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 Untitled

The P-Device (peripheral device) is a field device and the host device for the Drives (closed loop control, converter). The P-Device typically is associated with one or more Controller devices (see [PI 3172 PDP], chapter 6.1.2).

3.3.3 Untitled

The Supervisor typically is an engineering device which manages provisions of configuration data (parameter sets) and collections of diagnosis data from P-Devices and/or Controllers (see [PI 3172 PDP], chapter 6.1.2).

3.3.4 Untitled

A Drive Unit is a part of a P-Device containing one or multiple Drive Objects (see [PI 3172 PDP], chapter 6.1.2).

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

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

3.3.7 Untitled

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).

3.3.8 Untitled

Drive Object type which is typically related to a motor (Drive Axis).

3.3.9 Untitled

A Telegram represents the cyclic data of one PN Submodule. A Telegram consists at least of one Input Telegram or of one Output Telegram or of both (see [OPC 30142 RIO], chapter 3.2.21). The Signals transmitted with one Telegram can be configured as described in [PI 3172 PDP], chapter 6.3.4.4.

3.3.10 Untitled

A Standard Telegram consists of Standard Signals supported by an Axis/DO which is specified in [PI 3172 PDP] and which can be configured to be included in the DO IO Data as described in [PI 3172 PDP], chapter 6.3.4.3.

3.3.11 Untitled

Signals are components of a Telegram.

3.3.12 Untitled

Standard Signals are defined as Signals which are part of a Standard Telegram. The Signals supported by a Axis/DO are defined in [PI 3172 PDP], chapter 6.3.4.2.

3.3.13 Untitled

A PN Submodule is the consumer or the provider of one Telegram and the addressable endpoint for PROFINET access (see [OPC 30142 RIO], chapter 3.2.25).