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ID : 7807

MC_WriteSoftwareLimits

To set the software limit value.

Graphic expression FB category
Ver.5.5 Ver.5.35
Motion

Input and Output Variable

Variable name Data type Valid range Default Omission (*)
AxesGroup eRC_AxesGroup No
Robot Group
Specify a robot variable (structured type data : eRC_AxesGroup) of user-defined type.

Input Variable

Variable name Data type Valid range Default Omission (*)
Execute Boolean
  • TRUE : Start
  • FALSE : -
 FALSE No
Execution start
When the variable is changed from FALSE to TRUE, this FB is executed.
SoftLimit eRC_SWLimits No
Software Motion Limit
Specify the limit values on both the positive and negative directions of each axis.

(*) : For some Variable, entries can be omitted.

  • Yes : Entry can be omitted.
  • No : Entry required always.

Output Variable

Variable name Data type / Description
Done Boolean
Execution completion confirmation
TRUE : This FB execution is completed.
FALSE : This FB execution is not completed.
Busy Boolean
Processing status of this FB
TRUE : Being executed.
FALSE : Not being executed.
Error Boolean
Error presence
TRUE : This FB ended abnormally.
FALSE : This FB ended successfully.
ErrorID Word
Error location
2800 (hexadecimal) : The error occurred in the PLC program.
2801 (hexadecimal) : The error occurred in the robot controller.
ErrorIDEx DWord
Error Code
This is a number to identify the error description.
For details, refer to "Error code list".

Function Description

About Software Motion Limit
To avoid damages that could be caused by collision or contact with mechanical stoppers, configure the motion space by setting the software motion limits on individual axes.
By default, the software motion limits are configured slightly inside the mechanical ends.

Attention

To execute this FB, FB with the FB category "Motion" needs to be made executable.
To make FB with the FB category "Motion" executable, use the FB "MC_Power".

ID : 7807

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