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73ET/74ET/75ET USERS MANUAL EM-7353-0003B Rev.5
Date Time
Data at a specific time index can be called up. Touching the Date Time button shows the time index window at the
bottom of the screen (Figure 6b).
Touching ‘ + ’ or ‘ – ’ button increases or decreases the figure by one (1) increment. Two lower digits are indicated as
year.
Touch OK button to enable the new setting.
Figure 6b: Specifying the time index.
ACK (acknowledge) All
Touch ACK All button when you want to acknowledge all events of the alarm history. Unacknowledged events’
message lines blink. Once acknowledged, they stop blinking.
Auto Update
Touch Auto Update button to enable automatic update of the alarm history. While it is enabled (the button color turns
to pink), other control buttons are unavailable. Touch the button again to disable to use other controls.
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