Description
High-feature DI module. 16 inputs 24VDC with per-channel wire-break and short-circuit diagnostics. Suitable for Zone 2 use with barrier.
SM 521-1 16x DI 24VDC HF
16-channel DI HF, per-channel diagnostics, 24VDC
Additional information
| Brand | Siemens |
|---|---|
| Automation Category | Advanced PLCs |
| Series | S7-1500 |
| Product Type | Signal Module – DI |
| Part Number | 6ES7521-1BH00-0AB0 |
