FB_ProductionCounterHmi

FB_ProductionCounterHmi 1:

HMI class parallel to the base class FB_ProductionCounter for production counters.

Syntax:

FUNCTION_BLOCK FB_ProductionCounterHmi EXTENDS FB_BaseMdHmi

FB_ProductionCounterHmi 2: Properties

Name

Type

Access

Initial value

Description

Name

STRING

Get, Set

<SourceName>

Specifies the name of the class instance.

FB_ProductionCounterHmi

ActPartsPerHour

LREAL

Get

0.0

Current rate of parts per hour

ActualOperationTime

LREAL

Get

0.0

Current operating time since production last began.

CycleTime

LREAL

Get

0.0

The length of a process cycle.

TotalOperationTime

LREAL

Get

0.0

Production time since the first startup on the target system.

TotalParts

LREAL

Get

0.0

Parts produced since the first startup on the target system.

PartsPerCycle

UINT

Get, Set

1

Parts produced per production cycle.

FB_Base

BaseState

E_BaseState

Get

eNotHandled

Initialization state of the class instance.

Error

BOOL

Get

FALSE

Class is in an error state.

ResultMessage

I_AppMessage

Get

-

Access to the class-internal EventLogger.

[PROTECTED] _Name

STRING

Get

<SourceName>

.Name without leading 'fb'.

FB_ProductionCounterHmi 3: Methods

Name

Description

Reset()

Resets the error state of the class.

FB_BaseHmi

Init(ipBase)

Default initialization method to pass the base class.

FB_Base

GetHMI()

Returns the assigned HMI object.

The method is not implemented in the FB_Base class. If the method is not overwritten by inheritance, a pseudo variable is always returned.

SetHMI(ipBase)

General assignment method for an FB_BaseHmi extending class as a local HMI.

The method is not implemented in the FB_Base class. If the method is not overridden by inheritance, it always fails.

[PROTECTED] _IsMyself(iCmp)

Identifies whether the transferred object corresponds to its own instance.

[PROTECTED] _QueryNamespace()

Extracts the first part of the instance path as an object namespace.

[PROTECTED] _QueryObjectName()

Extracts the last part of the instance path as the object name.

FB_ProductionCounterHmi 4: Interfaces

Type

Description

I_Base

Standard interface on FB_Base.

I_ProductionCounterHmi

Standard interface on FB_ProductionCounterHmi.

I_BaseMdHmi

Standard interface on FB_BaseMdHmi.

I_BaseHmi

Standard interface on FB_BaseHmi.

I_BaseDev

Covers all methods and properties of the base class.

I_Comparable

Enables comparisons via _IsMyself() or F_IsSameInstance().

Requirements

Development environment

Target platform

PLC libraries to include

TwinCAT 4026 >= v3.1.4026.19
TwinCAT 4024 >= v3.1.4024.71

PC or CX (x64, x86)

Tc3_PlasticBaseApplication (>= v12.16.0.0)