6. Alarm history log
Displaying the alarm history log
The alarms are shown with the most recent alarm displayed first.
The events relative to each alarm are: appearance, acknowledgment, clearing.
MENU: To access the alarm log.
Up and down arrows: To scroll through the alarm log.
SHIFT + up and down arrow or double up/down arrows on
touchscreen terminals: previous page/next page.
Right arrow: to display the alarm page corresponding to the selected alarm.
PRINT: To print the alarm log.
ESC: To return to the previous page.
5"
10"
Number of alarms in "alarm history log"
Touchscreen terminal
Terminals with keyboard
Without keys Line
With keys
Column
1000
1000
1000
1000
0
1000 1000
D
Clearing the alarm history log
NOTE
At the operator’s initiative
1. Prior display of the history.
2. Press the key or the touch zone Delete history.
3. Validate history clearing: the complete history is cleared.
History clearing can be restricted to confidential mode. For this, protect the system page “Delete history” by a password.
On the PLC initiative
The alarm history is cleared by means of the history reset command
word in the dialog table ( see chapter C, § 2. Dialog table content,
Page 9 ).
Graphic Magelis D - 49
