The OMRON CPM1A-40CDR-D-V1 is a compact, micro PLC CPU unit from the CPM1A Series . This self-contained unit integrates the CPU, power supply, and I/O into a single housing, making it ideal for applications requiring a higher I/O count in a small footprint. It features a 24 VDC power supply, 24 DC inputs, and 16 relay outputs .