| 摘要 |
<p>PURPOSE:To easily perform the analysis of a plant state hereafter, by storing a recording necessity/unnecessity command requested in advance to a display controller, and controlling whether picture information requested to display should be recorded or not based on the command. CONSTITUTION:A process signal 2 from a plant 1 is inputted to an input processor 3, and is made into a process quantity, and is stored in a process quantity storage device 4 as a plant data base. A plant state detecting device 8 monitors the process quantity of the process quantity storage device 4, and when it is detected that the plant state goes to a state designated in advance, the display request information of said picture is outputted on the display controller 5 with the recording necessity/unnecessity command. The recording necessity/ unnecessity command is indicated by an operator in advance with a picture operating instrument 7.</p> |
