ABB D1M 20 Modbus: Power meter with aux supply 85-265 V AC/DC, Modbus RTU RS485, 2 digital inputs and 2 digital outputs, class 0.5 accuracy for active energy according to IEC 61557-12 PMD, LCD display

D1M 20 Energy analyser for LV and MV networks, 3 or 4 wires, for balanced and unbalanced load: Voltage, current, average current, frequency, power factor, active/reactive/apparent power and energy, average active/reactive/apparent power and energy, produced/consumed energy measurement, %THDV and %THDI, 40th individual harmonic Active energy Class 0.5 according to IEC 61557-12. Auxiliary voltage: 100-230 V AC/(DC ± 15%) Din Rail mounted main unit with 1A and 5A current transformer inputs (3 module width).

Communication protocol Modbus RTU, 2 digital inputs, 2 digital outputs.