| Category | Verified Official Technical Parameter |
|---|---|
| MLFB Order No. | 6AV7853-0BE20-3BB1 |
| Product Line | SIMATIC Panel PC 477B (OEM industrial integrated touch IPC) |
| Display | 15-inch TFT analog resistive touch, 1024×768 XGA, 65536 colors |
| Processor | Intel Celeron M UVL 1.0 GHz single-core low-power CPU |
| Main Memory | 1 GB DDR2 SDRAM, expandable onboard |
| Local Storage | 4 GB industrial CFast card, shock-resistant solid-state storage |
| Preinstalled OS | Windows XP Embedded SP2 industrial embedded system |
| Power Input | 24 V DC (20.4–28.8 V DC), reverse polarity protection |
| Network Interfaces | Dual independent 10/100 Mbps Ethernet RJ45 ports |
| Serial Interfaces | 1× RS232 COM, 1× RS485 (MPI/PROFIBUS DP compatible) |
| USB Ports | 5× USB 2.0 (1 front accessible, 4 rear panel mounted) |
| Protection Rating | Front panel IP65 dust/water splash resistant, rear IP20 |
| Operating Temp | Horizontal installation: 0°C ~ +50°C; vertical derate to 45°C |
| Backlight Lifespan | Min. 50,000 hours continuous operation |
| Mounting | Standard cabinet flush mounting, aluminum front frame |
| Weight | Approx. 8.3 kg complete unit |
| Supported Software | WinCC Flexible RT, TIA WinCC Runtime, custom industrial SCADA |





