Specifications

July 2010

BLACKBOX PORTABLE QUICK REFERENCE GUIDE

IV—10

Downloading and Analyzing Recorded Data | Elspec

Viewing Minimum, Maximum and Average Values of a Voltage

Harmonics

In order to utilize the functionality of the Spectrum View, it may be helpful

to view both the Average and the MinMax views of the voltage under

investigation.

CBEMA View

The CBEMA (Computer and Business Equipment Manufacturers'

Association) is a power quality graph that plots the depth or deviation of

voltage dips and overvoltage on the x-axis and the duration on the y-axix.

Each event is plotted according to severity as defined by the CBEMA

standard.

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