Davis Soil Moisture Sensor for use with Leaf/Soil/Temperature Station (6440)
The Davis 6440 Soil Moisture Sensor for use with wireless Temperature, Leaf Wetness and Soil Moisture monitoring station.
The Watermark Soil Moisture Sensor is an indirect, calibrated method of measuring soil water content. It is an electrical resistance type sensor. The Soil Moisture / Temperature Station converts the electrical resistance reading from the sensor into a calibrated reading of centibars of soil water suction with a range from 0 to 200 centibars.
Simple two wire connection to wireless monitoring station.
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