The Omron CP1W-32ER is a PLC CPU module designed for use in the C200H line of PLCs. It features 32 input/output points, two high-speed counters, two (2) serial ports, and nine built-in data registers. The module is available with either 0 KB, 4 KB, 8 KB, or 16 KB of data memory. The model number indicates the module's memory configuration (32ER = 16 KB). The module can be programmed using Omron's CX Programmer (CX-Programmer or CX-One) software. It is compatible with the C200H I/O, ladder logic and other Omron PLCs.