Category in Advanced options dialog box

Imperial Units

Defines the measuring accuracy in models in the US environment Imperial role. For example, this accuracy affects the imperial measurements shown with the Measure tool. You can enter any number, but you should use numbers such as 8, 16, 32, 64, 128 and 256. The default value is 16.

This advanced option is role specific. When the type SYSTEM(ROLE) is in use, the default value is used. When the type MODEL(ROLE) or DRAWING(ROLE) is in use, you can change the value, which is then the same for all users in the current model.