Chapter 2 Command System  RIGOL 
DP800 Programming Guide  2-41 
:PRESet:USER[n]:SET:OVP 
Syntax  :PRESet:USER[n]:SET:OVP {ON|OFF}[,<voltage>|MINimum|MAXimum] 
:PRESet:USER[n]:SET:OVP? [MINimum|MAXimum] 
Description  Enable or disable the overvoltage protection function of the specified user-preset 
state and set the overvoltage protection limit.  
Query the status and limit of the overvoltage 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 
<voltage>  Real 
Voltage range of the 
current channel 
Maximum voltage 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 overvoltage protection,for example, ON,8.800. 
Example  :PRES:USER1:SET:OVP ON,8.8 
:PRES:USER1:SET:OVP? 
 
 
:PRESet:USER[n]:SET:OTP 
Syntax  :PRESet:USER[n]:SET:OTP {ON|OFF} 
:PRESet:USER[n]:SET:OTP? 
Description  Enable or disable the over-temperature protection function of the specified 
user-preset state.  
Query the status of the over-temperature 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  ON 
 
Return Format  The query returns ON or OFF. 
Example  :PRES:USER1:SET:OTP ON 
:PRES:USER1:SET:OTP?