Keithley 2461 Reference Manual

Model 2461
Interactive SourceMeter® Instrument Reference Manual Section 2:
General operation
2461-901-01 A/November 2015 2-83
Instrument sounds
The instrument can emit a beep when a front-panel key is pressed or when a system event occurs.
You can turn these beeps on or off.
Through the remote interface, you can generate a beep with a defined length and tone. This is
typically used as part of code to indicate that something has occurred.
To turn off beeps when system events occur (setting is only available from the front panel):
1. Press the MENU key.
2. Under System, select Settings.
3. Next to Audible Errors, select On or Off.
To turn the key clicks on or off (setting is only available from the front panel):
1. Press the MENU key.
2. Under System, select Settings.
3. Next to Key Click, select On or Off.
To generate an audible tone from the SCPI remote interface:
:SYSTem:BEEPer <frequency, time>
Where frequency is the frequency of the sound in Hz (20 to 20,000) and time is the length of the
sound in seconds.
To generate an audible tone from the TSP command interface:
Send the following command:
beeper.beep(duration, frequency)
Where duration is the length of the sound in seconds and frequency is the frequency of the
sound in Hz (20 to 20,000).

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