Siemens 6AV6643-0AA01-1AX0 TP277 HMI Panel
The Siemens 6AV6643-0AA01-1AX0 belongs to the SIMATIC series. This robust operator panel handles local control tasks reliably. You will find it useful for factory automation and process monitoring.
Key Technical Specifications
This HMI uses a 5.7-inch TFT display. Its screen resolution reaches 320 x 240 pixels (QVGA). The device supports 256 colors, shown in red text for emphasis, making the interface clear.
Touch input works through resistive analog technology, highlighted in red text. This makes the screen responsive even with gloves. Meanwhile, the backlight lasts about 60,000 hours at 25°C.
The 6AV6643-0AA01-1AX0 includes 4 MB flash memory, shown in red text, for user data. A 32-bit RISC processor runs all operations smoothly. Consequently, screen transitions and data logging happen without delay.
Connectivity and Communication
You get multiple ports on this Siemens panel. Specifically, it offers one RS422, one RS485, one Ethernet (RJ45), and one USB port. Therefore, connecting to PLCs or drives is straightforward.
This TP277 supports PROFINET, PROFIBUS, MODBUS, and TCP/IP. As a result, you can integrate it into most industrial networks. Additionally, the Ethernet port allows remote monitoring when needed.
Mechanical and Environmental Ratings
The front panel carries an IP65 rating, noted in red text. It withstands dust and low-pressure water jets. However, the rear panel only meets IP20, so keep it inside a cabinet.
Operation works between 0°C and 50°C. Furthermore, the device measures 212 mm wide, 156 mm high, and 45 mm deep. Its lightweight design (0.43 kg) simplifies mounting.
Installation Guidelines
First, cut a panel opening of 198 mm x 142 mm. Next, insert the 6AV6643-0AA01-1AX0 from the front. Then tighten the mounting clips evenly.
Use shielded cables for RS485 and Ethernet connections. This reduces electrical noise interference. Moreover, leave 10 cm clearance around the unit for ventilation.
Finally, power the device with 24V DC. Do not apply AC voltage. Incorrect wiring may damage the internal power supply.
Packaging List
Note: Cables and software licenses are sold separately.
Shipping Information
We ship via FedEx, UPS, or DHL. All orders include tracking and basic insurance. Delivery usually takes 3–7 business days depending on your zone.
Frequently Asked Questions (FAQ)
1. Can I use the 6AV6643-0AA01-1AX0 with a Siemens S7-1200?
Yes, it works perfectly. Use the Ethernet port with PROFINET protocol. No extra gateway is necessary.
2. Does this HMI support SD cards for memory expansion?
No, it does not have an SD slot. However, the 4 MB flash memory stores screen projects and logs. You can also use the USB port for data backup.
3. What software do I need to program this TP277 panel?
You need Siemens WinCC Flexible 2008 or newer. Alternatively, TIA Portal supports this model with appropriate HSPs.
4. Is the resistive touch screen sunlight-readable?
Partially. The 256-color TFT works best indoors. For direct sunlight, you may need an additional sunshield.
5. How do I reset the device if it freezes?
Press and hold the “ESC” and “ENTER” keys together for 10 seconds. The unit will reboot without deleting your project data.
