Rockwell Automation Publication 1756-RM003N-EN-P - October 2011 53
FactoryTalk Alarms and Events Logix-based Instructions (ALMD, ALMA) Chapter 1
ALMD Alarm Acknowledge Not Required and Not Latched
Example: Two motor failure signals are combined such that if either one occurs, a motor
fault alarm is activated. Programmatically acknowledge the alarm with a cleared-
to-set transition of the Motor101Ack tag value. The application logic must clear
Motor101Ack.
Relay Ladder
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