工业在线酸碱盐浓度计 Industrial Online Acid-base salt Concen

8000系列工业在线酸/碱/盐浓度在线监测控制仪是带微处理器的水质在线监测控制仪。该仪表广泛用于火电、化工、钢铁酸洗等行业，如电厂对离子交换树脂的再生，化工化学工业过程等，对水溶液中的化学酸或碱浓度进行连续检测和控制。

The 8000 series industrial online acid/alkali/salt concentration online monitoring controller is a water quality online monitoring controller with microprocessor. The instrument is widely used in thermal power, chemical, steel pickling and other industries, such as the regeneration of ion exchange resins in power plants, chemical chemical industry processes, etc., continuous detection and control of chemical acid or alkali concentration in aqueous solution.

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

● 手动或自动温度补偿

● 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

● 同界面显示浓度、温度、电流等

● 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

● Manual or automatic temperature compensation

● Three sets of relay control switches

● High limit, low limit, hysteresis control

● 4-20mA/RS485 multiple connection methods

● Same interface to display concentration, temperature, current, etc.

● Password protection can be set to prevent non-workers from mishandling

技术参数：

Technical Parameters:

型号 Model Number	SJG8312
测量范围 Measurement range	NAOH：0～16%；CaCL2：0～22%；NACL：0～10%； HNO3：0～10%；HCL：0～10%；H2SO4：0～10%；
测量原理 Measuring method	2电极式 Two polar
温度范围 Temperature range	0～80.0℃
分辨率 Accuracy	0.01%；0.1℃
基本误差 Precision	±0.25%F.S；±0.3℃
温度补偿 Temp compensation	自动或手动 auto or manual
稳定性 Stability	±0.25%/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	144144118mm
安装方式 Panel cut-out	盘装，开孔138*138mm或墙挂式 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.