The DULCOMETER® Compact measuring and control unit was created and designed for measuring pH/ORP or free chlorine. This dependable contrller is made to measure variable conductive conductivity. In addition, it provides important operations for water treatment applications. The PH and ORP measured variables are applicable in a single controller and can simply be selected. Its function is easy and it's language-independent. These controllers are offered with a permanent configuration depending upon the measured variable selected.