RIGOL  Chapter 2 Command System 
2-128    MSO1000Z/DS1000Z Programming Guide 
:REFerence<n>:VOFFset 
:REFerence<n>:VOFFset <offset> 
:REFerence<n>:VOFFset? 
Set or query the vertical offset of the specified reference channel. The unit is the 
same as the unit of the source. 
(-10 x RefVerticalScale) to (10 x RefVerticalScale) 
RefVerticalScale refers to the vertical scale of the reference channel. 
The query returns the vertical offset in scientific notation. 
:REFerence1:VOFFset 0.5     /*Set the vertical offset of reference channel 1 to 
500mV*/ 
:REFerence1:VOFFset?            /*The query returns 5.000000e-01*/ 
:REFerence<n>:SOURce 
:REFerence<n>:VSCale 
 
 
:REFerence<n>:RESet 
Reset the vertical scale and vertical offset of the specified reference channel to their 
default values. 
 
 
:REFerence<n>:CURRent 
Select the current reference channel. 
Only reference channels currently turned on can be selected as the current 
reference channel.