| 摘要 |
PURPOSE:To obtain a system which can confirm easily abnormality without being influenced by the bug of the monitoring system of a network. CONSTITUTION:This system is constituted so that a central plant data recording/ monitoring processor 1 and plural data processors 2-4 for processing the data of a plant are connected through the network and a plant data communication system containing a MODEM, and the data processors 2-4 are provided with a plant know-ledge base storage device for detecting a plant data transmission state, a processing state of the data and a state of the MODEM outputted from the plant data communication system, and deciding whether they are normal or abnormal, a display device for displaying visibly a result of this plant knowledge base storage device, and an alarm output device. |
