Section 5: SCPI command reference     Model 2231A Triple-channel DC Power Supply Reference Manual 
5-6  077100401/September 2014 
 
*PSC 
This command is to set and query the power on status flag that controls the automatic power on status of SRER 
and ESER. 
Item  Description 
Group  SOURCE 
Syntax  *PSC 
*PSC? 
Related Commands   
APPly subsystem 
The commands in this subsystem set voltage and current levels. 
[SOURce:]APPLy   
This command is to select channels and set voltage and current levels with a single command. 
Item  Description 
Group  Apply 
Syntax  [SOURce:]APPLy {CH1|CH2|CH3},{voltage|Max|Min|Def|Up|Down}, 
{current|Max|Min|Def|Up|Down} 
[SOURce:]APPLy? 
Arguments  Arg1: CH1|CH2|CH3 
Optional Arg2: voltage|Max|Min|Def|Up|Down 
Optional Arg3: current|Max|Min|Def|Up|Down 
Returns  Arg1,Arg2,Arg3 
Examples  Appl ch1,max,min 
[SOURce:]APPly:VOLTage[:LEVel][:IMMediate][:AMPLitude] 
This command is to set voltage to all channels at the same time. 
Item  Description 
Group  Source 
Syntax  [SOURce:]APPly:VOLTage[:LEVel][:IMMediate][:AMPLitude]   
[SOURce:]APPly:VOLTage[:LEVel][:IMMediate][:AMPLitude]? 
Arguments  Arg1: voltage setting for CH1 
Optional Arg2: voltage setting for CH2 
Optional Arg3: voltage setting for CH3