Application Scenarios
On a recent biscuit-packaging line upgrade in Eastern Europe, the OEM faced a familiar pain point: legacy 12-inch HMIs were too cramped for multi-language recipe screens, and the separate PROFINET switch inside each cabinet was eating up panel space and adding a failure point. By migrating to the 6AV2124-0QC02-0AX0, the engineering team leveraged the panel’s built-in 2-port Ethernet switch to daisy-chain three TP1500 units per line segment—no external switch required. The 1280 × 800 widescreen real estate allowed a full recipe overview, alarm list, and trend view to coexist on one page, cutting operator screen-navigation time by roughly 30%. When a line-side washdown occurred, the IP65-rated front bezel shrugged off the spray, and the 80,000-hour LED backlight has now run two years without dimming complaints.
Parameters
| Main Parameters | Value / Description |
|---|---|
| Product Model | 6AV2124-0QC02-0AX0 |
| Manufacturer | Siemens (SIMATIC HMI) |
| Product Category | Comfort Panel – Touch Operation HMI |
| Display | 15.4″ widescreen TFT, 1280 × 800 px, 16.7 M colors |
| Processor | X86 architecture |
| User Memory | 24 MB flash/RAM for project data |
| Interfaces | 2 × PROFINET (built-in switch) + 1 × independent PN port; 1 × MPI/PROFIBUS DP; 1 × RS422/485; 2 × USB 2.0 + 1 × Mini-B; 2 × SD card slots |
| Supply Voltage | 24 V DC (19.2–28.8 V range), typ. 1.5 A, ~36 W |
| Protection | IP65 front / IP20 rear, Type 4 / 4X front enclosure |
| Operating System | Windows CE 6.0 |
| Configurable From | WinCC Comfort V11 SP2 (successor 6AV2124-0QC02-0AX1 from V14 SP1) |
| Backlight MTBF | 80,000 h @ 25 °C, 0–100 % dimmable |
| Touch Keys (S7 Input) | 40 direct touch keys |
Technical Principles and Innovative Values
- Innovation Point 1 – X86 vs. traditional ARM HMI architecture. The 6AV2124-0QC02-0AX0 runs on an X86 processor rather than the lighter ARM cores found on Basic panels, which means smoother trend rendering, faster script execution (up to 200 scripts per project), and headroom for IE / PDF / Excel viewers baked into the firmware.
- Innovation Point 2 – Built-in 2-port PROFINET switch. Most 15-inch HMIs demand an external unmanaged switch to chain devices; the 6AV2124-0QC02-0AX0 integrates it, saving DIN-rail space, one power feed, and one potential failure node per cabinet.
- Innovation Point 3 – 16.7 M color depth on industrial glass. The 15.4″ TFT pushes far beyond the 65 k palette of entry-level panels—critical when color-coded batch-status dashboards or graded SPC charts are on screen all shift.
- Innovation Point 4 – “No-PC replacement” via SD card. Project updates or a full panel swap can be carried out with a prepared SD card; the 6AV2124-0QC02-0AX0 reboots into the new application without a programming laptop on the factory floor.
- Innovation Point 5 – Sm@rtServer embedded. Remote access for diagnostics or co-viewing with a service engineer is native—no third-party VNC gateway needed, a differentiator versus many competitor 15-inch peers in the same price band.
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