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 |
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BrowseName |
IOLinkMasterAlarmType |
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IsAbstract |
False |
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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.