As a valve position sensor that allows for direct connection to DeviceNet fieldbus networks, the Ni 4-DSU35-2DNETX5-H1150 is designed for use in harsh duty industrial environments. Incorporating dual ...
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 ...
Abstract: This article proposes a nondestructive multichannel sensor for liquid-level detection based on spoof surface plasmon polaritons (SSPPs). A mathematical model for liquid-level sensing is ...