by Stevens Water Monitoring Systems, Inc.
The Stevens SDI-12 Shaft Encoder is a float-operated level sensor that measures the stage (level) of steams, rivers, lakes, and reservoirs. The SDI-12 Shaft Encoder can easily interface with data loggers and/or other equipment that have SDI-12 communication ports. In normal operation the SDI-12 Shaft Encoder obtains its power from the data logger ...