Tektronix Keithley 2281 Series Reference Manual page 279

Model 2281S-20-6 DC Power Supply and Battery Simulator Reference Manual
:FETCh[n]?
This command reads the latest post-processed reading.
Type
Query only
Usage
:FETCh[n]?
[n]
Details
This command requests the latest post-processed reading. This command does not trigger a
measurement. It simply requests the last available reading.
If you send this command more than once and there are no new readings, it will return the same
value that was returned as the previous query.
The return value format depends on the settings specified by the :FORMat:ELEMents command.
For details about data flow, refer to
Example
:FORM:ELEM "READ,UNIT"
:FETCh?
Also see
:FORMat:ELEMents
077114601 / March 2019
Affected by
Not applicable
Channel number: For single-channel instruments, the value is 1
Displayed measurements
(on page 7-17)
Section 7: SCPI command reference
Where saved
Not applicable
(on page 4-15).
Specify the data elements contained in the readings.
Return the latest reading.
Example output:
1.230435E-02A
Default value
Not applicable
7-15