AEM 3945-B Manual

A SERVICE OF

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Power Quality Analyzer Model 3945-B

35

4.1.10 Clear Memory

WhenCLEARMEMORYisselected,thefollowingquestionisdisplayed:

Are you sure you want to delete all the data?

Yes No

• Choose the answer with the

buttons.

• Press the

buttontoapply yourchoice.TheCongurationmenu willonce

again be displayed on the screen.

When data is deleted, all detected alarms, screen snapshots, captured transient

states and all recordings are deleted.

The conﬁguration will return to the default setting and the instrument will auto-

matically turn OFF once the data has been deleted.

4.1.11 Line Frequency

Ratedfrequencyofnetwork:50or60Hz

This parameter determines the correction coefﬁcients used for calculating power

and energy.

• Highlight Line Frequency with the

buttons, then press the button.

• Choose the line frequency using the

buttons.

• Press the

buttontoapplyyourselection.TheCongurationmenuwillonce

again be displayed on the screen.