| 摘要 |
PROBLEM TO BE SOLVED: To provide a technique which allows a user to easily know the state of a controller at the occurrence of a factor of an event at the occurrence of the event in a control system having the controller and an information processor.SOLUTION: A controller stores link information in which a predetermined event is associated with a variable relevant to the event, stores in a memory, in response to the occurrence of the predetermined event, information on the occurred event and a current place of a prescribed variable relevant to the event indicated in the link information in association with time information as first log information, and stores in the memory, in accordance with a predetermined cycle, information including a value of the prescribed variable associated with the time information as second log information. The information processor acquires the link information from the controller, and displays information indicating the variable associated with information on the event indicated in the first log information on a monitor 314 on the basis of the link information and the second log information. |
