BCJ's upcoming MID2100 series electronic impulse-energy meter . MID2100 series electronic impulse-energy meter provides a liquid crystal display and measurement functions of a full range of, such as voltage, current, active power, reactive power, power factor, frequency, power and energy of power quality parameters, at the same time with electric pulse output, switch, relay output and MODBUS-RS485 detection communication function, the power management system tailored to a high performance electric energy meter. frequency, power and wattless power of power quality parameters, at the same time with electric pulse output, switch, relay output and MODBUS-RS485 detection communication function, the power management system tailored to a high performance electric energy meter.