1. LCD/LDE display 2. Rs485 digital interface. 3. 96*96MM size. Function1. Programable, digital communication, various output functions.2. Measure and display three-phase voltage, three-phase current, active power, reactive power, power factor. frequency and four-phase electricity energy.Technical Parameter AccuracyU,I 0.2 class, P,Q 0.5 class, Active electric energy 0.5 class, Reactive electric ...