RIGOL  Chapter 2 Command System 
2-40  DP800 Programming Guide 
:PRESet:USER[n]:SET:TRACk 
Syntax  :PRESet:USER[n]:SET:TRACk {ON|OFF} 
:PRESet:USER[n]:SET:TRACk? 
Description  Enable or disable the track function of the specified user-preset state.  
Query the status of the track function of the specified user-preset state.  
Parameter 
Name  Type  Range  Default 
[n]  Discrete  1|2|3|4  None 
{ON|OFF}  Bool  ON|OFF  OFF 
 
Explanation    By default, this command sets the parameter of the channel currently selected. 
If you want to set the parameter of other channel, please use 
the 
:INSTrument[:SELEct] command to select the desired channel.  
  This command is only applicable to channels supporting the track function: 
CH2 and CH3 of DP831A as well as CH1 and CH2 of DP832A/DP832. For 
channels that do not support the track function, the query returns NONE. 
Return Format  The query returns ON or OFF. For channels that do not support the track function, 
the query returns NONE. 
Example  :PRES:USER1:SET:TRAC ON 
:PRES:USER1:SET:TRAC? 
 
 
:PRESet:USER[n]:SET:OCP 
Syntax  :PRESet:USER[n]:SET:OCP {ON|OFF}[,<current>|MINimum|MAXimum] 
:PRESet:USER[n]:SET:OCP? [MINimum|MAXimum] 
Description  Enable or disable the overcurrent protection function of the specified user-preset 
state and set the overcurrent protection limit.  
Query the status and limit of the overcurrent protection function of the specified 
user-preset state.  
Parameter 
Name  Type  Range  Default 
[n]  Discrete  1|2|3|4  None 
{ON|OFF}  Bool  ON|OFF  OFF 
<current>  Real 
Current range of the 
current channel 
Maximum current of the 
current channel 
 
Explanation  By default, this command sets the parameter of the channel currently selected. If 
you want to set the parameter of other channel, please use 
the 
:INSTrument[:SELEct] command to select the desired channel. 
Return Format  The query returns OFF or ON,limit of overcurrent protection, for example, 
ON,1.5000. 
Example  :PRES:USER1:SET:OCP ON,1.5 
:PRES:USER1:SET:OCP?