Keithley 2461 Reference Manual

Appendix
C: Status model Model 2461 Interactive SourceMeter® Instrument R
eference Manual
C-10 2461-901-01 A/November 2015
Event numbers
You can decide what events to use to set and clear the bits in the Operation Event Register and
Questionable Event Register. The following table lists the event numbers and descriptions.
This table lists frequently used event numbers. This table does not list all event numbers.
Event number Event description for user
2728
Trigger model was running, but then aborted by user action.
2730
The trigger model was running, but has failed and returned to the idle possibly due to an
error in settings.
2731
Trigger model was idle, but is now running.
2732
Trigger model was running, but completed successfully, and is now in idle.
2733
The trigger model has ended in specified block number due to the specified condition.
2734
A trigger model block has logged a user-defined informational event message.
2735 A trigger model block has logged a user-defined informational event message.
2736
A trigger model block has logged a user-defined informational event message.
2737
A trigger model block has logged a user-defined informational event message.
2738
A trigger model block has logged a user-defined warning event message.
2739
A trigger model block has logged a user-defined warning event message.
2740
A trigger model block has logged a user-defined warning event message.
2741
A trigger model block has logged a user-defined warning event message.
2742
A trigger model block has logged a user-defined error event message.
2743
A trigger model block has logged a user-defined error event message.
2744
A trigger model block has logged a user-defined error event message.
2745
A trigger model block has logged a user-defined error event message.
2771
The instrument is nearing an internal temperature where corrective action will be
necessary. The next limit will automatically turn off source outputs or limit other
functionality.
2774
The instrument is experiencing an internal temperature malfunction since it is unable to
supply readings and requires immediate service.
2775
An internal malfunction had cleared itself and the instrument is operating normally.
2776
The instrument is operating at normal temperature levels and fully functional.
2777
The instrument temperature has reached a level in which source output and other
functionality will not be available.
2778
The instrument temperature has fallen to a level in which source output and other
functionality is now available.
4916
The specified reading buffer is cleared (empty).
4917
The specified reading buffer is full.
5080
The source output has gone over the source limit level and is being limited.
5081
The source output has returned below the source limit level and is no longer being
limited.

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