The Octopus 4 is the most complete data recorder in the HYDREKA range.
It is compact and waterproof and has up to four input channels(analogue or digital) and two output channels (servo control, alarms).
The Octopus 4 is a real data acquisition station. Each channel can record 69,500 data values that are available in local mode through the STN line, or through the GSM network (data and SMS).
The recorder can be used in portable mode or as a fixed station.It has its own standalone power supply and can be used to record data such as flow rate, level, rainfall, physical-chemical characteristics, and many other parameters.