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氧氮?dú)浞治鰞x的常見故障及解決方法供電正常,、通訊正常,點(diǎn)擊確認(rèn)鍵后分析儀不工作,。這是沒有水流,,爐子溫度太高或儀器通道電壓不正常。如沒有水流,,爐子溫度太高這些信息會顯示在顯示器畫面上,,但沒有信息顯示說明這兩項(xiàng)正常。接下來檢查儀器通道零位電壓,,如果比±3V高出1V以上,,可能是因?yàn)闅馄靠樟耍蛘呤强諝膺M(jìn)入到分析儀中,。檢查并更換化學(xué)試劑,,如果有空氣進(jìn)入熱導(dǎo)池里,熱導(dǎo)池的電壓就會<-6V,,此時打開右面的門,,堵住爐子氣體進(jìn)口,10s后,熱導(dǎo)池電壓值必然升高,。經(jīng)過逐一排查,,**終確認(rèn)堿石棉有問題,更換后儀器正常,。上海禹重實(shí)業(yè)有限公司為您提供分析儀,,歡迎新老客戶來電!松江分析儀
Procedure-SolidSamplesPreparetheinstrumentasoutlinedintheoperatorsinstructionmanual.Determinetheinstrumentblank.Loginaminimumof3Blankreplicates.PresstheAnalyzebuttonontheinstrumentscreen.Afterashortdelay,theloadingheadslide-blockwillopen.Placea502-344NickelBasketintotheloadinghead.Note:samplesusingautomationshouldbeplacedintheappropriateautoloaderpositionbeforestartingtheanalysissequence.Oncethesequencehasstarted,theautomaticanalysiswillstartandendautomatically.LECO氮分析儀標(biāo)樣上海禹重實(shí)業(yè)有限公司致力于提供分析儀,,期待您的光臨,!
SummaryThedeterminationoftheamountofoxygen,nitrogen,andhydrogeniniron,steel,nickel-,andcobalt-basealloysrepresentssomeofthemostimportantqualitymetricsforthesematerials.Oxygenisusedtocreatesteelfrompigironbyremovingexcesscarbon.Oxygencontentmustbecontrolledtolimittheamountofcarbonmonoxidethatcanbeformedduringsolidificationwhichmaycauseexcessiveporosity.Nitrogenisconsideredbothanimpurityaswellasanimportantalloyingagent.Itcanbepresentasanitrideorinterstitiallyinitsgaseousform.Increasednitrogencontentisknowntoincreaseyieldandtensilestrength,thusdecreasingductilityandformability.Excessivelevelsmayevolveduringsolidificationthusincreasingporosity.Highhydrogencontentistheprimarycauseofembrittlement,blisteringandflakingduetoitshighmobilitythroughthelatticeandprovidesnopotentialalloyingbenefits.TheONH836utilizesahigh-powerelectrodefurnacetoquicklyandefficientlyreleasethetargetgasesfromwithinthesample,whichallowsforaveryrapidsimultaneousdeterminationofoxygen,nitrogen,andhydrogen.
Procedure–Powder/ChipSamplesDeterminetheinstrumentblank.PresstheAnalyzebuttonontheinstrumentscreenagain,theloadingheadslide-blockwillcloseandthelowerelectrodewillopen.Cleantheupperandlowerelectrodeeithermanuallyorremovethecrucibleandpresstheanalyzebuttontocleanwithanautomaticcleanerifapplicable.Addapproximately0.05gof***GraphitePowdertoa782-720GraphiteCrucible.Firmlyplacethecrucibleonthelowerelectrodetiporappropriateautoloaderposition.分析儀,就選上海禹重實(shí)業(yè)有限公司,,用戶的信賴之選,,有想法可以來我司咨詢!
氧氮?dú)浞治鰞x的常見故障及解決方法:氧和氮空白值超過20,。這是由于氣流小,,不能將爐子中的空氣驅(qū)趕出去??烧{(diào)節(jié)氣體流量,,調(diào)節(jié)載氣壓力在0.2~0.4MPa。接通儀器載氣,,放一個石墨坩堝在下電極上,,打開主電源開關(guān),點(diǎn)擊軟件上的關(guān)爐按鈕,,關(guān)閉爐子并等待10s,。調(diào)節(jié)流量調(diào)節(jié)器,直到流量計(jì)a顯示為30L/h,,打開爐子,。調(diào)節(jié)調(diào)節(jié)器直到流量計(jì)b顯示為50L/h,再次關(guān)閉爐子,。如果以上設(shè)置不穩(wěn)定,,則增加流量至100L/h,反復(fù)調(diào)節(jié)直至儀器穩(wěn)定,。分析儀,,就選上海禹重實(shí)業(yè)有限公司,讓您滿意,,歡迎您的來電,!松江分析儀
分析儀,就選上海禹重實(shí)業(yè)有限公司,,讓您滿意,,有想法可以來我司咨詢,!松江分析儀
SamplePreparationSamplingandsamplepreparationofrefractorymetalssuchastitaniumandzirconiumissomewhatdifferentfromthatofsteel.Unlikesteelsamples,hydrogenisnotasmobileinthisgroupofmaterials;therefore,storageinliquidnitrogenordryiceisnotrequired.However,itisimportanttokeepthesamplecoolwhencuttingorsectioning.Samplepreparationforoxygenandnitrogendeterminationhasbeendifferentfromthatofhydrogendetermination.松江分析儀
上海禹重實(shí)業(yè)有限公司是我國光譜儀,色譜儀,,質(zhì)譜儀,,樣品前處理專業(yè)化較早的有限責(zé)任公司(自然)之一,公司位于上海市閔行區(qū)春申路2525號3幢339室,,成立于2013-10-22,,迄今已經(jīng)成長為儀器儀表行業(yè)內(nèi)同類型企業(yè)的佼佼者。公司承擔(dān)并建設(shè)完成儀器儀表多項(xiàng)重點(diǎn)項(xiàng)目,,取得了明顯的社會和經(jīng)濟(jì)效益,。產(chǎn)品已銷往多個國家和地區(qū),被國內(nèi)外眾多企業(yè)和客戶所認(rèn)可,。