7 OPC UA ObjectTypes

7.7 WSHeldStateMachineType Definition

The WSHeldStateMachineType provides the WS-specific substates of the PackML state Held and is formally defined in Table 21.

Table 21 – WSHeldStateMachineType Definiton

Attribute	Value
BrowseName	WSHeldStateMachineType
IsAbstract	False
References	Node Class	BrowseName	DataType	TypeDefinition	Other
Subtype of the 0:FiniteStateMachineType defined in OPC 10000-5
0:HasComponent	Object	EquipmentFailure		StateType	M
0:HasComponent	Object	ExternalFailure		StateType	M

EquipmentFailure: Failure, which occurs in the unit/machine itself and leads to a unit/machine stop.

ExternalFailure: A failure which is not attributable to the unit/machine but which nonetheless leads to a unit/machine stop.

Figure 17 – WSHeldStateMachineType