8000系列工业在线臭氧监测仪是带微处理器的水质在线监测控制仪。该仪表广泛用于饮用水处理厂、饮用水分布网、游泳池、水质处理工程、污水处理、水质**(臭氧发生器配套)等各个行业过程，对水溶液中的臭氧值进行连续监测和控制。
The 8000 Series Industrial Online Ozone Monitor is a water quality online monitoring controller with a microprocessor. The instrument is widely used in drinking water treatment plants, drinking water distribution networks, swimming pools, water treatment projects, sewage treatment, water disinfection (oxygen generator matching) and other industrial processes, continuous monitoring and control of ozone values in aqueous solutions.
仪表特点
● LCD大屏液晶显示
● 中/英文智能菜单操作
● 数据记录/上传功能
● 多种自动标定功能
● 三组继电器控制开关
● 高限、低限、迟滞量控制
● 4-20mA/RS485多种连接方式
● 同界面显示臭氧值和状态等
● 可设密码保护防止非工作人员误操作
Instrument Features
● LCD large screen LCD display
● Chinese/English smart menu operation
● Data recording / upload function
● Multiple automatic calibration functions
● Three sets of relay control switches
● High limit, low limit, hysteresis control
● 4-20mA/RS485 multiple connection methods
● The same interface displays ozone value and status, etc.
● Password protection can be set to prevent non-workers from mishandling
技术参数：
Technical Parameters:
型 号 Model Number
DDG8303
测量范围 Measurement range
0～18.25 MΩ/cm
测量原理 Measure principle
2电极式 Two polar
温度范围 Temperature
0～150.0℃
分 辨 率 Accuracy
0.01KΩ/cm；0.01MΩ/cm
基本误差 Precision
±0.5%F.S；±0.3℃
温度补偿 Temp compensation
自动或手动 auto or manual
稳 定 性 Stability
±0.2%F.S/24h
电流输出 Isolated current
2路4-20mA
Two output 4-20mA
通讯输出 Communication
RS485 MODBUS RTU
其它功能 Other Function
数据记录/曲线显示/数据上传
Data record/graphic display/data upload
继 电 器 Alarm relay
三组3A 240VAC/3A 28VDC或120VAC
Three 3A 240VAC/3A 28VDC or 120VAC
供电电源 Power supply
85～265VAC或9～36VDC，功率 power：≤3W
外形尺寸 Dimensions
144*144*118mm
安装方式 Panel cut-out
盘装，开孔138*138mm/墙挂式
Dimension of the recess:138x138mm
or Wall-hung
防护等级 Protection grade
IP65
工作环境 Working conditions
环境温度：-10～60℃；相对湿度：不大于90%；除地球磁场外周围无强磁场干扰。
Ambient temperature:-10~60℃; relative humidity <90%; no strong magnetic field interference except the geomagnetic field.