KNF-400 series Tap water quality monitoring system is an online water quality monitoring system developed based on the relevant requirements of Drinking Water Sanitation Standards to provide basis and support for strengthening drinking water safety and safety management. Mainly for the turbidity of water quality, residual chlorine, total chlorine, PH, COD, temperature, conductivity, TDS and other parameters (optional) to implement online and early warning, the product adopts modular design, digital electrode sensor online monitoring without reagents, easy installation and maintenance, late operation supplies are very few, suitable for single point and large area distribution monitoring needs.