3: Instrument description 2470 High Voltage SourceMeter Instrument
3-26 2470-901-01 Rev. A / May 2019
Measure Reading Buffers menu
The Reading Buffers menu allows you to view the list of existing reading buffers
and select one to be the active buffer. You can also create, save, delete, resize, and
clear buffers from this screen.
Setting Description
Amount Filled
The percentage of data that is presently in the buffer.
Buffer
Selects an existing buffer to configure.
Capacity
Sets the maximum number of readings that the buffer can store.
Note that when you change the capacity of a buffer, the readings in
Clear
Clears data from the selected buffer.
Delete
Deletes the selected buffer.
Fill Mode
Continuous: Fills the buffer continuously and overwrites old data
when the buffer is full.
Once: Stops collecting data when the buffer is full (no data is
Make Active
Makes the selected buffer the active reading buffer.
New
Creates a new buffer that you name and configure. The new buffer
is automatically set to be the active buffer.
Save to USB
Saves the data in the buffer to a CSV file, which can be opened by
a spreadsheet program. A USB flash drive must be present in the
front-panel USB port before you select Save to USB.
Style
Defines the amount and type of data the buffer stores. Only
available when creating a new buffer.
Standard: Store readings with full accuracy with formatting,
maximum approximately 5,000,000 readings.
Compact: Store readings with reduced accuracy (6.5 digits) with
no formatting information, 1 μs accurate timestamp, maximum
approximately 20,000,000 readings.
Full: Store the same information as standard, plus additional
The maximum readings represent the highest possible limits and may vary depending on memory
usage, reading buffer style, or other reading buffers.
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