Keithley 2461 Reference Manual

Model 2461
Interactive SourceMeter® Instrument Reference Manual Section 6: SCPI command
reference
2461-901-01 A/November 2015 6-17
:ACAL:LASTrun:TEMPerature:INTernal?
This command returns the internal temperature of the instrument when autocalibration was run.
Type Affected by Where saved Default value
Query only Not applicable Nonvolatile memory Not applicable
Usage
:ACAL:LASTrun:TEMPerature:INTernal?
Details
The temperature is displayed in Celsius (°C).
Example
ACAL:LAST:TEMP:INT?
Returns the internal temperature of the
instrument when autocalibration was last run.
Example output:
63.167084
Also see
:ACAL:RUN (on page 6-18)
Autocalibration (on page 3-51)
:ACAL:LASTrun:TEMPerature:DIFFerence?
This command returns the difference between the internal temperature and the temperature when autocalibration
was last run.
Type Affected by Where saved Default value
Query only
Not applicable
Not applicable
Not applicable
Usage
:ACAL:LASTrun:TEMPerature:DIFFerence?
Details
The temperature is displayed in Celsius (°C).
Example
ACAL:LAST:TEMP:DIFF?
Returns the difference between the temperature
of the instrument when autocalibration was last
run and the present internal temperature.
Example output:
4.5678
Also see
:ACAL:LASTrun:TEMPerature:INTernal? (on page 6-17)
:ACAL:RUN (on page 6-18)
Autocalibration (on page 3-51)

Keithley 2461 Specifications

General

Maximum Current	7 A
Power	100 W
Resolution	6.5 digits
Source Measure Unit (SMU)	Yes
DC Voltage	100 V
Maximum Voltage	100 V
Display	5-inch capacitive touchscreen
Connectivity	USB, GPIB
Software	TSP
DC Current	7 A
Current Source Range	0 to 7 A
Voltage Measurement Range	100 mV to 100 V
Current Measurement Range	10 nA to 7 A
Voltage Measurement Resolution	100 nV