A field device management apparatus for acquiring and managing device information about a field device, the apparatus comprising: a communication unit that is connected to the field device through a communication path; a device information description unit having: an activation processing algorithm that activates a device information processing algorithm for acquiring a first device information from the field device; and a description information that describes a second device information; and a device information acquisition control unit; characterized in that the device information acquisition control unit activates the device information processing algorithm using the activation processing algorithm through the device information description unit, and the device information processing algorithm communicates with the field device through the communication unit and the communication path so as to acquire the first device information, and according to a definition described in the description information, the device information acquisition control unit communicates with the field device through the device information description unit, the communication unit and the communication path to acquire the second device information. a communication unit that is connected to the field device through a communication path; a device information description unit having: an activation processing algorithm that activates a device information processing algorithm for acquiring a first device information from the field device; and a description information that describes a second device information; and a device information acquisition control unit; characterized in that the device information acquisition control unit activates the device information processing algorithm using the activation processing algorithm through the device information description unit, and the device information processing algorithm communicates with the field device through the communication unit and the communication path so as to acquire the first device information, and according to a definition described in the description information, the device information acquisition control unit communicates with the field device through the device information description unit, the communication unit and the communication path to acquire the second device information. an activation processing algorithm that activates a device information processing algorithm for acquiring a first device information from the field device; and a description information that describes a second device information; and a device information acquisition control unit; characterized in that the device information acquisition control unit activates the device information processing algorithm using the activation processing algorithm through the device information description unit, and the device information processing algorithm communicates with the field device through the communication unit and the communication path so as to acquire the first device information, and according to a definition described in the description information, the device information acquisition control unit communicates with the field device through the device information description unit, the communication unit and the communication path to acquire the second device information.