The hardware was assembled by connecting the Arduino UNO R4 WiFi, the PZEM 004T, the current transformer, and the OLED ...

There are many energy meters out there either with DIY hardware or commercial meters, which need to be permanently installed in your electrical switchboard. Before starting this project, I was ...

Abstract: The Smart Energy Meter represents a significant improvement in automated billing systems, offering better efficiency, speed, convenience, and reliability compared to conventional meters. In ...

Abstract: Optical power meters (OPMs) are elementary devices, necessary in a wide variety of applications to determine the power of incident light. As an alternative to costly commercial devices, very ...