Turbidity Sensors / OBS-3-L
RETIRED ›
This product is not available for new orders.
This product is not available for new orders.
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Overview
The OBS-3 measured both turbidity and suspended solids. Its turbidity range was 0 to 4000 NTU. A nearly linear response to particle concentrations of turbidity spanned more than three orders of magnitude. (OBS® is a registered trademark of Campbell Scientific.)
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Compatibility
Note: The following shows notable compatibility information. It is not a comprehensive list of all compatible or incompatible products.
Dataloggers
| Product | Compatible | Note |
|---|---|---|
| 21X (retired) | ||
| CR10 (retired) | ||
| CR1000 (retired) | ||
| CR10X (retired) | ||
| CR200X (retired) | ||
| CR206X (retired) | ||
| CR211X (retired) | ||
| CR216X (retired) | ||
| CR23X (retired) | ||
| CR295X (retired) | ||
| CR3000 (retired) | ||
| CR500 (retired) | ||
| CR5000 (retired) | ||
| CR510 (retired) | ||
| CR800 (retired) | ||
| CR850 (retired) | ||
| CR9000 (retired) | ||
| CR9000X (retired) |
Specifications
| Non-Linearity of Turbidity | 2% (formazin, 0 to 2000 FTU) |
| Drift | < 5% (per year) |
| Settling Time | < 1 s |
| Input Voltage | 9 to 16 Vdc |
| Infrared Wavelength | 875 nm |
| Maximum Depth | 500 m (1640.5 ft) |
| Diameter | 3 cm (1.2 in.) |
| Length | 18 cm (7.1 in.) |
| Weight | 181.4 g (0.4 lb) |
Documents
Brochures
Manuals
Case Studies
High-grade coal has been mined on the West Coast of New Zealand since the 1870s.......read more
D & A Instruments (now part of Campbell Scientific) assisted the USDA National Sedimentation Laboratory......read more