| 摘要 |
PROBLEM TO BE SOLVED: To provide a plant monitoring control device capable of automatically extending a storage period of data collected from plant equipment.SOLUTION: A plant monitoring control device includes: a database 1e storing data collected from plant equipment for a preset storage period; and an extension disk 1f additionally provided for storing data for which the storage period in this database 1e elapses. A data processing unit extends the data storage period before the data stored in the database 1e exceeds a limit of the storage period such that old data stored in the database 1e is moved to the extension disk 1f via a data storage unit. |
