In the present era of modernization, the concept of security has changed significantly. Earlier the need of security was not much emphasized. The Key factor responsible for such revolutionary change is the form in which information can be carried. Today a visiting card size CD can contain valuable information & is vulnerable for intelligent theft. An employee who is not authorized to access the server room, may sneak through your eyes and can get hold of important data. It becomes virtually impossible to hold someone responsible for such act unless there is some mechanism to restrict the physical entry and to monitor the time spent within the premises. series ACT500 access controller has been made flexible to control & monitor up to two doors simultaneously, thereby keeping the cost factor low without impairing its utility.