CORRECTION OF PRINTING OUTPUT INFORMATION

PURPOSE:To enable a printing information manager of a diary to easily define printing data, by preliminarily correlating the absolute position of printing output data on the plane of printing paper and the explanation data of said data with the signal taken-in from a plant. CONSTITUTION:A plant input signal S1 is converted to a digital signal S2 by a plant input apparatus 16 to be sent to an input processing part 17 and said digital signal is converted to factory unit value data and, after input processing such as alarm limit check, said data is stored in a plant data base part 19 as plant data S3. In the definition and correction of printing information, the operator request processing part 22 started by the start order S10 from an operator request accepting apparatus 40 receives a diary number S11 from the operator request accepting apparatus 40 to start a printing information editing part 23 through the operator request processing part 22. By this constitution, even a printing information manager of a diary can easily define or correct printing information.