In this paper, the application of PLC in chemical dosing control system of water supply plant was presented in brief.
简要介绍了PL C在自来水厂加药自动控制系统中的应用。
2
The main connections between the plant and the rest of the site (i. e. feedstock, product, and utilities) require reinstatement as do the boiler feed water and cooling water chemical dosing systems.