3.3 Term defined for this document

3.3.1 Untitled

The Controller is a controlling device which is associated with one or more drives (axis). Related to the automation system, the Controller is the host for the overall automation (see [PI 3172 PDP], chapter 6.1.2).

3.3.2 A Drive is understood in this specification as Device equipped with one or more motors controlled by the application which has control priority.

3.3.3 A PROFINET Drive is a Drive which is controlled over a PROFINET interface in normal operation.

3.3.4 Drive Object

A Drive Object is a part of a Drive Unit and contains the Process Control Task. The Drive Object shall have Parameters as a minimum functionality (see [PI 3172 PDP], chapter 6.1.3.4).