... multifunction meter 1.panel meter 2.high sensitivity 3.high quality DC/AC multifunction meter Description ... is class 0.5, achieved LED/LCD display on spot, RS485 digital interface ... SpecificationParameter Input voltage displayNetwork3 phase 3 line,3 phase 4 line Voltage Rated voltageAC100V ... rate1 classDisplayProgrammable, switching, circular two, three, or four rows LED display PowerOperation rangeAC ...