DISPLAY SYSTEM, DISPLAY METHOD, AND DISPLAY PROGRAM

A display system according to the present invention is a display system to be provided in a production facility that produces products and includes, as components, at least one driving means for driving the production facility and at least one monitoring means for monitoring the production, the components having a feature value that is controllable, the display system including: a control unit; a display unit; and a storage unit. The storage unit is configured to store a relationship between two or more components of the plurality of components as a causal relationship model regarding an abnormality that may occur in the production facility, and the control unit is configured to: display, on the display unit, a model diagram that has nodes corresponding to the components and one or more edges connecting the nodes to each other, based on the causal relationship model; and when an abnormality occurs in the production facility, change a display mode of at least either a node corresponding to the component related to the abnormality or an edge connected to the node.