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This product is no longer available.

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Services Available
Repair No
Calibration No
Free Support No

Overview

When the 20915 is ordered, Campbell Scientific will perform a 5-point sedimentation calibration for an OBS-3, OBS300, OBS-3A, or OBS500 turbidity sensor. 

The customer must send Campbell Scientific a dry sample of sediment from the water that will be monitored.


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