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14.8 MessageConditionType ToC Previous Next

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.

Table 57 – MessageConditionType Definition

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).

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