ProCheck
4. The Menus
12
raw analog to digital count (ADC) in the form of a fifth
order polynomial. For more information on creating a cus-
tom calibration, please refer to the literature section of our
website at www.decagon.com for an Application Note.
NOTE: Custom calibrations are in terms of m
3
/m
3
. Unit
conversions are applied after the custom calibration is applied.
Entering a Custom Calibration
To enter your custom calibration into the ProCheck, navi-
gate to the Calibration Type sub menu (in the Config
Menu) and select a sensor. Press
ENTER
until the medium
type says Custom. Then press
ENTER
on the coefficient
option to get to a summary screen like the one below.
Each coefficient corresponds to a letter in the polynomial
above. Below the polynomial is the value of each coefficient
in scientific notation. To edit a coefficient, press
ENTER
when the desired coefficient is highlighted. You will see a
screen like the one below.
