氨氮在线分析仪(纳氏试剂法)PhotoTek_6000_NH3_N

1、PhotoTek 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/T101-2003 的分析方法先进的双差分光学设计和自适应

2、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、用户可设定维护周期1 个月重现性 5%(低量程 )准确度 5%(低量程

3、 )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、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

4、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 数字量输入及 RS485/232数据接口 , 同时支持 MO

5、DBUS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0.03 mg/L重复性误差3%FS零点漂移5%FS量程漂移5%FS响

6、应时间3min温度补偿精度0.1mg/L 以MTBF720h/ 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 quality such as water, surface water an

7、d 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 automatic and continuous monitoring of ri

8、vers,lakes, reservoirs, water pipe network, municipal sewage andindustrialwastewater (such as: medical institutions,liquor,non-ferrousmetal smelting,non-ferrousmetal mining selection,printingand dyeing,chemical,paper, leather,pharmaceutical,rare earth, sugar, farming).Product featuresThe GB7479-87 a

9、nalysis 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 equipped with high precision, wide measuring range, ap

10、plicable 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 tools, convenient maintenanceThe complete isolatio

11、n 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 and measuring the absorbance at 430 nm, dependi

12、ng 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 100mg/L, 0 800mg/LZero or manual, user can set upMa

13、intenance 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/RS485/4-20MaPower 200WInstallation cabinet / wall60

14、00-NH3-N PhotoTek ammonia nitrogenon-lineanalyzer,long stone (gas sensitive electrode method)-Ammonianitrogenon-line automaticmonitoring ceremonya withthe gas sensing electrode method for monitoring principle canbe online continuous measurement, real-time read, storage and analysis can be widely use

15、d 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 consumption is small, the maintenance is small and so on.Typical applicationAuto

16、matic and continuous monitoring of water quality of widely used in surface water (rivers, lakes and reservoirs), drinking water sources, water pipe network etc., service to the environmental protection departments, water companies, large and medium-sized enterprises.Product featuresThe standard meth

17、od of ammoniagas sensing electrodeis adoptedto facilitate the quality control;With less reagent consumption, low maintenance, low price and maintenance costs;The maintenance of positive liquid path has the function ofautomatic sampling and self cleaning;Selectionof the Chinese interface,the use of s

18、imple,easy tooperate;To set up the verificationvalue of the monitoringparameters,to accurately check every measurement data, to understand the operation of the instrument, and to make a judgment on thevalidity of the test data;Functioncan be extended (inthe instrument toincreasethe pre- processing,e

19、xcludingtheinterferenceofpartsoraccessories reserved for the location), to ensure that theinstrument can be normal and stable operation of the normal;Independent storage, storage data safe and reliable;Reliabledatatransmissionandintegrationof multipletransmission means, with 4-20mA (Quad) analog out

20、put, 8 Didigitalinputand RS485 /232 datainterface,alsosupporttheModbus dataprocessingmethodstoaccessandcontrolthemachine;Wide range ofmeasurement can be automaticallyswitchingrange,widening the scope of the instrument can be used in surface water, drinking water, can also be applied to the pollution sources and other online monitoring; Detection principleAmmonia gas sensing electrode is placed alkaline electrode solution pH electrode, the ammonia molecules in the water byammonia semiperm