Keithley 2461 Reference Manual

Introduction ............................................................................................................... 1-1
Welcome .............................................................................................................................. 1-1
Extended warranty ............................................................................................................... 1-1
Contact information .............................................................................................................. 1-1
CD-ROM contents ................................................................................................................ 1-2
Organization of manual sections .......................................................................................... 1-2
Capabilities and features...................................................................................................... 1-3
General ratings ..................................................................................................................... 1-4
General operation ..................................................................................................... 2-1
Power the instrument on or off ............................................................................................. 2-2
Front-panel overview ............................................................................................................ 2-3
Turn the Model 2461 output on or off ................................................................................... 2-6
Rear panel overview ............................................................................................................ 2-7
Touchscreen display ............................................................................................................ 2-8
Select items on the touchscreen ............................................................................................... 2-9
Scroll bars ................................................................................................................................. 2-9
Enter information ..................................................................................................................... 2-10
Adjust the backlight brightness and dimmer ............................................................................ 2-11
Event messages ...................................................................................................................... 2-12
Screen descriptions ............................................................................................................ 2-13
Home screen ........................................................................................................................... 2-13
Menu overview ................................................................................................................... 2-21
Source menu ........................................................................................................................... 2-22
Measure menu ........................................................................................................................ 2-27
Views menu............................................................................................................................. 2-31
Trigger menu ........................................................................................................................... 2-37
Scripts menu ........................................................................................................................... 2-39
System menu .......................................................................................................................... 2-41
Display features ................................................................................................................. 2-45
Setting the number of displayed digits .................................................................................... 2-46
Setting the display format ........................................................................................................ 2-46
Customizing a message for the USER swipe screen .............................................................. 2-47
Creating messages for interactive prompts ............................................................................. 2-49
Saving screen captures to a USB flash drive .......................................................................... 2-49
Handle and bumpers .......................................................................................................... 2-50
Removing the handle and bumpers ........................................................................................ 2-50
Dimensions ........................................................................................................................ 2-51
Remote communications interfaces ................................................................................... 2-55
Supported remote interfaces ................................................................................................... 2-56
Comparison of the communications interfaces ........................................................................ 2-56
GPIB setup .............................................................................................................................. 2-57
LAN communications .............................................................................................................. 2-61
USB communications .............................................................................................................. 2-69
Table of Contents

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