Multifunctional Harmonic Meter The multifunctional harmonic meter is a high-precision measuring device focused on power system parameter monitoring and harmonic analysis. Integrating "full-parameter measurement, accurate harmonic analysis, data visualization, and abnormal early warning" in one, it provides power quality monitoring solutions for scenarios such as industrial power distribution, commercial buildings, and new energy stations. It helps users grasp real-time power consumption status, identify harmonic interference, and ensure the safe operation of equipment.