Campbell CR1000 User Manual

Appendix A. CRBasic Programming Instructions
TableFile
Writes a file from a data table to a CR1000 memory drive.
Syntax
TableFile("FileName", Options, MaxFiles, NumRecs /
TimeIntoInterval, Interval, Units, OutStat, LastFileName)
A.2.3 Processing for Output to Final-Data Memory
Read More See Data Output-Processing Instructions (p. 145).
FieldNames
Immediately follows an output processing instruction to change default field
names.
Syntax
FieldNames("Fieldname1 : Description1, Fieldname2 :
Description2…")
A.2.3.1 Single-Source
Average
Stores the average value over the data-output interval for the source variable or
each element of the array specified.
Syntax
Average(Reps, Source, DataType, DisableVar)
Covariance
Calculates the covariance of values in an array over time.
Syntax
Covariance(NumVals, Source, DataType, DisableVar, NumCov)
FFT
Performs a Fast Fourier Transform on a time series of measurements stored in an
array.
Syntax
FFT(Source, DataType, N, Tau, Units, Option)
Maximum
Stores the maximum value over the data-output interval.
Syntax
Maximum(Reps, Source, DataType, DisableVar, Time)
Median
Stores the median of a dependant variable over the data-output interval.
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Campbell CR1000 Specifications

General

Power Requirements	9.6 to 16 VDC
Data Logger Operating System	CRBasic
Memory	4 MB
Analog Inputs	16 single-ended or 8 differential
Analog Input Resolution	13 bits
Analog Input Range	+/-2.5V
Digital I/O	8
Pulse Counters	2
Communication Ports	RS-232
Operating Temperature	-25°C to +50°C
Pulse Channels	4