The compact OTT Nimbus bubbler level sensor and logger performs continuous, unattended monitoring of surface water or groundwater level. Multiple digital interfaces provide the added capability of remote monitoring. Featuring a self-contained compressor, the Nimbus can be used as a stand-alone sensor/datalogger or in combination with an external, multichannel data logger, PC and telemetry devices.
Features:
- Easy to install and operate
- No stilling well or inlet pipe required
- Measuring range: 33 ft
- No drift – long-term, stable accuracy
- Integrated data logger stores up to 11,200 measured values, with sampling and logging intervals that can be preset from 5 minutes to 24 hours for maximum flexibility
- Integrated compressor – no external compressors or cylinder gas needed
- Optional display and user interface
- Operates off solar power or a single 12-volt battery
- Remote communications via SDI-12
- RS232 interface enables data transmission via land line or cellular modem, radio or satellite
Benefits:
- Better technology at a very affordable price
- Compact, self-contained
- Air pressure generated by internal, maintenance-free, Micro-Piston Pump with integral valve function
- No external compressors or cylinder gas needed
- No electronics touch the water
- Automatic zero-point compensation before each measurement provides long- term, stable accuracy
- Inexpensive bubble tube for easy configuration at site, eliminating problems associated with fixed transducer cable lengths
- Less susceptible to lightning-related problems
- Extremely quiet operation
Product Data:
| Specs |
|
| Range: |
14 °F to 140 °F
-10 °C to +60 °C |
| Accuracy: |
better than 1 cm (0.03 ft) |
| Resolution: |
m = 1 cm
mm = 5 mm
ft. = 0.01 ft |
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