73L-II5B и другие
| Компонент | Описание | Производитель | |
| 73L-II5 | Contact Closure DC Input Modules |
Grayhill, Inc |
 |
| 73L-II5000 | Contact Closure DC Input Modules |
Grayhill, Inc |
|
| 73L-II50M | Contact Closure DC Input Modules |
Grayhill, Inc |
|
| 73L-II5B | Contact Closure DC Input Modules |
Grayhill, Inc |
|