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

G-RU-0010493.2.gif-high.gif

 

 

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 Administrative or Motion output pins function blocks.

Execute

BOOL

On rising edge, starts the function block execution.

When Execute is true, any motion command will be rejected.

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....100000

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 Administrative and Motion 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.