仪表特点：
● 清洗维护简便；三个月校正一次
● 重复性好，不受样品流速和压力的影响
● 多点校正法，保证测量精度
● 中/英文智能菜单操作
● 数据记录/曲线显示/上传功能
● 4-20mA/RS485多种连接方式
● 可设密码保护防止非工作人员误操作
Instrument Features:
● Easy to clean and maintain; correct once every three months
● Good repeatability, independent of sample flow rate and pressure
● Multi-point calibration method to ensure measurement accuracy
● Chinese/English smart menu operation
● Data record / curve display / upload function
● 4-20mA/RS485 multiple connection methods
● Password protection can be set to prevent non-workers from mishandling
技术参数：
Technical Parameters:
(1)测量范围Measurement range:0.001-20.00-200.0NTU;0-50.0°C;
(2)分辨率 Accuracy:0.001NTU;0.1°C;
(3)基本误差 Precision:±1%F.S;±0.3°C;
(4)信号输出 Signal output:0/4-20mA(负载电阻<1.5KΩ);RS485 MODBUS RTU;
(5)继电器 Alarm relay:3A 240VAC，3A 28VDC或120VAC;
(6)供电电源 Power supply:85-265VAC±10%,50±1Hz or 9-36VDC;功率 power:≤3W;
(7) 仪表尺寸 Instrument size:144*144*118mm;
仪表安装方式Instrument installation method:盘装或墙挂式 Disc or wall hanger;
(8)测量箱尺寸 Measurement box size:400*300*170mm;
测量箱安装方式Installation method of measuring box:墙挂式 Wall hanging;
(9)消泡池尺寸 Defoaming groove size:220*150*80mm;
安装方式 Installation method of defoaming tank:墙挂式 Wall hanging;
(10)仪表工作环境:
(11)环境温度 ambient temperature:-10-60°C;
(12)相对湿度 relative humidity:≤90%;
(13)除地球磁场外周围无强磁场干扰
There is no strong magnetic interference except the magnetic field interference.