SENTRON, measuring device, 7KM PAC4200, LCD, L-L: 690 V, L-N: 400 V, 5 A, 3-phase, Modbus TCP, optionally Modbus RTU / PROFINET / PROFIBUS / DI/DQ, apparent / active / reactive energy / cos phi, harmonics: 2nd - 64th, THD, Class 0.2 acc. To IEC 61557-12 or Class 0.2 s acc. To IEC 62053-22, wide-range power supply 95 to 240 V +-10% (AC), 110 to 340 V +-10% (DC) screw terminals