The U3M ultrasonic "Mini Probe" level sensor has a 4 to 6-in. operating range and extends 2 in. above the ... oils, water, and slurries, as well as some solids. Madison Co., 27 Business Park Dr ...

Typically the level sensors 4-20 mA current signal is connected to a local controller or centralized control system that may include a PLC, SCADA, DSC or stand-alone level controller. Both of these ...

A low-cost (~$100), do-it-yourself (DIY) ultrasonic water level sensor/datalogger has been designed, constructed, and tested for use in education, citizen/community science, and research settings. The ...

But like I said, it's a cool project. I've thought about building an ultrasonic water level sensor, connected to an ESP32 or Pi Zero to report water levels to ...

Now with a new ultrasonic sensor developed by Centre for Development of Advanced Computing (C-DAC), the KWA is getting updates about water level at regular intervals via SMSs.

That level of destruction, if proven consistent, Knight said, could mark a significant breakthrough in how cities nationwide tackle some of the most persistent and hazardous pollutants in their water.

Eight locations in Calcutta that are prone to flooding would be monitored with ultrasonic water-level sensors capable of recording waterlogging data even as it rains. Transmitters would send the data ...