The ZoneType defines the structure of an Object of the ZoneType. Figure 34 shows the hierarchical structure and details of the composition. It is formally defined in Table 57.

The ZoneType is a container for the weighing zones in a checkweigher. It defines additional methods and properties required for managing the different zones and provides a ZoneStatistic.

image049.gif

Figure 34 − Overview ZoneType

Table 57 − ZoneType Definition

Attribute

Value

BrowseName

ZoneType

IsAbstract

False

References

NodeClass

BrowseName

DataType

TypeDefinition

ModellingRule

Subtype of the BaseObjectType defined in OPC 10000-5

0:HasComponent

Variable

LowerLimit

0:Number

0:AnalogItemType

Mandatory

0:HasComponent

Variable

Name

0:LocalizedText

BaseDataVariableType

Mandatory

0:HasComponent

Variable

UpperLimit

0:Number

0:AnalogItemType

Mandatory

0:HasComponent

Object

ZoneStatistic

StatisticCounterType

Optional

LowerLimit defines the lower weight limit of this zone. The lower limit is prior to the upper limit if two zones are next to each other.

Name defines the user-readable name of the zone.

UpperLimit defines the upper weight limit of this zone.

ZoneStatistic contains statistics regarding this zone.