Chapter 5 Configuring the EM720
Configuring Meter Memory
Option
Type
Size
Sections/Channels
Num. of Records
EM720 Power Quality and Revenue Meter
The meter memory is fully configurable except of the files
that keep monthly and daily billing profiles and energy
load profile. They are pre-configured at the factory and
may not be changed by the user.
Two of the data log files are automatically configured in
your meter for recording EN51060 compliance statistics
data and harmonics survey data. You cannot change the
file records structure, but you can still change the amount
of memory allocated for these files.
The remaining memory can be freely partitioned. If you
wish to change the factory settings, follow the guidelines
in the next section.
To view the present memory settings, select Memory/Log
from the Meter Setup menu, and then click on the Log
Memory tab.
The following table describes file options.
Range
Wrap-around
Wrap-around: recording continues over the oldest records.
Non-wrap
Non-wrap: recording is stopped until the file is cleared.
The memory size allocated to the file. It is set automatically
depending on the size of the records and the number of
records in the file.
0-20
The numbers of sections in a multi-section profile data log
file, or the number of recording channels in a waveform log
file
0-65535
Allocates the file memory for predefined number of records
Configuring Recorders
Description
93
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