Yokogawa Button Operated MV2000 - Manual (Page 138)

5-22 M-4660
5.7 Using the Alarm Summary
This section explains how to use the alarm summary.
For an explanation of this display, see section 1.4.
Procedure
• Changing Display Settings
1. Press DISP/ENTER to open the display selection menu.
2. Press the right arrow key to open the submenu.
3. Select a submenu item with the up and down arrow keys.
ASCENDING ORDER: Sorts in ascending order.
DESCENDING ORDER: Sorts in descending order.
CHANGE SORT KEY: Sorts the alarm information by
channel or alarm time.
TO HISTORY (EV): Switches to the historical trend display.
Display name: Switches to the specified display.
Sort symbol
Ascending sort
Descending sort
TO OVERVIEW: Switches to the overview display.
4. Press DISP/ENTER to change the display setting.
To close the menu without changing the display, press ESC.
• Moving the Cursor ( ) and Scrolling through Alarms
Scrolls the alarm information up by half a page
Moves the cursor up
Scrolls the alarm information down by half a page
Moves the cursor down
• Opening the Historical Trend of an Alarm Occurrence
1. Select the alarm with the cursor.
2. Use the operations outlined in “Changing Display Settings” to open the historical
trend display.
Explanation
• Changing the Sort Key and the Sort Order
You can set the sort key to one of the following items and sort in either ascending or
descending order. A sort symbol appears next to the sort key (see the figure above).
• Channel number: You can sort by channel number even if you use tags. The
alarms of each channel are sorted by their alarm numbers.
• Alarm activation/release