- Part Number: 6AV6643-0ED01-2AX0
- Product Name: SIMATIC HMI MP 277 10″ Touch, Stainless Steel Front, Membrane-covered Retentive Display
- Status: Discontinued (Spare parts only; new orders not accepted)
- Key Features: 10.4″ TFT touch (65536 colors), IP66K/NEMA 4X front (stainless steel), EX Zone 2/22 approved, 24V DC, Windows CE, WinCC flexible/TIA Portal compatible, 2×USB, Ethernet, RS422/485, MMC/SD slot
1. Display & User Interface
| Parameter | Value |
|---|---|
| Display Type | 10.4″ TFT LCD |
| Resolution | 640 × 480 pixels |
| Colors | 65536 (16-bit) |
| Touch Type | Analog resistive touch |
| Backlight MTBF (25°C) | ~50,000 h |
| Front IP Rating | IP66K, NEMA 4X (installed) |
| Rear IP Rating | IP20 |
| Mounting Orientation | Vertical only |
| Max Tilt (no external vent) | ±35° |
| Control Options | Touch only (no physical keys) |
| Input Support | Numeric/alphabetical/hex keyboard; USB mouse/keyboard/barcode reader |
| Acoustics | Buzzer (message indicator) |
2. Electrical Parameters
| Parameter | Value |
|---|---|
| Supply Voltage | 24 V DC (industrial) |
| Voltage Range | 20.4 … 28.8 V DC (typical) |
| Rated Input Current | ~1.2 A (typical) |
| Typical Power Consumption | ~28.8 W (24V × 1.2A) |
| Max Power Consumption | ≤ 35 W |
| Inrush Current (I²t) | ≤ 0.5 A²·s |
| UPS Connectable | Yes (serial) |
| Backup Battery | Optional 3.6 V; min backup duration 3 h |
| Cooling | Passive convection (fanless) |
3. Hardware & Memory
| Parameter | Value |
|---|---|
| Processor | ARM (≥300 MHz) |
| OS | Windows CE |
| Main Memory (RAM) | 128 MB |
| User Data Memory | 6 MB usable Flash |
| Recipe Memory | 64 KB integrated Flash (expandable via MMC/SD) |
| Real-Time Clock | Battery-backed hardware RTC (synchronizable) |
| Expansion Slots | 1× MMC/SD card slot |
| USB | 2× USB 2.0 (for peripherals) |
4. Interfaces & Communication
| Interface | Specification |
|---|---|
| Ethernet | 1× RJ45 (10/100 Mbit/s; TCP/IP, Modbus TCP, S7 communication) |
| Serial | 1× RS422, 1× RS485 (PROFIBUS DP, Modbus, etc.) |
| Fieldbus Support | PROFIBUS DP (via RS485), Modbus, DF1 (Allen‑Bradley), FX (Mitsubishi), OMRON LINK/Multilink |
| PLC Compatibility | S7-200/300/400, S5, SINUMERIK, SIMOTION, Allen‑Bradley, Mitsubishi, OMRON |
| Configuration Transfer | Ethernet, USB, MMC/SD, MPI/PROFIBUS DP |
5. Mechanical Data
| Parameter | Value |
|---|---|
| Front Dimensions (W×H) | 325 mm × 263 mm |
| Weight (approx.) | ~4.2 kg (without packaging) |
| Housing (Front) | Stainless steel (IP66K/NEMA 4X) |
| Mounting | Panel/cabinet mount (clamps included) |
6. Ambient & Environmental
| Parameter | Value |
|---|---|
| Operating Temperature (vertical) | 0 °C … +50 °C |
| Operating Temperature (max tilt) | 0 °C … +35 °C |
| Storage/Transport Temperature | -20 °C … +60 °C |
| Relative Humidity (Operation) | ≤ 90% (non-condensing) |
| Certifications | CE, cULus, UL, CSA, FM Class I Div. 2, EX Zone 2/22, NEMA 4X/12 |
| Vibration/Shock | IEC 60068-2-6 (vibration), IEC 60068-2-27 (shock) |
7. Software & Functional Specs
| Feature | Value |
|---|---|
| Configuration Software | WinCC flexible 2005 SP1+ (Standard/Advanced), TIA Portal WinCC Comfort/Advanced/Professional |
| Variables | 2048 total; 200 per screen |
| Screens | 500 process images |
| Alarms | 32 alarm classes; 4000 bit messages; 200 analog messages |
| Recipes | 300 recipes; 500 data records/recipe; 1000 entries/record |
| Scripting | Visual Basic Script (50 scripts) |
| Languages | 32 project languages; 16 online/runtime languages |
| Remote Access | Sm@rtService, Sm@rtAccess (WinCC flexible) |
| Data Logging/Archiving | 20 archives; 10,000 entries/archive (MMC/SD) |
| User Management | 50 user groups; 32 user rights |







