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Watermark Soil Moisture...
Watermark Soil Moisture Sensor
In use since 1978, the patented WATERMARK sensor is a solid-state electrical resistance sensing device that is used to measure soil water tension. As the tension changes with w...
The WATERMARK Meter is a hand held device designed for reading WATERMARK sensors in the field. The digital readout displays the sensors’ soil moisture status in centibars (cb) ...
Watermark Electronic Mo...
Watermark Electronic Module — WEM
OPERATING PRINCIPLE: The WATERMARK Electronic Module works in conjunction with a residential or commercial type irrigation controller to suspend irrigation when soil moisture s...
Designed for home owners and using the proven WATERMARK sensor, this simple device “controls the controller” so that watering is only allowed when necessary based on soil moist...