Campbell Scientific LoggerNet Datalogger Support Software - Manual (Page 229)

Section 7. Creating and Editing Datalogger Programs
In addition to actual sensors, Short Cut provides functionality to perform
various calculations and effect some simple control:
Some of these calculations may require additional sensors, or sensor
measurements stored in particular units. See the help for each calculation to
determine the necessary inputs. Note that there is also a User Entered
calculation available in the Calculations folder. With it you can enter your own
custom calculation.
In the example below, a new measurement, AirTF, is being created by
performing calculations on an existing measurement, AirTC:
Refer to the online help for complete information on creating User Calculation.
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