Product Overview
The Siemens 6AV6644-0AA01-2AX0 is a high-performance SIMATIC MP 377 12-inch Touch Multi Panel designed for demanding industrial operator control and monitoring. Featuring a 12.1-inch TFT color display with 65,536 colors and 800 x 600 pixel resolution, this HMI provides clear visual feedback and intuitive touch interaction. With 12,288 kbyte of user memory and a multimedia card slot supporting up to 128 MB, it offers ample storage for applications. Part of the renowned Siemens SIMATIC series, the 6AV6644-0AA01-2AX0 ensures reliable operation in factory automation, process control, and machine building.
Technical Specifications Breakdown
The Siemens 6AV6644-0AA01-2AX0 delivers critical performance metrics for demanding HMI tasks. Below are the key specifications from the product datasheet:
| Parameter |
Value |
| Display Design |
TFT |
| Screen Diagonal |
12.1 in |
| Color Display |
Yes |
| Number of Colors |
65,536 |
| Resolution (WxH) |
800 x 600 pixels |
| Control Elements |
Touch screen |
| Memory Type |
Flash / RAM |
| User Data Memory |
12,288 kbyte |
| Memory Card Slot |
1x Multimedia Card slot, up to 128 MB |
| Housing Front (WxH) |
335 mm x 275 mm |
| Mounting Cutout (WxH) |
310 mm x 248 mm |
| Overall Depth |
72 mm |
| Weight |
3.8 kg |
| USB Connections |
For mouse/keyboard/barcode reader |
The 12.1-inch TFT screen with 65,536 colors provides vivid visualization of process data, alarms, and graphics, while the resistive touch interface enables gloved-hand operation. The 12,288 kbyte user memory allows storing complex projects with multiple screens and scripts.
Industry Applications
The Siemens 6AV6644-0AA01-2AX0 excels in environments requiring rugged operator panels. Typical applications include:
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Manufacturing lines: Use the touch panel for real-time display of production metrics, machine status, and alarm management. The high-resolution color screen helps operators quickly identify issues and adjust parameters.
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Process control: In chemical, pharmaceutical, or food processing plants, the HMI provides intuitive control of valves, pumps, and temperature loops. The Flash/RAM memory ensures reliable storage of recipes and historical data.
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Machine building: OEMs integrate the 6AV6644-0AA01-2AX0 into packaging, material handling, or assembly equipment for local operator interface. The compact housing (335 x 275 mm front) fits standard cutout sizes.
Maintenance & Reliability
To maximize the service life of the Siemens 6AV6644-0AA01-2AX0, follow these maintenance guidelines:
- Regularly clean the touch screen with a soft, lint-free cloth and mild cleaner to prevent residue buildup that can affect sensitivity.
- Ensure the panel is mounted in a location with adequate ventilation and within specified ambient temperature limits (verify from Siemens documentation).
- Periodically check the SD card slot for dust or debris. Use only industrial-grade multimedia cards to avoid data corruption.
- Monitor the backlight brightness; if dimming occurs, contact Siemens support for replacement options.
The reliable TFT display and solid-state Flash/RAM memory contribute to long-term dependability, reducing unplanned downtime.
Buying Guide
Before purchasing the Siemens 6AV6644-0AA01-2AX0, verify that your system supports the required mounting cutout (310 x 248 mm) and that the 24 VDC power supply is adequate. Check compatibility with your PLC via the available USB ports (mouse, keyboard, barcode reader). For a genuine Siemens product with fast shipping, consider PLC Source PRO, available at ubest101.myshopify.com. Our inventory includes certified parts with full traceability.