To provide an apparatus management device, a terminal unit, a management support device, an apparatus management system, an apparatus management method, a display processing method, an apparatus management program, and a display processing program, capable of automatically avoiding a communication connection of an unexpected combination with a slave unit.SOLUTION: An apparatus management device includes: a communication unit capable of communicating with one or more slave units and receiving, from other device, identification information of a target slave unit that is the one or more slave units, the target slave unit being allowed a communication connection with the apparatus management device itself; and a processing unit selectively allowing a connection request from the target slave unit to perform processing for establishing a communication connection with the target slave unit, on the basis of the identification information received by the communication unit.SELECTED DRAWING: Figure 2
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