Introduction

Chapter 1 FactoryTalk Alarms and Events Logix-based Instructions (ALMD, ALMA)

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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FactoryTalk Alarms and Events Logix-based Instructions (ALMD, ALMA) Chapter 1

Structured Text

Motor101FaultConditions := Motor101Overtemp OR

Motor101FailToStart;

ALMD(Motor101Fault,Motor101FaultConditions,Motor101Ack,

0,0,0 );

Function Block

Publication 1756-RM003K-EN-P - July 2008 Year

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