The Omron NX-CIF105 is a serial communication interface unit for the NX-series I/O system, designed to seamlessly integrate RS-422A/RS-485 serial devices into EtherCAT-based industrial automation networks. It provides one isolated serial port, supporting both 2-wire (RS-485) and 4-wire (RS-422A) operation for flexible connectivity with a wide range of serial peripherals such as temperature controllers, inverters, barcode readers, and sensors