Series 2280 Precision DC Power Supply Reference Manual  Table of contents 
List operation ...................................................................................................................... 3-34 
Configuring a list ..................................................................................................................... 3-35 
Importing a list from an external USB flash drive .................................................................... 3-37 
Exporting a list to an external USB flash drive ........................................................................ 3-38 
Configuring and running a list.................................................................................................. 3-38 
Aborting a list .......................................................................................................................... 3-49 
Sink operation .................................................................................................................... 3-50 
  Measurement optimization ...................................................................................... 4-1 
Introduction .......................................................................................................................... 4-1 
Optimizing either measurement accuracy or speed ............................................................ 4-1 
Resolution ................................................................................................................................. 4-2 
NPLC ........................................................................................................................................ 4-3 
Autozero measurements ........................................................................................................... 4-5 
Displayed digits ......................................................................................................................... 4-6 
Filtering measurement data....................................................................................................... 4-7 
Math calculations that you can apply to measurements .................................................... 4-11 
mx+b ....................................................................................................................................... 4-11 
Setting mx+b math operations ................................................................................................ 4-12 
Relative offset .................................................................................................................... 4-13 
Establishing a relative offset value .......................................................................................... 4-13 
Displayed measurements................................................................................................... 4-15 
Select the source of readings .................................................................................................. 4-17 
  Application examples .............................................................................................. 5-1 
Simple voltage output and current measurement ................................................................ 5-1 
Equipment required ................................................................................................................... 5-1 
Set up remote communications ................................................................................................. 5-1 
Device connections ................................................................................................................... 5-2 
Set the voltage and current limit ................................................................................................ 5-2 
Configure and execute a 10-step linear list sweep .............................................................. 5-4 
Equipment required ................................................................................................................... 5-4 
Set up remote communications ................................................................................................. 5-4 
Device connections ................................................................................................................... 5-4 
Configure a 10-step linear list sweep ........................................................................................ 5-5 
Execute a 10-step linear list sweep ........................................................................................... 5-6 
Perform a fast current load measurement ........................................................................... 5-7 
Equipment required ................................................................................................................... 5-7 
Set up remote communications ................................................................................................. 5-7 
Device connections ................................................................................................................... 5-8 
Measure the fast current load changes ................................................................................... 5-10 
  Introduction to SCPI commands ............................................................................. 6-1 
Introduction to SCPI ............................................................................................................. 6-1 
Command messages ................................................................................................................ 6-1 
Command execution rules......................................................................................................... 6-2 
SCPI command programming notes .................................................................................... 6-2 
SCPI command formatting ........................................................................................................ 6-2 
Using the SCPI command reference ......................................................................................... 6-5