Water level alarm

RPS1 is a sensor for measuring the presence of rain or snow. It is equipped with a heater that keeps the transducer dry, avoiding false signals due to fog or condensation. RPS1 has an ON/OFF relay output and a 4-20mA analog output proportional to the percentage of wetted surface and a 0-2Vdc signal proportional to the soiling of the surface....
Read moreMicroVen1 is a datalogger for micro and mini wind applications tested at a Measnet center, compliant with IEC61400-12. It works with 2 AA batteries recharged by a solar cell and can connect n.2 anemometers, n.2 wind vane and n.1 thermometer. Minimum cost....
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