2 MEASurement Commands
132 N1911A/1912A P-Series Power Meters Programming Guide
READ[1]|2|3|4[:SCALar][:POWer:AC]:RELative?
[<expected_value>[,<resolution>[,<source list>]]]
This command sets the specified window’s measurement function to single
channel with relative mode on, aborts then initiates the specified channel,
calculates the measurement result and places the result on the bus. The
result is a ratio based measurement and is expressed in the units defined
by UNIT[1]|2|3|4:POWer:RATio. The relative value used is that set by
the CALCulate:RELative:MAGNitude:AUTO command.
Syntax
INITiate:CONTinuous must be set to OFF, otherwise error –213, “INIT ignored”
occurs. If TRIGger:SOURce is set to BUS, error –214, “Trigger deadlock” occurs.
:POW
:AC
?
:SCAL
:REL
Space
expected_value
DEF
resolution
,
DEF
source list
,
READ
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4