Campbell Scientific PC400 Datalogger Support Software - Manual (Page 72)

Section 5. Split
The following array of ASCII data will be used for all Mathematical function
examples.
0105 0176 1200 -07.89 55.10 12.45 270.5
Abs(x) returns the absolute, or positive value of element x.
Examples:
Abs(4) = 7.89
Abs(4 ∗5) = 434.74
Arctan(x) returns the arc tangent of element x in degrees.
Examples:
Arctan(7) = 89.788
Arctan(7/6) = 87.365
Cos(x) returns the cosine of element x in degrees.
Examples:
Cos(5) = .57215
Cos(5-6) = .73551
Exp(x) returns the exponential base e to the power of element x.
Example:
Exp(4) = .00037
Frac(x) returns the fractional value of the element x.
Examples:
Frac(4) = -.89
Frac(6+7) = .95
Int(x) returns the integer portion of the element x.
Examples:
Int(7) = 270
Int(5 ∗6) = 685
Ln(x) returns the natural log of element x.
Examples:
Ln(6) = 2.5217
Ln(7/6 ∗5/1) = 2.4337
Sin(x) returns the sine of element x in degrees.
Examples:
Sin(7) = -.99996
Sin(7-2+5) = .50603
Spatial functions, included under Mathematical functions, operate on a per
Output Array basis. The average, maximum, minimum, and standard deviation
of a specified group of elements within an array are calculated.
5-24