14.8 MessageConditionType
The MessageConditions represent text messages (incl. error messages) of the control system currently shown on the screen of the machine. The MessageConditionType is formally defined in Table 57.
| Attribute | Value | ||||
| BrowseName | MessageConditionType | ||||
| IsAbstract | False | ||||
| References | Node Class | BrowseName | DataType | TypeDefinition | Other |
|---|---|---|---|---|---|
| Subtype of 0:AlarmConditionType defined in OPC UA Part 9 | |||||
| 0:HasProperty | Variable | Id | 0:String | 0:PropertyType | M, RO |
| 0:HasProperty | Variable | Classification | 0:Enumeration | 0:PropertyType | M, RO |
| 0:HasProperty | Variable | IsStandstillMessage | 0:Boolean | 0:PropertyType | M, RO |
Id: Id of the message
Classification: Classification of the message. The valid values of the Enumeration are specified in the specific Companion Specification (e.g. IMMMessageClassificationEnumeration in OPC 40077).
IsStandstillMessage: Indication if the message has led to a standstill.
NOTE: The AlarmConditionType is a subtype of BaseEventType and therefore includes the Properties Severity and Message (= text).