微型比色计

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使用说明书

武汉市沃特环保有限公司

华中科技大学环境科学研究所 监制

目　　录

一.　产品规格·······································································      1

二.　使用说明·······································································      2

1.        仪器简介·····································································   2

2.        仪器的使用·································································      5

3.        测量步骤·····································································      6

三．分析操作方法····················································································    10

1.        氨氮············································································· 10

2.        COD············································································    14

3.        磷酸盐·········································································    18

4.        六价铬·········································································    22

5.        亚硝酸盐（水质分析）·············································    25

6.        亚硝酸盐（食品分析）·············································    28

7.        余氯·············································································    31

8.        色度·············································································    34

三．仪器的维护与故障处理··············································    36

1.        仪器的日常维护·························································    36      

2.        仪器的故障·································································    36

3.        标准件与配件·····························································    38

4.        可订购的产品·····························································    38

5.        保修与维修·································································    39

6.        联络方式·····································································    40

一.　产品规格

波长范围：                   425nm，565nm，600nm，650nm

                                        （根据仪器的型号不同而有所不同）

波长准确度：             ±5nm

波长选择：                  自动

吸光度准确度：           ±0.002A  (以1.0 ABS为标准)

线性系数：                   ≥0.995

准确度(相对误差)：    ≤10%

精密度(RSD)：             ≤5%

光源：                          发光二级管（LED）

检测器：                      硅光电集成电路

读数显示：                  128×64液晶显示屏，中文菜单

读数方式：                  吸光度、浓度直读

电源：                          四节5号碱性电池/电源适配器

仪器尺寸：                  20×11.5×4.5厘米

仪器重量：                  约500克(不含电池)

吸光度范围：             0－2 A

电池寿命：                   约6个月

使用温度：                   0 ~ 40℃

保存温度：                   -20 ~ 50℃

使用湿度：           ＜90%（50℃时）

二.　使用说明

1．仪器简介

WT系列微型比色计（水质分析仪）是以发光二级管作为单色光源，采用微处理器控制的微型光度计，广泛适用于实验室及野外的测量工作。仪器中已经预置了常用的水质分析指标的测量程序。本仪器具有以下特点：

u           直接显示待测物的浓度，同时显示吸光度值。

u           友好的人机界面，汉字菜单能指导用户操作。

u           内建时钟，能够记录测量日期与时间。

u           500组测量数据的*保存与自动刷新

仪器采用四节5号碱性干电池供电。在室内测定时，也可使用外接电源供电。

1.1　仪器的启封

将仪器和配件从货运箱中取出，仔细检查各个部分在运输过程中是否有所损坏，并清点包装单上所列物品是否齐全。若有损坏或缺失，请与产品经销商。

标准件

u       仪器主机(含暗室盖)　                                1个

u       电源适配器　                                             1个

u