Patent ID: 7831320
Filing Date: 2010-11-09
Classification: G06F

Abstract:
1. A parameter setting device having a plurality of machine type definition file that defines a parameter for setting each of units constituting a programmable controller and being designed to set up a parameter for a unit having upper compatible in version based on the machine type definition file, comprising: a means for displaying a parameter setting screen based on the machine type definition file corresponding to a unit for inputting a parameter for the unit; a downloading means that executes a downloading of the parameter set with the parameter setting screen to the programmable controller including the unit; a means for comparing a version of the machine type definition file with a version of the unit; a means for displaying an error message when the downloading is prohibited; wherein the means for downloading executes the downloading when the version of the machine type definition file with a version of the unit are same or the version of the unit is newer, while prohibiting the downloading when the version of the unit is older; and a means for acquiring a parameter set in the unit constituting the programmable controller by connecting to the programmable controller online, wherein the means for displaying the parameter setting screen checks the type and the version in the acquired parameter, displays an inquiry screen inquiring whether or not to adapt the version in the machine type definition file to the version in the acquired parameter when the type in the acquired parameter is same to the type in the machine type definition file and the version in the acquired parameter is older, and displays the parameter setting screen based on the machine type definition file which version corresponds to the version of the unit under a condition of a user approval for the inquiry.