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Model 2790 SourceMeter
Math
The Model 2790 has built-in math calculations that are accessed from the MATH menu.
The basic math functions include mX+b, percent, and m/X + b. With a 7751, 7752, or
7753 installed, the following calculations are available:
S1Iohms With a 7751, 7752, or 7753 installed in slot 1, the low ohms calculation is
S1Vohms With a 7751 or 7753 installed in slot 1, the high ohms calculation is available.
S2Iohms With a 7751, 7752, or 7753 installed in slot 2, the low ohms calculation is
S2Vohms With a 7751 or 7753 installed in slot 2, the high ohms calculation is available.
Figure 5-1
the factory defaults.
klqb
Figure 5-1
MATH menu tree
REF: +1.000000 ^
klqb
®
Switch System Reference Manual
available.
available.
shows the MATH menu tree. Note that the settings shown in the menu tree are
The various instrument operations, including Math, are performed on the input
signal in a sequential manner. See Appendix C for details. It includes flowcharts
showing where in the processing sequence that the Math operation is performed.
SHIFT
MATH
mX+B
PERCENT
M: +1.000000 ^
B: +00.00000 m
A Math operation can be used with the ratio and channel average calculation.
The ratio or channel average reading will be used in the calculation for the
selected math function.
M/X + B
SxIOHMS
7751/7752/7753 7751/7753
x = slot number (1 or 2).
7753 should be installed in slot 1
for optimum measurement accuracy.
UNITS: X
5-7
SxVOHMS
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