Keithley 2280 Series Reference Manual

Table of contents Series 2280 Precision DC Power Supply Reference Manual
Current noise at 20 MHz, 1 Ω load .......................................................................................... B-16
Performance verification procedures ................................................................................. B-17
Performance verification conditions ........................................................................................ B-17
Required equipment ................................................................................................................ B-18
Check DC voltage setting readback accuracy with remote sense ........................................... B-18
Check DC voltage setting accuracy with remote sense .......................................................... B-21
Check DC voltage readback accuracy without remote sense ................................................. B-23
Check DC voltage line regulation ............................................................................................ B-25
Check DC voltage load regulation ........................................................................................... B-27
Check DC overvoltage protection ............................................................................................ B-28
Check DC current accuracy .................................................................................................... B-29
Check DC current readback accuracy (10 A and 1 A ranges) ................................................. B-31
Check DC current readback accuracy (100 mA and 10 mA ranges) ....................................... B-33
Check DC current line regulation ............................................................................................ B-35
Check DC current load regulation ........................................................................................... B-37
Check overcurrent protection .................................................................................................. B-38
Check voltage noise (20 MHz) ................................................................................................ B-39
Check current noise (20 MHz) ................................................................................................. B-41
Calibration and adjustment ..................................................................................... C-1
Overview .............................................................................................................................. C-1
Environmental conditions ..................................................................................................... C-1
Warmup period .......................................................................................................................... C-2
Line power................................................................................................................................. C-2
Calibration considerations .................................................................................................... C-2
Calibration cycle ........................................................................................................................ C-2
Required equipment .................................................................................................................. C-3
Characterization shunts ............................................................................................................ C-4
Calibration connection.......................................................................................................... C-6
Voltage calibration connections................................................................................................. C-7
Current calibration connections ................................................................................................. C-8
Front-panel calibration procedure ...................................................................................... C-10
Voltage calibration ................................................................................................................... C-11
Low-current calibration ............................................................................................................ C-12
High-current calibration ........................................................................................................... C-13
Saving calibration constants from the front panel.................................................................... C-15
Remote calibration procedure ............................................................................................ C-16
Remote voltage calibration ...................................................................................................... C-17
Remote low-current calibration ................................................................................................ C-18
Remote high-current calibration .............................................................................................. C-20
Saving calibration constants using SCPI commands .............................................................. C-23
Configure the calibration date ................................................................................................. C-23
Exit the calibration procedure using SCPI commands ............................................................ C-24
Change the calibration password ....................................................................................... C-24
Calibration constants .......................................................................................................... C-25
Status model ............................................................................................................ D-1
Overview .............................................................................................................................. D-1
Programming and reading registers ..................................................................................... D-5
Programming enable registers .................................................................................................. D-5

Keithley 2280 Series Specifications

General

Brand	Keithley
Model	2280 Series
Category	Power Supply
Language	English