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 6AV7881-4AE00-7EA0 is a SIMATIC IPC277D Nanopanel PC, designed for industrial human-machine interface (HMI) and control applications. This unit features a 15-inch Touch TFT display, providing an intuitive interface for operators. It is equipped with an Atom E660 (1.3 GHz) processor and 2 GB RAM, ensuring reliable performance for embedded tasks. Connectivity options include two 10/100/1000 Mbps Ethernet RJ45 ports, three high-current USB V2.0 ports (including a front-accessible USB), and one serial (COM 1) interface. For data storage, it includes a 50 GB SSD SATA (High Endurance) and a CompactFlash slot for expansion. The unit operates on a 24 V DC power supply and comes pre-installed with Windows 7 SP1, MUI (SSD), without SIMATIC software.
The SIMATIC IPC277D Nanopanel PC is suitable for a wide range of industrial applications requiring a compact, robust, and reliable HMI and control platform. Typical uses include:
| Parameter | Value |
|---|---|
| Manufacturer | Siemens |
| Range | Simatic Panel PC |
| Subrange | IPC277D |
| Product Type | Nanopanel PC |
| Display | 15" Touch TFT |
| Processor | Atom E660 (1.3 GHz) |
| RAM | 2 GB |
| Storage | 50 GB SSD SATA (High Endurance) |
| Operating System | Windows 7 SP1, MUI (SSD) |
| Ethernet Ports | 2x 10/100/1000 Mbps RJ45 |
| USB Ports | 3x USB V2.0 (High Current, including Front USB) |
| Serial Ports | 1x Serial (COM 1) |
| Expansion Slot | CompactFlash Slot |
| Power Supply | 24 V DC |
| Product Phase | Phase-Out |
| Package Dimensions (Calculated) | 60.50 x 41.50 x 6.50 cm |
| Shipping Weight | 4.55 kg |
| Commodity Code | 85371098 |
| Export Control Regulations (ECCN) | 5A992 |
| Interface Type | Details |
|---|---|
| Ethernet | 2x RJ45 (10/100/1000 Mbps) |
| USB | 3x USB V2.0 (High Current), including one front-accessible port |
| Serial | 1x COM 1 |
| Storage Expansion | CompactFlash Slot |
| Power | 24 V DC terminal |
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Returns & Warranty
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For full eligibility, restocking fees, and international return details, please view our official Refund & Return Policy .
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آلمان
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