PURPOSE: To control and operate flexibly a system by providing a portable individual number setting capable of loading and unloading, and the central controller connected to each of controlling objects through a signal line to a plurality of controlling objects.

CONSTITUTION: A portable individual number setting 2 capable of loading and unloading and the central controller 1 connected to each of controlling objects 31-3k through a signal line 5 are provided to a plurality of controlling objects 31-3k opened and shutted with a motor. Discrimination data provided in advance is transmitted to the controlling objects 31-3k from the central controller 1 and the individual number setting 2 to make drive control. Discrimination date of the controlling objects 31-3k can be set and changed with either the central controller 1 or the individual number setting 2.