CONTROLLED DEVICE, CONTROL DEVICE, DEVICE CONTROL METHOD, AND DEVICE CONTROL SYSTEM

Preferred embodiments include a controlled device 16 that is capable of executing a predetermined operation set in advance and is also capable of executing an instructed operation in accordance with a control instruction transmitted from a control device 12 that performs power control for the consumer's facility, the controlled device including: a communicator 121 configured to acquire a control instruction from the control device 12; and a controller 124 configured to execute, when the control instruction has been acquired, the instructed operation in accordance with the control instruction, and to measure, each time the control instruction has been acquired, an elapsed time period that has passed since acquisition of the control instruction, wherein the controller 124 executes the predetermined operation once the elapsed time period since the previous acquisition of the control instruction has reached a predetermined time period without additional acquisition of the control instruction.