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EXCEL 50 USER GUIDE
THE ALARMS FAST-ACCESS KEY
Fig. 62. The ALARMS fast-access key
Pressing the ALARMS fast-access key displays the main alarm menu screen to
enable selection of the following:
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•
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alarm buffer
points in alarm
critical alarms
non-critical alarms.
Alarm Buffer
The last 99 alarms are stored in the alarm buffer. Typical alarm information
includes:
• Date and time the alarm occurred
• Name of the data-point in alarm
• Value/state of the data-point in alarm
• Alarm text, e.g. MIN1 alarm.
When the alarm memory capacity is exceeded, the first alarm is overwritten.
Alarms are organized on a first in, first out basis. The contents of the alarm buffer
can be displayed on the Excel 50 MMI.
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