AEM 3945-B Manual

A SERVICE OF

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4. OPERATION .................................................................................. 26

4.1 InstrumentConguration(Set-upmode) ............................................26

4.1.1 Date / Time ............................................................................27

4.1.2 Contrast / Brightness ............................................................27

4.1.3 Colors ....................................................................................28

4.1.4 Calculation Parameters.........................................................28

4.1.5 ElectricalHookup(electricalnetwork) ...................................29

4.1.6 Current Sensors ....................................................................30

4.1.7 Baud Rate .............................................................................31

4.1.8 Recording..............................................................................32

4.1.9 Alarm .....................................................................................33

4.1.10 Clear Memory .......................................................................35

4.1.11 Line Frequency .....................................................................35

5. DISPLAY MODES ........................................................................... 36

5.1 Waveform Mode

................................................................................

36

5.1.1 RMS Voltage Measurement on a Three-phase System ........

36

5.1.2

RMS Voltage Measurement on 3 Phases .............................. 37

5.1.3 RMS Current Measurement on the 3 Phases and ................38

Neutral Current on a Three Phase-4 Wire System ..............38

5.1.4 Total Harmonic Distortion Measurement on One Phase .......38

5.1.5 MinimumandMaximumCurrentValueMeasurements ........39

5.1.6 Simultaneous Display of Different Current Measurements ...40

5.1.7 PhasorDiagramDisplay(FresnalDiagram) .........................41

5.2 Harmonics Mode

...............................................................................

42

5.2.1 Single Phase and Phase-to-Phase Voltage Analysis ............

42

5.2.2 Single Phase and Phase-to-Phase Current Analysis ............43

5.2.3 Power and Direction Flow Analysis .......................................44

5.2.4 HarmonicAnalysisinExpertMode .......................................45

5.3 Power / Energy Mode

........................................................................46

5.3.1 Starting and Stopping Energy Totalization ............................

46

5.3.2

Button .........................................................................47

5.3.3 PF... Button ...........................................................................

47

5.4 Transient Mode

.................................................................................

48

5.4.1 Opening Previously Stored Transients

..................................50

5.4.2 Storing the Trigger ................................................................

50

5.5 Alarm Mode

.......................................................................................

52