SENSOR FOR OXIDATION-REDUCTION ELECTRIC CURRENT MEASURING INSTRUMENT, OXIDATION-REDUCTION ELECTRIC CURRENT MEASURING INSTRUMENT, AND METHOD AND SYSTEM USING THE INSTRUMENT FOR CONTROLLING WATER QUALITY

摘要

PROBLEM TO BE SOLVED: To provide an oxidation-reduction electric current measuring instrument and a sensor for it capable of separately measuring different constituents, free residual chlorine, bonding residual chlorine, and dichloroamine especially, in a shot time, allowing easy measurement, and minimizing the installation space, installation cost and the like.;SOLUTION: Using the sensor having a plurality of detection electrodes 18 arranged in a single detection electrode supporting body 16 and a common counter electrode 5 for these detection electrodes, an oxidation-reduction electric current is measured.;COPYRIGHT: (C)2002,JPO