Product specifications

Alarm Analysis Configuration
3BDS011222-510 B 155
– If Acknowledged and/or Acknowledge are configured the following
applies:
When all alarms in the alarm list have been acknowledged, the output
Acknowledged will be set. When the input Acknowledge is set, all
alarms in the alarm list will be acknowledged.
– If Removed and/or Remove are configured the following applies:
When all alarms in the alarm list have been removed, the output Removed
will be set. When the input Remove is set, all inactive and acknowledged
alarms in the alarm list will be removed, that is all active and all
unacknowledged alarms will still appear in the list.
– If the Silence input is configured the Audible Alarm output must be
configured.
When the Silence input is set, the external alarm is silenced, that is the
Audible Alarm output is reset.
Table 8. Examples of Digital Output for 800xA for AC 800M
Application variable: Application_5:Application:External
Alarm2
Function Block variable: MyBlock_1:Function Block:InL
Control Module variable: Tank1:Control Module:ExtAlarm
When an active unacknowledged alarm is received in the selected alarm list, the
Audible Alarm output is set. The External Alarm functionality provides various
options to reset this output as listed below:
• External Alarm Silence View.
• Silence digital input (if configured).
• Reset automatically (if selected and all alarms in the Alarm
List are acknowledged).
• Reset automatically after the configured Pulse Time.
Generally, all outputs will reset automatically after Pulse Time
only if the Pulse Time is greater than 0.