EL3403-0010
The Beckhoff EL3403-0010 from the EL EtherCAT Terminals series is a compact EtherCAT Terminal enabling precise three-phase power monitoring up to 500 V AC via three voltage and three current inputs. It employs a True RMS measurement method with 16 bit analog output resolution, delivering power resolution of 50 mW, voltage resolution of 0.1 mV and current resolution of 5 μA. With voltage measurement accuracy of ±1% and current accuracy of ±1.5%, it operates between -25 to +60 °C, withstands humidity up to 95% (non-condensing) and features an IP20 protective rating. Weighing approximately 75 g, it mounts on a 35 mm DIN rail and carries CE and UL approvals for reliable industrial automation.