| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a plant monitoring device capable of grasping the history information of each device unit of a monitored object plant. SOLUTION: This device is provided with a data collecting part 6 which collects various data from a controller 1 collecting data of a plant, a history data managing part 7 which arranges and stores events generated in a monitored object plant in the order of time series based on the data collected by part 6, a history list image displaying part 9 which shows history data stored by the history data managing part on the screen and a plant monitoring image displaying part 8 which shows he configuration and state of the plant by using symbols based on the data collected by the part 6 and switches the display where the history information of a specified device is narrowed down on a history list image.</p> |
