PTOStop Function Block

Function Description

This function block commands a controlled stop of the axis (deceleration to stop), and aborts any motion ongoing.

Graphical Representation

IL and ST Representation

To see the general representation in IL or ST language, refer to the chapter Function and Function Block Representation.

I/O Variables Description

This table describes the input variables:

Inputs	Type	Comment
PTO_REF_IN	PTO_REF	Reference to the PTO channel. To be connected to the PTO_REF of the PTOSimple or the PTO_REF_OUT of the PTO function blocks.
Execute	BOOL	On rising edge, starts the function block execution. When FALSE, resets the outputs of the function block when its execution terminates.
Deceleration	DWORD	Deceleration in Hz/ms or in ms (according to configuration). Range for rate (in Hz/ms): 1...Dec. max. Range for time (in ms): Dec. max....49999

Inputs

Type

Comment

PTO_REF_IN

Reference to the PTO channel.

To be connected to the PTO_REF of the PTOSimple or the PTO_REF_OUT of the PTO function blocks.

Execute

BOOL

On rising edge, starts the function block execution.

When FALSE, resets the outputs of the function block when its execution terminates.

Deceleration

DWORD

Deceleration in Hz/ms or in ms (according to configuration).

Range for rate (in Hz/ms): 1...Dec. max.

Range for time (in ms): Dec. max....49999

This table describes the output variables:

Outputs	Type	Comment
PTO_REF_OUT	PTO_REF	Reference to the PTO channel. To be connected with the PTO_REF_IN input pin of the PTO function blocks.
Done	BOOL	TRUE = indicates that the command is finished. Function block execution is finished.
Busy	BOOL	TRUE = indicates that the command is in progress.
Error	BOOL	TRUE = indicates that an error was detected. Function block execution is finished.
ErrID	PTOPWM_ERR_TYPE	When Error is TRUE: type of the detected error.

NOTE: For more information about Done, Busy, CommandAborted and Execution pins, refer to General Information on Function Block Management.