BK5220
The Beckhoff BK5220 is a compact EtherCAT bus coupler from the BK EtherCAT Bus Couplers series by Beckhoff. It supports 64 bus terminals (extendable to 255), handles 512-byte input and output, auto-detects data rates, operates on 24 V DC, and weighs approx. 130 g. Its operating temperature range is -25C to +60C.