6517B-900-01 Rev. A / Jun 2008
Return to
4-17
Model 6517B Electrometer User’s Manual
Section 4: Measurement Options
Deviation:
Where:
X is the normal display reading
Y is the user-entered reference value
Deviation is the displayed result
Ratio:
Where:
X is the normal display reading
Y is the user-entered reference value
Ratio is the displayed result
Log10 (logarithmic):
log
10
X = Y
Where:
X is the input reading
Y is the logarithmic result
Selecting and configuring math
The procedure to select and configure a math calculation is summarized as follows:
1.
Press
CONFIG
and then
MATH
to display the following math filter menu options:
NONE:
Selects no calculation when the MATH key is pressed.
POLYNOMIAL:
Selects the polynomial calculation and enters the constants (a2, a1,
and a0).
PERCENT:
Selects the percent calculation and enters the target value (reference).
% DEV:
Selects the percent deviation calculation.
DEVIATION:
Selects the deviation calculation.
RATIO:
Selects the ratio calculation.
LOG10:
Selects the logarithmic calculation.
2.
Use the menu items to select and configure math. A menu item is selected by placing the
cursor on it and pressing
ENTER
. Parameter values are changed using the cursor keys
(
and
)
and the
RANGE
keys (
and
)
, and then pressing
ENTER
.
Deviation
X
Y
–
(
)
Y
-----------------
=
Ratio
X
Y
---
=
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