MC_ClearFaults

Description

 Function A function calculates a result according to the current value of its inputs. A function has no internal data and is not linked to declared instances. - sends a request to the drive to clear any drive faults that exists.

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• The condition causing the drive fault has to be corrected before calling this function.
  If the fault condition still exists when this function is called, this function sends a request to the drive but the drive faults remain.

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• This function does not reset axis errors.
  MC_ResetError is required to reset axis errors and possibly to re-enable or turn power on to the servo axis after the fault condition is cleared.

Figure 7-119: MC_ClearFaults

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• This function or function block returns cached data.
  See Programming a Dual Core Controller for more information.

Arguments

See Function Blocks - General Rules for more information about how inputs and outputs work.

Input

En	Description	Function enable – execute function. This Input must be on shot.
	Data type	BOOL
	Range	0, 1
	Unit	N/A
	Default	—
Axis	Description	AXIS_REF.AXIS_NUM is the master axis number. See Axis Name and Number for more information.
	Data type	AXIS_REF
	Range	[1,256]
	Unit	N/A
	Default	—

Output

OK	Description	Boolean output to indicate successful request. This output does not indicate that the fault are cleared, but simply indicates the request was made. See Function - General Rules for more information.
	Data type	BOOL

Usage

Upon the positive transition of the EN input, this function requests a Fault Reset of the Drive for the Axis defined in the axis input of this function.

Related Functions

MC_ResetError

Example

Structured Text

(* MC_ClearFaults ST example *) MC_ClearFaults( Axis1); //clear drive faults for Axis 1

Function Block Diagram

Ladder Diagram