Keithley 2450 User Manual

Model 2450
Interactive SourceMeter® Instrument Reference Manual Section 6:
SCPI command reference
2450-901-01 Rev. B/September 2013 6-109
:TRACe:DATA?
This query command returns specified data elements from a specified reading buffer.
Type Affected by Where saved Default value
Query only
Recall settings
Instrument reset
Power cycle
Not applicable
Not applicable
Usage
:TRACe:DATA? <startIndex>, <endIndex>
:TRACe:DATA? <startIndex>, <endIndex>, <bufferName>
:TRACe:DATA? <startIndex>, <endIndex>, <bufferName>, <bufferElements>
<startIndex>
Beginning index of the buffer to return
<endIndex>
Ending index of the buffer to return
<bufferName>
A string that indicates the reading buffer; the default buffers
(defbuffer1 or defbuffer2) or the name of a user-defined
buffer; if no buffer is specified, this parameter defaults to
defbuffer1
<bufferElements>
A list of elements in the buffer to print; if nothing is specified,
READing
is used; see
Details
for a list of options
Details
When specifying buffer elements, you can:
• Specify buffer elements in any order.
• Include up to 14 elements in a single list. You can repeat elements as long as the number of elements
in the list is less than 14.
• Use a comma to delineate multiple elements for a data point.
The options for <bufferElements> are described in the following table.
Option Description
DATE
The date when the data point was measured
FORMatted
The measured value as it appears on the front panel
FRACtional
The fractional seconds for the data point when the data point was measured
READing
The measurement reading based on the SENS:FUNC setting; if no buffer elements
are defined, this option is used
RELative
The relative time when the data point was measured
SEConds
The seconds in UTC (Coordinated Universal Time) format when the data point was
measured
SOURce
The source value; if readback is ON, then it is the readback value, otherwise it is the
programmed source value (see :SOURce[1]:<function>:READ:BACK (on page 6-77))
SOURFORMatted
The source value as it appears on the display
SOURSTATus
The status information associated with sourcing
SOURUNIT
The unit of value associated with the source value
STATus
The status information associated with the measurement
TIME
The time for the data point
TSTamp
The timestamp for the data point
UNIT
The unit of measure associated with the measurement

Keithley 2450 Specifications

General

Brand	Keithley
Model	2450
Category	Test Equipment
Language	English