Campbell Scientific CR800 and CR850 Measurement and Control Systems - Manual (Page 478)

Appendix A. CRBasic Programming Instructions
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VaporPressure
Calculates vapor pressure from temperature and relative humidity.
Syntax
VaporPressure(Dest, Temp, RH)
WetDryBulb
Calculates vapor pressure (kPa) from wet‐ and dry‐bulb temperatures and
barometric pressure.
Syntax
WetDryBulb(Dest, DryTemp, WetTemp, Pressure)
A.6.9 Spatial Processing
AvgSpa
Computes the spatial average of the values in the source array.
Syntax
AvgSpa(Dest, Swath, Source)
CovSpa
Computes the spatial covariance of sets of data.
Syntax
CovSpa(Dest, NumOfCov, SizeOfSets, CoreArray, DatArray)
FFTSpa
Performs a Fast Fourier Transform on a time series of measurements.
Syntax
FFTSpa(Dest, N, Source, Tau, Units, Option)
MaxSpa
Finds the maximum value in an array.
Syntax
MaxSpa(Dest, Swath, Source)
MinSpa
Finds the minimum value in an array.
Syntax
MinSpa(Dest, Swath, Source)
RMSSpa
Computes the RMS (root mean square) value of an array.
Syntax
RMSSpa(Dest, Swath, Source)
SortSpa
Sorts the elements of an array in ascending order.
Syntax
SortSpa(Dest, Swath, Source)
StdDevSpa
Used to find the standard deviation of an array.
Syntax
StdDevSpa(Dest, Swath, Source)