The Beckhoff EL3174 EtherCAT Terminal is a 4-channel analog input module capable of reading ±10 V and ±20 mA signals with 16-bit resolution. Made by the reputable brand Beckhoff, this unit is designed specifically for industrial automation and motion control systems. With its EtherCAT communication interface, the EL3174 allows for fast and efficient data transmission, making it an essential component for PLCs and HMIs in various industrial applications.