PCEC01 Conductivity/Resistivity (EC/TDS) Controllerisone of the intellegent on-line chemical analyzer whichusesmulti- functional integration technology. It is widelyappliedin continuous monitoring and measurement of ECvalueorTDS value in the industry of thermal power, chemicalengineering and fertilizer, metallurgy, environmentprotection, pharmacy, biochemistry, food andtapwateraswell as other solution.