... controller provides the control functions: I/O modules provide the inputs and outputs. 24 VDC, 48 VDC, or 125 VDC ... of V 3DAI05, Analog input as of V 3DAO01, Analog output as of V 3DCO01,Communication moduleDLM01DCP02DCP10, CPU moduleRDI01RDO01RAI01RAO01DDI01, Digital input ... input as of V 5.1DDO01, Digital output as of V 3DDO02, Digital output as of V 3DDO04DFI01, Frequency input as of ...