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CRS451/CRS456 Submersible Water-Level Recording Sensor
7.4 Compensating Measurements for Barometric Pressure
The CRS45X pressure transducer is unvented; therefore it is monitoring sealed
gage pressure and should be corrected for barometric pressure.
7.4.1 Using an Additional CRS45X
One simple way to complete this correction is to deploy an additional CRS45X
as a reference sensor. For this method, in the Select Field Application window,
choose Barometer Pressure Reference (see Section 7.3,
Configure CRS45X for
Measurements
).
7.4.2 Using a Barometer
The barometric pressure data from a nearby Campbell Scientific weather
station or other Campbell Scientific monitoring platform can also be used to
compensate for barometric pressure. The
Data
tab is used to process and
merge the data file from the test sensor with the data file from the barometric
reference sensor. The procedure for doing this follows:
1. Press the browse button next to the
Collected Data File
field to browse to
the data files retrieved from the CRS45X.
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Содержание CRS451
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Страница 34: ...Appendix A Calibration Certificate A 2...
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