-Measuring, displaying and recording parameters:
-RMS voltage in each phase, asymmetric voltage, average voltage
-RMS current in each phase and Null
-THD voltage and current of each phase and Null
-Active and reactive power of each phase and the total three phases
-The power factor of each phase
-Line frequency, temperature and humidity
-Consumed active and reactive energy in four defined tariffs
-With a programmable relay, and a digital input
-Record parameters up to 10 years in sampling in one minute
-Transferring data to Flash memory with USB 2.0 interface as txt file
-Including RS485 slave Port and supporting Modbus RTU protocol
