Keysight E4980A - Voltage[:Level]

Keysight E4980A/AL Precision LCR Meter 375
SCPI Command Reference
E4980A/AL commands
:VOLTage[:LEVel]
Syntax :VOLTage[:LEVel] <numeric>
:VOLTage[:LEVel]?
Description Sets the voltage level for the measurement signal. If the signal is set by
:CURRent[:LEVel], the query command returns error No. 230.
Parameter
Equivalent key [Display Format] - MEAS DISPLAY - LEVEL
[Meas Setup] - MEAS SETUP - LEVEL
<Numeric>
Range
0 to 20
1
Preset value 1
Unit V
Resolution 100 
1. Depending on the DC bias level.