1. Displaying V, I, P, PF, F, Kw 2. RS485 output / DC4-20mA output / DI / DO 3. LED display YD8380 series panel meter operation instructionGeneral descriptionYD8380 series single phase multi-function panel meter can measure all the parameters in single phase and LED display real time measured value, CT, PT, display menu can be set from the buttonModel descriptionsYD8380: single phase current, ...