Omron CJ1W-ID201 Basic I/O Modules, 8 input (DC)
Omron CJ1W-IA201 Basic I/O Modules, 8 input (AC)
Omron CJ1W-ID231 Basic I/O Modules, 32 input (DC)
Omron CJ1W-ID261 Basic I/O Modules, 64 input (DC)
Omron CJ1W-OD201 Basic I/O Modules, 8 output (transistor)