... 2.5KHz, 32 parameters 3 line LED display DW series digital 3-phase multifunction Power MeterDW/MDW 3 line 4 digits LED ... functions can indicate by customer when ordering.3) Output: 2-3 alarm output, act as 3-phase under-voltage/lacking phase/over current/ ... ,thermocouple (TC and RTD), Panel Meter, Sensor Meter, inductor, Power Meter, Coulometer, Voltage Meter, Ampere Meter, Counter, Tacho Meter, ...