Keithley 6482, Reference Manual

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6482-901-01 Rev. A / August 2012 Return to Section Topics 5-9
Model 6482 Dual-Channel Picoammeter / Voltage Source Reference Manual Section 5: Relative, Math, Ratio, and Delta
RATIO and DELTA function programming example
Table 5-8 summarizes commands that program the following RATIO and DELTA functions:
• RATIO function: CALC3/CALC4
• DELTA function: CALC4-CALC3
Table 5-8
RATIO and DELTA programming example
Command Description
:CALC5:FORM C3C4
:CALC5:STAT ON
:OUTP1 ON;OUTP2 ON
:INIT
:CALC5:DATA?
:CALC6:FORM C4C3
:CALC6:STAT ON
:INIT
:CALC6:DATA?
:OUTP1 OFF;OUTP2 OFF
Select CALC3/CALC4 ratio.
Enable ratio function.
Turn on outputs.
Trigger ratio reading.
Request ratio reading.
Select CALC4-CALC3 delta.
Enable delta function.
Trigger delta reading.
Request delta reading.
Turn off outputs.