Chapter 2 Command System  RIGOL 
MSO1000Z/DS1000Z Programming Guide  2-191 
:TRIGger:WINDows:ALEVel 
:TRIGger:WINDows:ALEVel <level> 
:TRIGger:WINDows:ALEVel? 
Set or query the trigger level upper limit in windows 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 trigger level upper limit in scientific notation.   
:TRIGger:WINDows:ALEVel 0.16 /*Set the trigger level upper limit to 160mV*/ 
:TRIGger:WINDows:ALEVel?            /*The query returns 1.600000e-01*/ 
 
 
:TRIGger:WINDows:BLEVel 
:TRIGger:WINDows:BLEVel <level> 
:TRIGger:WINDows:BLEVel? 
Set or query the tigger level lower limit in windows 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 tigger level lower limit in scientific notation.   
:TRIGger:WINDows:BLEVel 0.05 /*Set the tigger level lower limit to 50mV*/ 
:TRIGger:WINDows:BLEVel?                /*The query returns 5.000000e-02*/