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8.59 EventNotifierType ToC Previous Next index

This is a subtype of the Byte DataType with the OptionSetValues Property defined. It is used to indicate if a Node can be used to subscribe to Events or read / write historic Events.

The EventNotifierType is formally defined in Table 42.

Table 42 – EventNotifierType Definition

Name Bit Description
SubscribeTo Events 0 Indicates if it can be used to subscribe to Events (0 means cannot be used to subscribe to Events, 1 means can be used to subscribe to Events).
  1 Reserved for future use. Shall always be zero.
HistoryRead 2 Indicates if the history of the Events is readable. (0 means not readable, 1 means readable).
HistoryWrite 3 Indicates if the history of the Events is writable. (0 means not writable, 1 means writable).
  4:7 Reserved for future use. Shall always be zero.

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