9 OPC UA EventTypes ToC Previous Next

9.11 IOLinkMasterAlarmType ToC Previous Next index

The IOLinkMasterAlarmType is the base EventType for alarms generated from an IO-Link Master. It is formally defined in Table 57.

Table 57 – IOLinkMasterAlarmType Definition

Attribute Value        
BrowseName IOLinkMasterAlarmType        
IsAbstract False        
References Node Class BrowseName DataType TypeDefinition Modelling Rule
Subtype of IOLinkAlarmType          

The following rules for the inherited Properties apply.

  • The mandatory Property SourceNode shall be the NodeId of the object representing the IO-Link Master the event originates from.
  • The mandatory Property SourceName shall be the string part of the BrowseName of the Object representing the IO-Link Master the Event originates from.
  • The mandatory Property Time shall be the time the Event occurred on the IO-Link Master.
  • The mandatory Property ReceiveTime shall be set to the time the OPC UA Server receives the event. In case the OPC UA Server runs on the IO-Link Master, this might be the same value as the value of Property Time.
  • The Properties IOLinkEventCode and the Message are vendor-specific. Vendors may also create subtypes of this EventType to add vendor-specific Properties or to categorize the alarms generated by the IO-Link Master.

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