Module overview: EPI4xxx, ERI4xxx
| Module | Number of analog | Signal  | Housing | Comment | |
|---|---|---|---|---|---|
| Inputs | Outputs | ||||
| EPI4374-0002 | 2 | 2 | 4 x M12 | Industrial housing | two configurable analog inputs and two configurable analog outputs | 
| ERI4374-0002 | 2 | 2 | 4 x M12 | Die-cast zinc housing | two configurable analog inputs and two configurable analog outputs |