SIMATIC S7-300, Digital input SM 321, Isolated 16 DI, 120/230 V AC, 1x 20-pole
| Product | |
| Article Number (Market Facing Number) | 6ES7321-1FH00-0AA0 |
| Product Description | SIMATIC S7-300, Digital input SM 321, Isolated 16 DI, 120/230 V AC, 1x 20-pole |
| Product family | SM 321 digital input modules |
| Product Lifecycle (PLM) | PM300:Active Product |


