FB_MovingAverage - Init (Method)

Overview

Type:	Method
Available as of:	V1.0.7.0
Versions:	Current version

Task

Initializing the memory area of FB_MovingAverage

Description

The memory area of FB_MovingAverage is being initialized. After calling up this method the properties of FB_MovingAverage provide the following values:

olrAverage: 0.0

ouiLevel: 0

ouiOrder: Value of i_uiOrder, if valid

This method has to be called up at least once before calling up the Insert method.

Interface

Input	Data type	Description
i_uiOrder	UINT	Number of measured values from which the mean value is supposed to be generated

Output	Data type	Description
q_etDiag	GD.ET_Diag	General library-independent statement on the diagnostic. A value not equal to ET_Diag.Ok corresponds to an diagnostic message.
q_etDiagExt	ET_DiagExt	POU-specific output on the diagnostic. q_etDiag = ET_Diag.Ok -> Status message q_etDiag <> ET_Diag.Ok -> Diagnostic message

Output

Data type

Description

q_etDiag

GD.ET_Diag

General library-independent statement on the diagnostic.

A value not equal to ET_Diag.Ok corresponds to an diagnostic message.

q_etDiagExt

ET_DiagExt

POU-specific output on the diagnostic.

q_etDiag = ET_Diag.Ok -> Status message

q_etDiag <> ET_Diag.Ok -> Diagnostic message

Diagnostic Messages

q_etDiag	q_etDiagExt	Enumeration value	Description
OK	Ok	0	Ok
InputParameterInvalid	OrderRange	261	The order is outside the valid range.

Enumeration name:	Ok
Enumeration value:	0
Description:	Ok

The initialization of FB_MovingAverage was run successfully

OrderRange

Enumeration name:	OrderRange
Enumeration value:	261
Description:	The order is outside the valid range.

Issue	Cause	Solution
-	An invalid value has been transferred to the i_uiOrder input.	A value with the following limits has to be created at the i_uiOrder input: 0 < i_uiOrder <= Gc_uiMovingAverageMaxOrder