Keithley 2750 User Manual page 174

Model 2750 Multimeter/Switch System User's Manual
value. When rel is set using :ACQuire, the :REFerence? query command returns the
acquired rel value.
Rel programming examples
Example #1 — The following command sequence zeroes the display for DCV.
FUNC 'VOLT'
VOLT:REF:ACQ
VOLT:REF:STAT ON
Example #2 — The following command sequence configures channel 101 of the
Model 7700 to enable rel and use a 1V rel value when it is scanned.
FUNC 'VOLT',(@101)
VOLT:REF 1,(@101)
VOLT:REF:STAT ON,(@101)
Example #3 — The following command sequence configures channel 101 of the
Model 7700 to zero correct the DCV input when it is scanned.
FUNC 'VOLT',(@101)
ROUT:CLOS (@101)
VOLT:REF:ACQ (@101)
VOLT:REF:STAT ON,(@101)
Rel, Math, Ratio, Channel Average, dB
' Select DCV.
' Use input level as rel value for DCV.
' Enable rel.
' Select DCV for channel 101.
' Set 1V rel value.
' Enable rel.
' Select DCV for channel 101.
' Close channel 101.
' Use input to channel 101 as rel value.
' Enable rel.
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