DDG-2090 Industrial Online Water Wewage Conductivity Meter with 4-20mA and RS485 modbus RTU DDG-2090 Industrial online Conductivity Meter is developed on the basis of guaranteeing the performance and the functions. The clear display, simple operation and high measuring performance provide it with high cost performance. It can be widely used for continuous monitoring of conductivity of water and solution in thermal power plants, chemical fertilizer, metallurgy, environmental protection, pharmacy, biochemical engineering, foodstuff, running water and many other industries. Features DDG-2090 series of microcomput er-based industrial control instruments are precision meters for measurement of conductivity or resistivity of solution. With complete functions, stable performance, simple operation and other advantages, they are optimal instrum ents for industrial measurement and control. The advantages of this instrument include: LCD display with back light and...