Patent ID: 8285422

Claim:
A power supply controlling apparatus comprising: a plurality of control portions, each control portion measuring a consumption current value of a current supplied to a corresponding controlled device and controlling on/off of the current supplied to the corresponding controlled device; a plurality of connection portions to which the plurality of controlled devices are connected; a storage portion that stores a plurality of pieces of identification information, including a setting number, associated with the connection portions, and a plurality of pieces of condition data providing conditions which decide on/off of the current supply by the control portions, and are associated with the connection portions; a communication portion that transmits a ping command to each controlled device, and is configured to receive a response to the ping command; and a monitor portion that monitors a state of each of the controlled devices based on the consumption current value of the respective controlled device measured by each control portion and a response or no response state of the respective controlled device by the ping command, the monitor portion controlling the control portions so as to turn on or off the currents supplied to the controlled devices based on the plurality of pieces of condition data, wherein when the controlled devices are interchanged and connected to the connection portions, the monitor portion interchanges plural sets of the setting number and the condition data stored into the storage portion depending on the interchange of the controlled devices.