Keithley 2461 Reference Manual

Model 2461
Interactive SourceMeter® Instrument Reference Manual Table
of Contents
Programming enable registers ........................................................................................... C-14
Reading the registers ......................................................................................................... C-15
Understanding bit settings ................................................................................................. C-16
Clearing registers ............................................................................................................... C-17
Status model programming examples ............................................................................... C-18
SRQ when the SMU reaches its source limit........................................................................... C-18
SRQ when trigger model is finished ........................................................................................ C-19
SRQ on trigger model notify event .......................................................................................... C-20
SRQ on error ........................................................................................................................... C-23
SRQ when reading buffer becomes full ................................................................................... C-23
SRQ when a measurement completes .................................................................................... C-25
Convert Model 2400 to Model 2461 code ................................................................ D-1
Introduction .......................................................................................................................... D-1
Significant differences .......................................................................................................... D-1
Acquiring readings .................................................................................................................... D-1
Display commands .................................................................................................................... D-2
Making resistance measurements ............................................................................................. D-2
Compliance is now limit ............................................................................................................. D-3
Event log ................................................................................................................................... D-3
Buffers ....................................................................................................................................... D-3
Sweeps ..................................................................................................................................... D-4
Trigger model ............................................................................................................................ D-5
Pulsing (Model 2430 feature) .................................................................................................... D-6
Model 2400 to Model 2461 SCPI command cross-reference .............................................. D-6
CALCulate[1] subsystem ........................................................................................................... D-6
CALCulate2 subsystem ............................................................................................................. D-7
CALCulate3 subsystem ........................................................................................................... D-10
CONFigure .............................................................................................................................. D-10
DISPlay subsystem ................................................................................................................. D-10
FETCh? ................................................................................................................................... D-11
FORMat subsystem ................................................................................................................ D-11
MEASure:<function>? ............................................................................................................. D-12
OUTPut subsystem ................................................................................................................. D-12
READ? .................................................................................................................................... D-13
ROUTe subsystem .................................................................................................................. D-13
SENSe subsystem .................................................................................................................. D-13
SOURce[1] subsystem ............................................................................................................ D-17
SOURce2 subsystem .............................................................................................................. D-22
STATus subsystem ................................................................................................................. D-23
SYStem subsystem ................................................................................................................. D-25
TRACe subsystem .................................................................................................................. D-28
TRIGger subsystem ................................................................................................................ D-29
Common commands ............................................................................................................... D-32
Index ............................................................................................................................. 1

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