FREE CHLORINE DENSITY MEASURING SYSTEM, FREE CHLORINE DENSITY MEASURING PROGRAM AND FREE CHLORINE DENSITY MEASURING METHOD

To provide a free chlorine density measuring system for measuring correctly, free chlorine density without adjusting or identifying a pH thereof in advance, and a free chlorine density measuring program and a free chlorine density measuring method.SOLUTION: There is provided a free chlorine density measuring system in which free chlorine density of a measurement target is measured on the basis of a change of a current value being obtained by, applying a voltage to an electrode part, the free chlorine density measuring system comprises: a measuring part for measuring a change of a current value of the measurement target obtained by applying the voltage to the electrode part; an estimation part for using a plurality of current values which is measured by the measuring part, and a learned model obtained by learning a relationship among a change of the current value, free chlorine density and a pH of the free chlorine estimating at least the free chlorine density of the measurement target; and a display part for displaying information related to the free chlorine density estimated by the estimation part.SELECTED DRAWING: Figure 1 【課題】事前にｐＨを調整又は特定することなく正確に遊離塩素濃度を測定することが可能な遊離塩素濃度測定システム、遊離塩素濃度測定プログラム及び遊離塩素濃度測定方法を提供する。【解決手段】電極部に電圧が印加されて得られる電流値の変化に基づいて測定対象の遊離塩素濃度を測定する遊離塩素濃度測定システムであって、電極部に電圧が印加されて得られる測定対象の電流値の変化を測定する測定部と、測定部により測定された複数の電流値と、電流値の変化、遊離塩素濃度及びｐＨの関係を学習した学習済みモデルとを用いて、測定対象の少なくとも遊離塩素濃度を推定する推定部と、推定部により推定された遊離塩素濃度に関する情報を表示する表示部とを備える。【選択図】図１