It is a specialized meter used for measuring the source water and factory water output of municipal water supply industry water plants. This product strictly follows the production standard JB/T 9248-2015 "Electromagnetic Flow Meter". It has the characteristics of easy installation, low cost, and can be installed in various harsh environments such as underground wells. This product can be used for monitoring large pipe diameter water flow and has the characteristic of continuous flow installation, saving the installation and construction costs of water plants. The strong steady flow algorithm can be used in situations with significant traffic fluctuations.