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| Services Available | |
|---|---|
| Repair | No |
| Calibration | No |
| Free Support | No |
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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