6 PackML Data Representation Model 
6.6 ReferenceTypes
6.6.3 HasAlarmHistory
This reference type is used to point to an AlarmHistory which is of PackMLAlarmVariableType . It is defined in Table 22
Table 22 – HasAlarmHistory reference type
| Attributes | Value | ||
|---|---|---|---|
| BrowseName | HasAlarmHistory | ||
| InverseName | AlarmHistoryFor | ||
| Symmetric | False | ||
| IsAbstract | False | ||
| References | NodeClass | BrowseName | Comment |
| Subtype of HasComponent defined in OPC 10000-5 | |||