The LUMEL ND22 3EUEDZE0000M0 is a digital true root-mean-square (RMS) meter with class 0.5 accuracy. It has an Ethernet interface and can be used for panel mounting. This meter is designed for a wide range of measurements, such as active, reactive, and apparent energy, demand, power factor, and so on. Additionally, it can measure many different types of parameters such as current, frequency, voltage, active, and reactive, as well as harmonic analysis. The ND22 offers user-friendly, intuitive operation, as well as a large number of extra features like self-calibration, automatic parameter setting, and pulse count testing.