MC_ReadActualPosition

Functional Description

This function block returns the position in user-defined units.

For a simulated drive, the output ET_Result is set to NoActualValuesWithSimulatedDrive.

Input	Data type	Description
Axis	Axis_Ref	Reference to the axis for which the function block is to be executed.
Enable	BOOL	Value range: FALSE, TRUE. Default value: FALSE. The input Enable starts or terminates execution of a function block. FALSE: Execution of the function block is terminated. The outputs Valid, Busy, and Error are set to FALSE. TRUE: The function block is being executed. The function block continues executing as long as the input Enable is set to TRUE.

Input

Data type

Description

Axis

Axis_Ref

Reference to the axis for which the function block is to be executed.

Enable

BOOL

Value range: FALSE, TRUE.

Default value: FALSE.

The input Enable starts or terminates execution of a function block.

FALSE: Execution of the function block is terminated. The outputs Valid, Busy, and Error are set to FALSE.
TRUE: The function block is being executed. The function block continues executing as long as the input Enable is set to TRUE.

Output	Data type	Description
Valid	BOOL	Value range: FALSE, TRUE. Default value: FALSE. TRUE: The value at the output Position is valid. FALSE: The value at the output Position is invalid.
Error	BOOL	Value range: FALSE, TRUE. Default value: FALSE. FALSE: Function block is being executed, no error has been detected during execution. TRUE: An error has been detected in the execution of the function block.
ErrorID	ET_Result	This enumeration provides diagnostics information.
Position	LREAL	Position in user-defined units.