1、氨氮在线分析仪纳氏试剂法PhotoTek6000NH3NPhotoTek 6000-NH3-N 氨氮在线分析仪朗石(纳氏试剂法)PhotoTek 6000-NH3-N 是一种微电脑控制的全自动在线分析仪,可适用于多种水质如河水、 地表水和工业废水的检测。 该仪器的检测方法符合国家标准 GB7479-97 水质 - 铵的测定 纳氏试剂比色法,可以长期无人值守运行。典型应用广泛用于河流、 湖泊、水库、自来水管网、市政污水、工业废水(如:医疗机构、白酒、有色金属冶炼、 有色金属采选、 印染、化工、造纸、皮革、制药、稀土、制糖、养殖)自动连续监测。产品特点遵循国标 GB7479-87和行业标准 HJ/
2、T101-2003 的分析方法先进的双差分光学设计和自适应温度算法,测量结果稳定可靠配备高精度自动稀释装置,测量围宽,适用于各类水体每种液体均经过配套的定量泵和取样泵,取样准确,无交叉污染流路系统结构简单,无复杂部件,无需使用专用工具,维护方便电路系统集成设计并且与湿化学组件完全隔离,运行安全、故障率低测试原理游离态的氨或铵离子等形式存在的氨氮与纳氏试剂反应生成黄棕色络合物 , 在 430nm测量其吸光度 A,根据吸已经存储好的标准曲线计算出样品浓度。技术参数测量参数氨氮测量方法纳氏试剂比色法测量围02mg/L,010mg/L;0100mg/L,0800mg/L清洗调零自动或手动、用户可设定维
3、护周期1 个月重现性 5%(低量程 )准确度 5%(低量程 )零点漂移2%F.S分析模块可扩展至 3 通道仪器校准自动、用户可编程通讯接口RS232/RS485/4-20Ma功率200W安装方式机柜 /壁挂PhotoTek 6000-NH3-N 氨氮在线分析仪朗石(气敏电极法)-氨氮在线自动监测仪式一款以气敏电极法为监测原理, 可以在线连续测定、实时读取、存储和分析,可广泛应用于地表水、饮用水或水源地、以及一般工业污水和城镇污水厂的在线监测。 PhotoTek 6500 具有一体化电极;在实际测试中,稳定性好,试剂用量小,维护量小等特点典型应用广泛应用于地表水(河流、湖泊、水库)、饮用水源地、
4、自来水管网等的水质自动连续监测, 服务于环保部门、水务部门、大中型企业等。产品特点采用氨气敏电极标准加入法, 方便质量控制, 即使氨氮含量很低也可实现准确测量;试剂用量少,维护量小,价格和维护费用低;正面液路维护,具有自动采样和自清洗功能;精选中文界面,使用简单,操作方便;对所监测参数设置核查值, 准确核对每一个测量数据, 即时了解仪器运行状况,对检测数据的有效性作出判断;功能可扩展(在仪器增加对进样预处理、 排除干扰的配件或预留配件位置),保证仪器可以长期正常稳定地运行;独立的存储功能,存储数据安全可靠;数据传输可靠,集成多种传输手段,具备 4-20mA(四通道 ) 模拟输出, 8 个 DI
5、 数字量输入及 RS485/232数据接口 , 同时支持 MODBUS数据处理方式访问和控制机器;测量围大,可自动切换量程,拓宽了仪器的适用围,可以用在地表水,饮用水,也可以应用于污染源等在线监测上;检测原理氨气敏电极电极是一个置于碱性电极液中的 pH电极,水中的氨气分子通过氨半渗透膜进入电极,从而改变电极液的 pH值,pH 电极检测其变化,所测得的电动势与水样中氨浓度符合能斯特方程。 由此可测得样品电位值,确定水样中的氨氮含量。技术参数检测原理氨气敏电极标准加入法检测周期10min30min测量围0.0010.0mg/L ,10.0100 mg/L ,1001000mg/L最低检出限 0.0
6、3 mg/L重复性误差 3%FS零点漂移 5%FS量程漂移 5%FS响应时间 3min温度补偿精度 0.1mg/L 以MTBF 720h/ 次实际水样比对 10%测试PhotoTek 6000-NH3-NAmmonia nitrogen on-line analyzer- stone (Nas reagent method)6000-NH3-N PhotoTek is a microcomputer controlled automatic on-line analyzer, which can be applied to the detection of avariety of water
7、quality such as water, surface water and industrial wastewater. The detection method of the instrument conforms to the national standard GB7479-97 water quality - Determination of ammoniumnitrate reagent colorimetric method, can be long-term unattended operation. Typical applicationWidely used in au
8、tomatic and continuous monitoring of rivers,lakes, reservoirs, water pipe network, municipal sewage andindustrial wastewater (such as: medical institutions, liquor,non-ferrous metal smelting, non-ferrous metal mining selection,printing and dyeing, chemical, paper, leather, pharmaceutical,rare earth,
9、 sugar, farming).Product featuresThe GB7479-87 analysis method to follow the national standard and industry standard HJ/T101-2003The double difference of advanced optical design and adaptive algorithm of temperature measurement, the results are stable and reliableThe automatic dilution device equipp
10、ed with high precision, wide measuring range, applicable to all types of water-each liquid through quantitative pump and pump sampling, sampling accurate matching, without cross contamination The flow system has the advantages of simple structure, no complicated parts, without the use of special too
11、ls, convenient maintenanceThe complete isolation circuit system integration design and wet chemical components, safe operation, low failure rate Test principleThe free state of ammonia or ammonium ions exist in the formof ammonia nitrogen and Nesslers reagent reaction generated yellow brown complex
12、and measuring the absorbance at 430 nm, depending on the ceiling has a good storage standard curve to calculate the concentration of the sample. Technical parametersMeasurement parameters of ammonia nitrogen Method of measurement of the colorimetric methodMeasuring range of 0 2mg/L, 0 10mg/L, 0 100m
13、g/L, 0 800mg/LZero or manual, user can set upMaintenance cycle 1 monthsReproducibility is less than 5% (low range)The accuracy of less than 5% (low range)Zero drift 2%F.SAnalysis module can be expanded to 3 channelsAutomatic instrument calibration, user programmableCommunication interface RS232/RS48
14、5/4-20MaPower 200WInstallation cabinet / wall6000-NH3-N PhotoTek ammonia nitrogen on-line analyzer,long stone (gas sensitive electrode method)-Ammonianitrogen on-line automatic monitoring ceremony a withthe gas sensing electrode method for monitoring principle canbe online continuous measurement, real-time read, storage and analysis can be widely used in surface water, drinking wateror water, and general industrial wastewater and urban sewage treatment plant of online monitoring. PhotoTek 6500 has integrated electrode; in practice, the stability is good, thereagent consu
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