应用行业：
DR1900便携式分光光度仪可用于市政污水 自来水、饮用水 锅炉水、冷却水、 水处理、 环境监测、 工业过程监测、教育、农业等领域。
仪器特点与优势：
● DR1900便携式分光光度仪使用外观人体工程学设计，重量轻，可手持，采用冷光源，节能、使用寿命长。
● DR1900便携式分光光度计预置200多条应用程序，兼容多种尺寸的比色皿，适用于多种测量场合，一机多用，无需重复购买机器。
● DR1900便携式分光光度仪兼容多种尺寸的比色瓶，无需繁琐的配置试剂，效率高、安全性好。
● 采用IP67防护等级，适用于较恶劣的环境，现场，户外均可使用，维修率低。
● DR1900便携式分光光度仪中文菜单显示屏采用背光设计，便于用户在较暗处和阳光直射下操作
● DR1900便携式分光光度计可选配使用交流电源或5号电池为电源，USB输出模块，使用更加灵活方便。
测量模式 浓度，吸光度Abs，透光率%
光源 氙灯
波长范围 340～800nm
波长选择 自动
光谱带宽 5nm
光度计测量范围 0~3.0Abs
吸光度精度 当 0.0 至 0.5 Abs时，为 ±0.003 Abs ; 当0.5 至 2.0 Abs时，为1%
吸光度线性 <0.5%（0.0-2>2 Abs，在546 nm中性玻璃）
波长准确性 ±2nm
波长重复性 ±0.1nm
杂散光 ＜0.5% T @340nm, NaNO2
预置程序 > 220多条
用户自建程序 50条
数据储存量 500条，符合GLP
显示 LCD，带背光
比色瓶尺寸 方形-10x10mm,1英寸；圆形-13mm/16mm/1英寸
主机尺寸 宽178x长267x高98mm
主机重量 1.5kg
操作温度 10~40℃，最大湿度80%无冷凝
储存温度 -30~60℃，最大湿度80%无冷凝
电源 标配-AA电池，4节选配-外置电源110–240VAC,50/60Hz
数据线接 选配-miniUSB
防护等级 IP67
操作语言 多国语言，含中文
配件信息
订货号 产品描述
LZV804 电源模块
LZV813 USB+电源模块
2763900 DR/验证用吸光度标准（1套4个）
LZV537 滤光片套件
2990700 含箱子的小尺寸背包
2990800 含箱子的大尺寸背包
2984900 尼龙背包，小
2985000 尼龙背包，大
订购指南
货号 描述
DR1900-05C "含DR 1900主机，A、B、C、D型比色瓶适配器各一个，AA电池x4，遮光罩，防尘罩，1英寸比色瓶（10mL）x2，基础用户手册，证书等"
DR1900-05K DR1900套装，含主机，充电和USB模块
来源:哈希水质网站公开信息
Case Studies
Municipal Wastewater Treatment — Wastewater Treatment Plant · Hach-Lab Application Case
Project Background
Municipal Wastewater Treatment customers at the Wastewater Treatment Plant stage have long faced the challenge of insufficient accuracy in effluent quality monitoring and instruments prone to contamination causing data drift, affecting compliance discharge, placing higher demands on the stability and measurement accuracy of Hach-Lab.
Solution
Based on the on-site conditions, the Ainstru technical team selected suitable Hach-Lab for the customer and delivered one-stop service covering selection, installation, commissioning and tuning.
Results
- Measurement accuracy and response speed significantly improved, with stable and reliable data;
- Instruments adapt to complex Municipal Wastewater Treatment conditions, greatly reducing maintenance;
- Helping customers achieve continuous online monitoring and cost reduction, highly recognized by customers.
Food & Beverage — Food Production Line · Hach-Lab Application Case
Project Background
Food & Beverage customers at the Food Production Line stage have long faced the challenge of high hygienic measurement requirements, with inline instruments needing to withstand CIP/SIP cleaning while maintaining stable accuracy, placing higher demands on the stability and measurement accuracy of Hach-Lab.
Solution
Based on the on-site conditions, the Ainstru technical team selected suitable Hach-Lab for the customer and delivered one-stop service covering selection, installation, commissioning and tuning.
Results
- Measurement accuracy and response speed significantly improved, with stable and reliable data;
- Instruments adapt to complex Food & Beverage conditions, greatly reducing maintenance;
- Helping customers achieve continuous online monitoring and cost reduction, highly recognized by customers.
Chemical & Pharmaceutical — Reactors and Storage Tanks · Hach-Lab Application Case
Project Background
Chemical & Pharmaceutical customers at the Reactors and Storage Tanks stage have long faced the challenge of highly corrosive media and complex conditions, requiring corrosion-resistant and explosion-proof instruments, placing higher demands on the stability and measurement accuracy of Hach-Lab.
Solution
Based on the on-site conditions, the Ainstru technical team selected suitable Hach-Lab for the customer and delivered one-stop service covering selection, installation, commissioning and tuning.
Results
- Measurement accuracy and response speed significantly improved, with stable and reliable data;
- Instruments adapt to complex Chemical & Pharmaceutical conditions, greatly reducing maintenance;
- Helping customers achieve continuous online monitoring and cost reduction, highly recognized by customers.
Power & Energy — Power Plant Boiler and Turbine · Hach-Lab Application Case
Project Background
Power & Energy customers at the Power Plant Boiler and Turbine stage have long faced the challenge of unstable measurement under high temperature and pressure, with high maintenance and downtime costs, placing higher demands on the stability and measurement accuracy of Hach-Lab.
Solution
Based on the on-site conditions, the Ainstru technical team selected suitable Hach-Lab for the customer and delivered one-stop service covering selection, installation, commissioning and tuning.
Results
- Measurement accuracy and response speed significantly improved, with stable and reliable data;
- Instruments adapt to complex Power & Energy conditions, greatly reducing maintenance;
- Helping customers achieve continuous online monitoring and cost reduction, highly recognized by customers.
