Rockwell Automation FactoryTalk Alarms and Events Quick Start - Manual (Page 96)

FactoryTalk Alarms and Events System Configuration Guide
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3. In the Expression Editor, click the If button and then click If to add the IF
condition.
4. In the Expression Editor, click Functions.
5. In the Functions dialog box, in the list of Function Categories, click Alarm and
Event.
The HMI Tag Alarming category contains functions that apply only to HMI tags
located in an HMI server. Because our alarm data is coming from a controller or a
FactoryTalk Tag Alarm and Event Server, we use the Alarm and Event
expressions.
6. In the list of functions on the right, click
AE_InAlmUnackedCount(AlarmName), and then click OK.