Keithley 2450

Model 2450
Interactive SourceMeter® Instrument Reference Manual Section 6:
SCPI command reference
2450-901-01 Rev. B/September 2013 6-123
:TRACe:STATistics:STDDev?
This command returns the standard deviation of all readings in the buffer.
Type Affected by Where saved Default value
Query only
Recall settings
Instrument reset
Power cycle
Not applicable
Not applicable
Usage
:TRACe:STATistics:STDDev?
:TRACe:STATistics:STDDev? <bufferName>
<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
Example
TRACe:STAT:STDDev?
Returns the standard deviation of the readings in the
default buffer defbuffer1.
TRACe:STAT:STDDev? "testData"
Returns the standard deviation of the readings in the
user-defined buffer testData.
Also see
Reading buffers (on page 3-10)
Remote buffer operation (on page 3-27)
:TRACe:MAKE (on page 6-114)
:TRACe:STATistics:CLEar (on page 6-120)
:TRACe:STATistics:MAXimum? (on page 6-121)
:TRACe:STATistics:MINimum? (on page 6-121)
:TRACe:STATistics:PK2Pk? (on page 6-122)