| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To realize a plant control system with a user interface to restore changed work project data to a state before the change safely and easily. <P>SOLUTION: The plant control system not only stores the work project data generated by engineering in a work project database and downloads the content of the work project database to a controller, but also copies the content thereof into a master project database. The plant control system is provided with a restore means for overwriting the content of the master project database onto the work project database. <P>COPYRIGHT: (C)2006,JPO&NCIPI</p> |
