The IDEC FC6 A-C16R1CE MicroSmart PLC CPU is a versatile controller with 16 integrated I/Os and a 24 VDC relay output. It includes an embedded SD memory port for data storage and an RS232C/RS485 interface, user-selectable for flexible connectivity. This compact unit supports up to 400 digital I/Os and 100 analog I/Os, catering to extensive automation needs.