RIGOL  Chapter 2 Command System 
2-172    MSO1000Z/DS1000Z Programming Guide 
:TRIGger:SLOPe:BLEVel 
:TRIGger:SLOPe:BLEVel <level> 
:TRIGger:SLOPe:BLEVel? 
Set or query the lower limit of the trigger level in slope trigger. The unit is the same as the 
current amplitude unit.   
(-5 x VerticalScale - OFFSet) to   
(5 x VerticalScale - OFFSet) 
For VerticalScale, refer to :CHANnel<n>:SCALe. For OFFSet, refer 
to :CHANnel<n>:OFFSet. 
The query returns the lower limit of the trigger level in scientific notation.   
:TRIGger:SLOPe:BLEVel 0.16 /*Set the lower limit of the trigger level to 160mV*/ 
:TRIGger:SLOPe:BLEVel?         /*The query returns 1.600000e-01*/