Water level & Raindrop sensors
Here you will find all sensors for detecting the presence of water. We offer sensors that can measure water levels and sensors that can detect raindrops. Useful for automatically closing windows when it starts to rain!
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Analog water level sensor
This analog sensor is an easy to use water level/drip sensor. The parallel tracks conduct the current back to the signal output (S) to a greater or lesser extent depending on the amount of water.
Supply voltage: 3-5VDC
Current: < 20mA
Dimensions of detection area: 40x20mm In stock -
Raindrop meter analog/digital
This raindrop meter measures how much water is on its surface.
On the analog output (AO) you can measure how much water is on it with a signal between 0 and Vcc.
The digital output (D0) gives 0 or 1 depending on the threshold set with the potentiometer.
At a certain amount of water the output will go to 0. If it is dry or below the threshold the ou... In stock -
Water level sensor optical analogue
Optical water level sensor with cable of +/- 50cm.
The sensor measures whether one or more of the sensor's surfaces are in contact with a liquid.
For mounting examples, please see the article images.
Connect the sensor to 5V according to the diagram in the last picture (resistors not included, see additional articles).
The analog output can be con... -
Water level sensor/Float on/off with float at right angles
Water level sensor with a float that can be mounted on the side of a water tank. When the water level is high, the contact is closed. When the water level is too low, the contact breaks.
Cable length: ~37.5cm
Switches maximum: 100VDC/220VAC, 0.5A In stock -
Water level sensor/Float on/off with float straight
Water level sensor with a float that can be mounted on the side of a water tank. When the water level is high, the contact is closed. When the water level is too low, the contact breaks.
Cable length: ~37.5cm
Switches maximum: 100VDC/220VAC, 0.5A In stock


