The IDEC FC6 A-C16R1 AE MicroSmart PLC CPU is a versatile controller with 16 I/O ports and relay output capability. It operates within a 100-240 VAC voltage range and includes an embedded SD memory port for data storage. The unit offers flexibility in communication with selectable RS232C or RS485 protocols. It supports up to 400 digital I/Os and can manage up to 100 analog I/Os, catering to a wide range of automation needs.