Lenze PLC Designer PLC Designer (R2-x) Manual de usuario descargar pdf (Pagina 390)

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388 DMS 3.2 EN 02/2011 TD29 

8.3.4 Alarm groups

Alarm groups are used for organizing the available alarms. Each alarm is definitely

assigned to right one alarm group and is managed by this group. All alarms of a group

can get assigned a common deactivation variable and common parameters regarding

the alarm saving. Regard that even a single alarm must be configured within an alarm

group.

A hierarchical structure of alarm groups can be defined via Folder elements. When a

alarm group is selected in the configuration tree, automatically the dialog Alarm

group will be displayed:

Configuration dialog Alarm group

In the field Description you can enter a name for the alarm group.

As Deactivation variable a boolean project variable can be defined. At a rising edge on

this variable the alarm creation for all alarms of the group will be deactivate, at a

falling edge it will be re-activated.

Via button Add an alarm can be added to the group. A new line in the table window

will be inserted and there the following parameters are to be set:

Expression: Enter here the project variable or an expression (e.g. "a + b") to which the

alarm should refer. It is recommended to use the input assistant <F2> resp. the

"Intellisense" function for an correct entry.

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Lenze PLC Designer PLC Designer (R2-x) Manual de usuario Pagina 390

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