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Column Description Range of Values
Name
Name for the event definition; it must be unique within the
resource.
Text, max. 32
characters.
Global variable
Name of the assigned global variable (added using a
drag&drop operation)
Data type Data type of the global variable; it cannot be modified. BOOL
Event source CPU event
The processor module creates the timestamp.
It creates all the events in each of its cycle.
I/O event
A suitable I/O module (e.g., AI 32 02) creates
the timestamp.
Auto event
The timestamp is created by a suitable I/O
module, if assigned, otherwise by the
processor module.
Default value: Auto
CPU, I/O, Auto
Alarm when
FALSE
Activated
If the global variable value changes from TRUE
to FALSE, an event is triggered.
Deactivate
d
If the global variable value changes from
FALSE to TRUE, an event is triggered.
Default value: Deactivated
Checkbox activated,
deactivated
Alarm Text Text specifying the alarm state Text
Alarm priority Priority of the alarm state
Default value: 500
0...1000
Alarm
Acknowledgment
Successful
Activated
The alarm state must be confirmed by the user
(acknowledgement)
Deactivate
d
The alarm state may not be confirmed by the
user
Default value: Deactivated
Checkbox activated,
deactivated
Return to Normal
Text
Text specifying the alarm state Text
Return to Normal
Severity
Priority of the normal state 0...1000
Return to Normal
Ack Required
The normal state must be confirmed by the user
(acknowledgement)
Default value: Deactivated
Checkbox activated,
deactivated
Table 22: Parameters for Boolean Events
The parameters of the scalar events must be entered in a table with the following columns:
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