| Theory of Operation
The PHX module is designed for use as a continuous flow pH adjustment system or can be used as a batch treatment system when run manually. In the continuous flow mode, the influent is directed through baffles to prevent short circuiting and thus achieving adequate retention time for equalization reaction. The tank volume is sized for proper retention time based on flow rate and change in pH. A pH probe and controller provides a proportional signal to the metering pumps to dispense the correct amount of reagent chemicals. An agitator provides the required amount of pumping action for ample tank turnover to provide complete blending. The injection points, baffles and agitator are strategically located for reliable, accurate performance. Effluent monitoring is available as an option and includes a pH probe in the discharge baffle with a digital pH controller and 31 - day strip chart recorder. |
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