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Campbell Scientific OBS-3A Turbidity and Temperature Monitoring System User Manual

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OBS-3A Turbidity and Temperature Monitoring System

You will be asked whether or not you want to log data to a file on your
computer.

After setting the parameters, you can also press the Save Configuration To
File
button to save the configuration to be used at a later time.

You can press the Load Configuration From File button to load a
configuration that has previously been saved. The configuration can then be
edited and/or started in the OBS-3A.

After setting the parameters, press the Start Cyclic Survey button to begin
logging data. Go to the Connection tab and press Disconnect to disconnect
from the OBS-3A. Unplug the test cable. Install dummy plug and locking
sleeve. The instrument is then ready for deployment.

Sensor Measurements


Select the check boxes next to the sensor measurements you wish to make.
For Depth, OBS (NTU), and OBS (mg/L), use the drop-down boxes next
to Statistics to select the desired statistics for the measurement.

Units of Measure


Select the units for depth (Meters or Feet).

Water Density


Specify the water temperature and salinity. The specified temperature and
salinity only affect the depth calculation. They do not influence
temperature or salinity measurements.

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