The automatic control system of acid-base controlled by PH controller provides the best automatic control scheme for acid and alkali.

The PH automatic regulating and adding system is an automatic detection of the PH value of the measured liquid through the PH online controller, and output to the automatic dosing metering pump by setting the control range into an electric current signal. The automatic dosing metering pump automatically adjusts the dosing of the metering pump to control the amount.