PWS102A微量水分測定儀
PWS102A微量水分測定儀由單片機(jī)自動控制，系統(tǒng)故障自診斷，彩色液晶觸摸屏，全中文菜單，更友好的人機(jī)界面；自動扣除空白電流，測試結(jié)果精確度高，大電流本底補(bǔ)償功能，待機(jī)時(shí)間大大縮短，的試劑失效檢測功能，自動提醒用戶及時(shí)更換失效的試劑，使試劑的利用率大大提高。內(nèi)置多種含水量運(yùn)算公式方便不同用戶的需求；配備高效微型打印機(jī)，內(nèi)置大容量存儲器，可以以存儲500條試驗(yàn)記錄，方便的檢索方式，用戶可以方便的查閱和打印測試報(bào)告。
技術(shù)參數(shù)：
1. 顯 示：大屏幕液晶顯示 觸摸屏
2. 測定原理：卡爾費(fèi)休庫侖法，又稱電量法
3. 測量電壓：雙鉑金電極，恒流極化檢測
4. 電解電流：自動脈沖電流400mA
5. 空白電流：實(shí)時(shí)檢測試劑吸潮情況并直觀顯示，自動扣除空白電流
6. 攪拌速度：無級調(diào)速
7. 測定范圍：1μg-200mg 1ppm-99%
8. 靈 敏 度：0.1μg
9. 準(zhǔn) 確 度：2μg-500μg ± 1 μg
500μg以上為0.1%（不含進(jìn)樣誤差）
10. 自動打印：內(nèi)置行式熱敏打印機(jī)
11.含量計(jì)算：多種計(jì)算公式選擇，自動顯示含水百分比
12.儀器自檢：儀器故障自診斷，直觀提醒用戶
13.試劑壽命：試劑消耗自動跟蹤，失效后自動提醒
14.系統(tǒng)校準(zhǔn)：內(nèi)置校準(zhǔn)程序，可用標(biāo)樣校準(zhǔn)，亦可軟件微調(diào)系統(tǒng)增益系數(shù)，修正測試結(jié)果
15.分析速度：用戶可根據(jù)分析要求，對電解速度自由設(shè)置
16.歷史記錄：可存儲帶樣品編號及時(shí)間標(biāo)記的記錄500條，可供用戶查詢、打印
17.電源電壓：AC 220V±10% 50HZ±5%
適用標(biāo)準(zhǔn)：
GB/T7600-1987《運(yùn)行中變壓器油水分含量測定法(庫侖法)》
GB6283-1982《化工產(chǎn)品中水分含量的測定卡爾費(fèi)休法（通用方法）》
SH/T0246《輕質(zhì)石油產(chǎn)品中水含量測定法（電量法）》
GB/T11133-1989《液體石油產(chǎn)品中水含量測定方法（卡爾費(fèi)休法）》
GB/T7380-1995《表面活性劑含水量的測定（卡爾費(fèi)休法）》
GB10670-1989《工業(yè)用氟代甲烷類中微量水分的測定卡爾費(fèi)休法》
GB10670-1989《工業(yè)用氟代甲烷類中微量水分的測定》
GB/T606-2003《化學(xué)試劑水分測定通用方法卡爾費(fèi)休法》
GB/T8350-2001《變性燃料乙醇》
GB/T3776.1-1983《農(nóng)藥乳化劑水分測定法》
GB/T6023-1999《工業(yè)用丁二烯中微量水分的測定卡爾費(fèi)休庫侖法》
PWS102A trace moisture analyzer
By the single-chip microcomputer automatic control system fault self-diagnosis, 5.7 inch 320 * 240 large-screen LCD, full Chinese menu, friendly man-machine interface; built-in a variety of water content convenient computing formula needs of different users; equipped with long life miniature printer, can automatically and accurately charge the blanking current generated in the test process, accurate test results, particularly the determination of low levels of high sensitivity. Large current background compensation function, standby time is greatly shortened, the unique reagent failure detection function automatically alert the user to the timely replacement of failed reagents, reagent utilization is increased. Built-in high-capacity memory, you can store up to 500test records to facilitate retrieval methods, users can easily access and print a test report. Perfect after sales service, so that users can buy the rest assured that with the peace of mind.
Technical parameters:
Titration Method: Karl Fischer coulometric titration (coulometric titration)
The electrolytic current: pulse current of 400mA
Display: 5.7-inch 320 x 240 LCD screen
Measuring range: 0.1μg-100mg 1ppm-99%
Sensitivity: 0.1μg
Accuracy: 3μg ~ 1000μg ± 2μg 1000μg more than 0.2%
Print: efficient low noise line micro thermal printer
Calculation: content calculated statistical calculations, a variety of formulas select
Self-test: instrument fault self-diagnosis automatically remind the user to replace the lapsed reagents
Maximum storage: 500records (including test date, sample number, selection formulas, hydrous percent amount of sample density, sample volume, the total weight of the sample, sample tare information) to facilitate the retrieval way for users to access at any time, print .
Power supply: AC220V ± 15%
Frequency: 50Hz ± 5%
Detection range: 1ppm ---- 99%
Dimensions: 260mm * 250mm * 280mm
Weight: 4kg
Applicable standards:
1, GB/T7600-1987 "in transformer oils Determination of water content (coulometry)
GB6283-1982 "Chemical products Determination of moisture content - Karl Fischer method (general method)
3, SH/T0246 "Determination of the water content of light petroleum products (power law)
4, GB/T11133-1989 "liquid petroleum products - Determination of water content (Karl Fischer method)
5, GB/T7380-1995 "surface active agents - Determination of water content (Karl Fischer method)
6, GB10670-1989 "Determination of trace water industry fluoromethanes class Karl Fischer method
7, GB10670-1989 "Industrial Determination of trace water fluoromethanes class"
8, GB/T606-2003 "General method for the determination of chemical reagents moisture Karl Fischer method
9, GB/T8350-2001 "denatured fuel ethanol
10, GB/T3776.1-1983 "pesticide emulsifier Water Determination Act
11, GB/T6023-1999 "industrial butadiene in the determination of trace moisture Karl Fischer coulometry
Can detect the type of material comprising:
1. Gasoline, hydraulic oil, insulating oil, transformer oil, turbine oil, anti-fuel.
2. Pentane, hexane, dimethyl butane, octane, dodecane, eicosenoic alkoxy, octacosanoic, cyclododecane, decyl cyclohexane, dimethyl butadiene, benzene, toluene, xylene, ethyl toluene, dimethyl styrene, tetradecene, petroleum ether, cyclohexylamine, methylcyclohexylamine, cycloheptane, ethylene cyclohexylamine, dicyclopentadiene, dimethylnaphthalene, trimethyl styrene, biphenyl, acenaphthene, fluorene, methylenedioxy-phenanthrene, isobutyl methyl cumene like.
3. Phenols, phenol, cresol, fluorophenol, chlorophenol, dichlorophenol, nitro phenol, etc.
4. Ethers such as diethyl ether, diethylene glycol monomethyl ether, diethylene glycol dimethyl ether, polyethylene ether, anisole, fluoroanisole, iodo anisole, didecyl ether, di-heptyl ether 5, all the alcohols All halogenated hydrocarbons, lipids
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