The analysis of essence of condition monitoring of the equipment is presented. The structures of monitoring systems for equipment with various ware rates are considered. The advantages of net structures created on the base of Web-technologies for equipment control optimization within the whole enterprise are shown. The description of complex systems intended for the monitoring of complexes of machine, column-vessel and electromechanical equipment on the base of complex use of non-destructive testing methods are presented. The results of new class automated control systems implementation – safe resource-saving maintenance of equipment in large industrial complexes are given.