PWS102A微量水分测定仪 PWS102A微量水分测定仪由单片机自动控制，系统故障自诊断，彩色液晶触摸屏，全中文菜单，更友好的人机界面；自动扣除空白电流，测试结果精确度高，大电流本底补偿功能，待机时间大大缩短，*的试剂失效检测功能，自动提醒用户及时更换失效的试剂，使试剂的利用率大大提高。内置多种含水量运算公式方便不同用户的需求；配备高效微型打印机，内置大容量存储器，可以以存储500条试验记录，方便的检索方式，用户可以方便的查阅和打印测试报告。
技术参数：
1. 显 示：大屏幕液晶显示 触摸屏
2. 测定原理：卡尔费休库仑法，又称电量法
3. 测量电压：双铂金电极，恒流极化检测
4. 电解电流：自动脉冲电流400mA
5. 空白电流：实时检测试剂吸潮情况并直观显示，自动扣除空白电流
6. 搅拌速度：无级调速
7. 测定范围：1μg-200mg 1ppm-*
8. 灵 敏 度：0.1μg
9. 准 确 度：2μg-500μg ± 1 μg
500μg以上为0.1%（不含进样误差）
10. 自动打印：内置行式热敏打印机
11.含量计算：多种计算公式选择，自动显示含水百分比
12.仪器自检：仪器故障自诊断，直观提醒用户
13.试剂寿命：试剂消耗自动跟踪，失效后自动提醒
14.系统校准：内置校准程序，可用标样校准，亦可软件微调系统增益系数，修正测试结果
15.分析速度：用户可根据分析要求，对电解速度自由设置
16.历史记录：可存储带样品编号及时间标记的记录500条，可供用户查询、打印
17.电源电压：AC 220V±10% 50HZ±5%
适用标准：
GB/T7600-1987《运行中变压器油水分含量测定法(库仑法)》
GB6283-1982《化工产品中水分含量的测定卡尔费休法（通用方法）》
SH/T0246《轻质石油产品中水含量测定法（电量法）》
GB/T11133-1989《液体石油产品中水含量测定方法（卡尔费休法）》
GB/T7380-1995《表面活性剂含水量的测定（卡尔费休法）》
GB10670-1989《工业用氟代甲烷类中微量水分的测定卡尔费休法》
GB10670-1989《工业用氟代甲烷类中微量水分的测定》
GB/T606-2003《化学试剂水分测定通用方法卡尔费休法》
GB/T8350-2001《变性燃料乙醇》
GB/T3776.1-1983《农药乳化剂水分测定法》
GB/T6023-1999《工业用丁二烯中微量水分的测定卡尔费休库仑法》
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-*
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 ---- *
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
