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6-11SectionSystem Maintenance

153

Display

the alarm history record data by following the menu operations from the

System Menu as shown below.

Select Maintenance Mode.

Select Alarm History.

Select Sort by Occurrence or Sort by Fre-

quency.

If necessary, select the next or previous

screen by pressing [↓] (next screen) or [↑]

(previous screen).

The

example

screen to the left shows a dis

play

for the sort by occurrence method (from

oldest record).

Press Quit to return to the ALARM HISTO-

RY MENU screen.

6-11-5 Checking Screen Data

The NT21 allows the registered screens (Nos. 1 to 3999) to be displayed and

checked by operation from the System Menu.

Reference: S Window screens cannot be displayed by operation from the System Menu.

S Only

the user screens (Nos. 1 to 3999) can be displayed. Screens for

system

use cannot be displayed.

Omron NT21 Setup Manual

Other manuals for Omron NT21