PROBLEM TO BE SOLVED: To provide an equipment device capable of effectively maintaining cleanliness of a seal water part.SOLUTION: An equipment device 1 includes a seal water part 12 in which water can be stored, and a concentration sensor 14 for measuring a concentration of a bactericidal component in seal water stored in the seal water part.SELECTED DRAWING: Figure 1COPYRIGHT: (C)2016,JPO&INPIT【課題】封水部の清浄性を効果的に維持し得る設備装置を提供する。【解決手段】設備装置1は、水が溜められる封水部12と、該封水部に溜められた封水中の殺菌成分の濃度を測定する濃度センサー14と、を備えている。【選択図】図1