This means that in addition to general object detection, they can also be used for liquid-level ... Figure 2 Ultrasonic sensors can be used for HVAC and lighting controls to turn heating and cooling ...

Water Level Sensor for Leak Detection ... measure distance using a variety of methods. In this case, Arduino distance sensors use sound to work out how distant objects are. Ultrasonic waves ...

This is an Arduino-based Proximity Sensor circuit wired using the popular HC-SR04 Ultrasonic ranging module,used here for non-contact object detection purpose. The HC-SR04 module includes ultrasonic ...

SST Sensing has partnered with Sparkfun to develop a simple to implement solution for single point liquid detection using infrared technology. The solution comprises an Optomax Digital liquid level ..

Sensortechnics introduces the new CLD series of non-invasive ultrasonic fluid monitoring sensors. These devices enable continuous bottom-up liquid level detection based on ultrasonic time-of-flight ...

In his write-up, [Mike] started by listing all the different sensors he had considered to measure the oil level and ... the picture above using PVC parts. Enclosed are the ultrasonic sensor ...