DW9T series color screen three-phase multifunctional power meter

3.5-inch 320 * 240 TFT color LCD display screen with optional three-phase voltage and current total harmonic measurement, as well as sub harmonic measurement; Optional 8 time periods and 4 rate statistics functions. It has the function of maximum demand statistics, including 32 event recording functions for current, active/reactive/apparent power, parameter modification, and alarm action. It can measure a total of 28 electrical parameters such as voltage/current/active power/reactive power/frequency/power factor, etc. The signal frequency can accurately measure RS485 communication interface (up to 2 channels) in the range of 45-400Hz. It adopts Modbus RTU communication protocol with up to four switch inputs and switch outputs, fully isolated input/output, and has remote signaling and remote control functions. Optional 1 channel (customizable 2 channels) 4-20mA analog transmission output function