MEAS:POW:AC:REAC, READ:POW:AC:REAC, and FETC:POW:AC:REAC
MEAS:POW:AC:REAC? sets some of the settings to their default values, performs a measurement, and then queries the power (the reactive power).
READ:POW:AC:REAC? performs a measurement without changing the current settings and then queries the power (the reactive power).
FETC:POW:AC:REAC? queries the power (the reactive power) without starting a new measurement.
Command
MEASure[:SCALar]:POWer:REACtive?
READ[:SCALar]:POWer:REACtive?
FETCh[:SCALar]:POWer:AC:REACtive?
Response
Returns the power (the reactive power) in NR3 format in response to MEAS:POW:AC:REAC?, READ:POW:AC:REAC?, or FETC:POW:AC:REAC?.
Unit: W