راهنمای جامع فایروالهای صنعتی و تقسیمبندی شبکه OT
فایروالهای صنعتی نقش حیاتی در امنیت سایبری OT ایفا میکنند و از شبکههای PLC، DCS و SCADA از طریق بخشبندی، کنترل ورود/خروج و ادغام IDS/IPS مطابق با اصول IEC 62443 محافظت میکنند.






The Siemens 6ES7151-7AA21-0AB0 is an IM151-7 CPU interface module designed for the SIMATIC ET 200S distributed I/O system. This module integrates control functionality directly into the I/O station, featuring 128 KB of work memory for program execution and data processing. It operates as a PROFIBUS DP slave on the network, connecting via an integrated 9-pole D-sub socket. The unit requires a separate SIMATIC Micro Memory Card (MMC) for operation and is designed to function without a backup battery, simplifying maintenance.
| Manufacturer | Siemens |
| Part Number | 6ES7151-7AA21-0AB0 |
| Product Family | SIMATIC ET 200S |
| Module Type | IM151-7 CPU Interface Module |
| Work Memory | 128 KB |
| Communication Protocol | PROFIBUS DP (Slave) |
| Physical Interface | 9-pole D-sub socket |
| Memory Card Requirement | SIMATIC MMC (not included) |
| Power Source | Battery-free operation |
| Product Lifecycle Status | Phase-Out |
| Shipping Weight | 0.20 kg |
| Package Dimensions (W x H x D) | 6.00 x 11.95 x 7.50 cm |
| Harmonized Tariff Code | 85371091 |
| ECCN | EAR99 |
| Country of Origin | Germany (Estimate) |
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