6–22 PQM POWER QUALITY METER – INSTRUCTION MANUAL
POWER ANALYSIS CHAPTER 6: SOFTWARE
Z Select the Actual > Power Analysis > Trace Memory menu item 
to view the trace memory data. 
This launches the Trace Memory Waveform window shown below.
Use the 
Trigger Selected Traces button to force a trace memory trigger.
Use the 
Re-Arm All Traces button to re-trigger after all the buffers have been filled if 
the 
Trigger Mode has been set to One-Shot. Pressing this button causes the trace 
memory to default back to the first buffer.
The 
Read Selected Traces From Device button loads and views previously 
captured data.
For the 
Select Buffer option, select 1, 2, or 3 to display one of the three different 
buffers. This option is dependent on the Trigger Mode selected in the 
Setpoint > PQM 
Options
 menu item.
Open loads previously saved waveforms for viewing, Save saves the captured 
waveforms to a file, 
Print prints the current waveforms, and Setup allows for the 
configuration of capture parameters.
6.6.4 Data Logger The data logger feature allows the PQM to continuously log various specified parameters 
at the specified rate. The data logger uses the 64 samples/cycle data. This feature is 
implemented into EnerVista PQM Setup as shown below.
Z Select the 
Setpoint > System Setup menu item to setup the data 
logger feature. 
This launches the System Setup dialog box shown below. 
Z Select the 
Data Log tab to display the data logger parameters.
Courtesy of NationalSwitchgear.com