MEAS:VOLT:AC, READ:VOLT:AC, and FETC:VOLT:AC
MEAS:VOLT:AC? sets some of the settings to their default values, performs a measurement, and then queries the voltage.
READ:VOLT:AC? performs a measurement without changing the current settings and then queries the voltage.
FETC:VOLT:AC? queries the voltage without starting a new measurement.
Command
MEASure[:SCALar]:VOLTage:AC?
READ[:SCALar]:VOLTage:AC?
FETCh[:SCALar]:VOLTage:AC?
Response
Returns the voltage in NR3 format in response to MEAS:VOLT:AC?, READ:VOLT:AC?, or FETC:VOLT:AC?.
Unit: V