Operator/plant interface functionsThese are functions interacting directly with the operator who shall operate through the operator's console or the local monitor.The main functions of this type are:� Operative automatic functions for the management of the plant� Operative functions under request by the operator for the management of the plant� Service functions for updating the configuration of the points in the Data BaseTheir characteristics are described here below:a) Operative automatic function for the management of the plant� Updating of the video pages� Updating of points on the synoptic� Visual display of the elements/equipment states� Visual display and print of events� Visual display and print of alarms� Generation of printouts