CHEMTROL PC4000 PC3000 Programmable Controller Ethcom is a fully programmable controller that offers automatic control of water chemistry, pH and ORP (Optional: Free Chlorine sensor with direct reading in PPM or mg/l) plus control of conductivity or TDS, water balance, water saturation and heater control. The user-friendly Main Screen display enables the operator to supervise all the process functions at a glance and to quickly respond to any changing condition.

The CHEMTROL® PC3000 controller operates like a computer with full-screen displays and direct access to all menus and submenus. The front panel keypad is used to move up and down each menu and enter or exit the submenus. All operating functions can be easily modified from the keypad, including sensor calibration, control set-points, alarm levels and the programs for super-chlorination, sequential backwashing, chemical saving and energy saving.