GE PQM II, Instruction Manual

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CHAPTER 4: SOFTWARE
PQMII POWER QUALITY METER – INSTRUCTION MANUAL 4–19
Z Select the Actual > Power Analysis > Voltage Disturbance Recorder
menu item to view the voltage disturbance recorder events.
Within the voltage disturbance recorder window, each event is listed and can be selected.
When the event is selected the following values are displayed:
• Dist. Number : The event number. The first event recorded (after the event recorder
is cleared) will be given the event number of “1”. Each subsequent event will be
given an incrementing event number. If the event number reaches 65535, the
event number will rollover back to 1.
• Dist. Type : The type refers to the classification of the event (i.e. Sag, Swell,
Undervoltage or, Overvoltage)
• Dist. Source : The source of the disturbance is the line/phase voltage that the
disturbance was measured on.
• Dist. Time/Date : The time that the disturbance was recorded. Each disturbance is
recorded at the end of the disturbance event.
• Dist. Dur. : The duration of the event in cycles.
• Dist. Average Voltage : The average RMS voltage recorded during the disturbance.
The Clear Events button clears the voltage disturbance recorder. Events are overwritten
when the event recorder reaches 500 events.
The Save button exports the events to a CSV format file. A text file viewer can open and
read the file.