)主要考慮(lv)對人體健康的(de)影響,其(qi)水(shui)(shui)(shui)質(zhi)標(biao)準除有物理指(zhi)標(biao)、化學(xue)指(zhi)標(biao)外,還(huan)有微生(sheng)物指(zhi)標(biao);對工業(ye)用(yong)(yong)水(shui)(shui)(shui)則(ze)考慮(lv)是否(fou)影響產品質(zhi)量(liang)或易于(yu)損害容器及管道(dao)。可以廣泛(fan)應(ying)用(yong)(yong)于(yu)發電廠(chang)、純凈水(shui)(shui)(shui)廠(chang)、自來水(shui)(shui)(shui)廠(chang)、生(sheng)活污水(shui)(shui)(shui)處理廠(chang)、飲料廠(chang)、環(huan)保部(bu)門、工業(ye)用(yong)(yong)水(shui)(shui)(shui)、水(shui)(shui)(shui)產業(ye)、紡織業(ye)、制(zhi)酒行業(ye)及制(zhi)藥行業(ye)、防疫部(bu)門、醫(yi)院等(deng)部(bu)門的(de)各離子參數測定。水(shui)(shui)(shui)質(zhi)分(fen)析儀(yi)在(zai)(zai)使用(yong)(yong)過程中要注意(yi)的(de)問題(ti)1、系統全密閉(bi)問題(ti)。卡爾(er)-費休試(shi)(shi)劑(ji)液路部(bu)分(fen)連接一定要緊固,從試(shi)(shi)劑(ji)瓶到計(ji)量(liang)泵再(zai)到反應(ying)池,否(fou)則(ze)發生(sheng)試(shi)(shi)劑(ji)泄漏將直接影響測...

  • 2013-07-25

    本(ben)粘(zhan)度(du)計廣泛適用于測(ce)定油脂、油漆、塑料、食品(pin)、藥物、膠(jiao)粘(zhan)劑、化妝(zhuang)品(pin)等各種流(liu)體(ti)的(de)粘(zhan)性阻力與液體(ti)的(de)粘(zhan)度(du)。在(zai)使用時必須按照說明(ming)書的(de)要(yao)求進行安(an)裝(zhuang)(zhuang)和測(ce)量(liang)工(gong)作。粘(zhan)度(du)計的(de)主(zhu)要(yao)技術規格:·測(ce)量(liang)范圍:1~1×105mpa.s·轉速(su):6,12,30,60轉/分·測(ce)量(liang)誤差:±5%(牛頓液體(ti))·電源(yuan):220V±10%50Hz粘(zhan)度(du)計的(de)安(an)裝(zhuang)(zhuang):l從包裝(zhuang)(zhuang)箱中取出機(ji)箱底座與支(zhi)柱。2將三只(zhi)水平調整腳旋入(ru)底座螺絲孔(kong)中(圖一(yi))。3主(zhu)機(ji)安(an)裝(zhuang)(zhuang):a旋松機(ji)箱中螺釘取出主(zhu)機(ji)。b旋松手柄固定鈕,將電...

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