OTT SE 200
OTT SE 200 float-operated shaft encoder water level sensor
The OTT SE 200 float-operated shaft encoder level sensor provides proven water level measurements in continuous, unattended monitoring in ground and surface water applications. A measured value is being calculated via internal processing and is available via the interfaces SDI-12 and 4 ... 20 mA.
- Surface water, Groundwater
- Water level
- Float-operated Shaft Encoder
- Continuous water level measurement - for use with external data logger
- ±30 m
- No
- SDI-12 or 4 ...20 mA
- Easily mounts into a 4, 5 or 6-inch pipe with optional pipe mount kit
- 4 ... 20 mA signal or serial data interface SDI-12 available
- Improved resolution by allocation of 4 ... 20 mA signal to the actually required measuring range possible
- Simple system integration with standard signal 4 ... 20 mA
- Variable: can be supplied with float cable or beaded cable
For water level measurement of:
- Streams, rivers, channels, or canals
- Groundwater wells
| Measurement range | |
| SDI-12 | ±30 m |
| 4 ... 20 mA | 0 ... 1 m, 0 ... 10 m, 0 ... 30 m |
| Resolution | |
| SDI-12 | 0.01 or 0.001 m - selectable |
| 4 ... 20 mA | 0.1 % FS |
| Accuracy | |
| SDI-12 | 0.003 % FS ±1 Digit |
| 4 ... 20 mA | 0.1 % FS |
| Units | m; cm; ft |
| Interfaces | SDI-12 or SDI-12 / 4 ... 20 mA |
| Electrical data | |
| Power supply | 9 ... 30 V |
| Power consumption | |
| SDI-12 Sleep Mode | <400 µA |
| SDI-12 Active Mode | <2 mA |
| Dimensions L x W x H | 82 mm x 82 mm x 34 mm |
| Weight | 0.250 kg |
| Protection class | IP54 |
| Operating Temperature | -20 .... +70 °C |
| Pulley circumference | 200 mm |
| Standard float cable | 1 mm Ø, other diameters programmable |
| Lenght connection cable | 10 m, 15 m or 30 m |