Siemens 6AV6645-0CC01-0AX0 SIMATIC MP 277

Name: Siemens 6AV6645-0CC01-0AX0 SIMATIC MP 277
Brand: Siemens
SKU: 6AV6645-0CC01-0AX0
Availability: InStock

Price range: € 1.401,00 through € 5.999,00

Condition

Clear

SKU: 6AV6645-0CC01-0AX0 Category: HMI & Display Brand: Siemens

Description
Additional information

The Siemens SIMATIC MP 277 (part number 6AV6645-0CC01-0AX0) is a multi-panel human-machine interface belonging to the SIMATIC HMI Multi Panel family. It features a 10.4-inch TFT display and is designed for demanding visualization and operator control tasks in industrial automation environments. This panel is part of Siemens' established SIMATIC HMI portfolio and is intended for use with SIMATIC S7 and other compatible controller families.

The MP 277 with part number 6AV6645-0CC01-0AX0 is equipped with a touch-sensitive screen utilizing resistive touch technology, offering a display resolution of 640 x 480 pixels (VGA) and 256-color representation. It provides communication interfaces including PROFIBUS DP and MPI, as well as an Ethernet (RJ45) port for network connectivity. The panel runs on Windows CE and supports WinCC flexible runtime software, offering 12 MB of user memory for project data. It operates on a 24 V DC supply and is rated IP65 on the front face for protection against dust and water ingress.

The SIMATIC MP 277 is widely used in manufacturing, process automation, and machine building industries where reliable operator interface terminals are required. It is suitable for applications in automotive production lines, food and beverage processing, packaging machinery, and water treatment facilities. Its robust construction and broad communication capability make it appropriate for integration into both new installations and retrofit projects within SIMATIC-based control architectures.

Technical Specifications

Display Size	10.4 inch
Display Resolution	640 x 480 pixels (VGA)
Display Colors	256 colors
Display Type	TFT LCD
Touch Technology	Resistive touch screen
Input/Operating Voltage	24 V DC
Power Consumption	Approx. 18 W
User Memory	12 MB
Communication Interface	PROFIBUS DP/MPI, Ethernet (RJ45), USB
Operating System	Windows CE 5.0
Operating Temperature	0 °C to +50 °C
Storage Temperature	-20 °C to +60 °C
Relative Humidity	10% to 90% (non-condensing)
IP Rating (Front)	IP65
IP Rating (Rear)	IP20
Mounting	Panel mounting
Certifications	CE, UL, cULus

Common Error Codes & System Events

Event ID: 10000: Communication error between the HMI panel and the connected PLC or controller. The configured connection cannot be established.
Check PROFIBUS/MPI or Ethernet cable connections and termination resistors. Verify the PLC address and communication parameters in WinCC flexible match the hardware configuration.
Event ID: 10001: Connection to the PLC was interrupted during runtime operation.
Inspect cabling and connectors for damage. Verify PLC is powered and running. Check for address conflicts on the PROFIBUS or MPI network.
Event ID: 20000: Tag read error. The HMI panel is unable to read the value of a configured tag from the controller.
Verify the tag address exists in the PLC program and that the data block or memory area is accessible. Check for PLC program changes that may have altered tag addresses.
Event ID: 20001: Tag write error. The HMI panel is unable to write a value to the configured tag in the controller.
Check that the target tag address is not write-protected in the PLC. Verify the PLC is in RUN mode and the data area is correctly configured.
Event ID: 40000: Project loading error. The runtime project could not be loaded from internal memory or external storage.
Re-transfer the WinCC flexible project to the panel using a PC and ProSave or WinCC flexible software. Check that the project was compiled without errors before transfer.
Event ID: 50000: System memory low. Available runtime memory on the panel is critically low.
Reduce the project size by optimizing graphics and scripts. Restart the panel to clear temporary memory. Consider archiving or removing unused project elements.
Event ID: 70000: Backup battery low or missing. The internal buffer battery voltage is below the required threshold.
Replace the internal backup battery with the correct Siemens replacement type. Refer to the device manual for battery replacement procedure to avoid data loss.
Event ID: 110000: Recipe data error. A recipe record could not be read or written correctly.
Check the recipe configuration in WinCC flexible for consistency. Verify that the recipe data storage location (internal memory or memory card) is accessible and not full.

Frequently Asked Questions

What communication interfaces are available on the 6AV6645-0CC01-0AX0?

The MP 277 6AV6645-0CC01-0AX0 provides PROFIBUS DP/MPI, Ethernet (RJ45), and USB interfaces, allowing connection to SIMATIC S7 PLCs and integration into standard industrial networks.

Which software is used to configure and program this HMI panel?

The panel is configured using Siemens WinCC flexible software. Projects are compiled on a PC and transferred to the panel via Ethernet or USB connection using the ProSave utility or directly from WinCC flexible.

What is the front panel protection rating of the MP 277?

The front face of the MP 277 is rated IP65, providing full protection against dust ingress and protection against low-pressure water jets, making it suitable for installation in industrial control panels.

Is the SIMATIC MP 277 compatible with SIMATIC S7-300 and S7-400 controllers?

Yes, the MP 277 supports direct communication with SIMATIC S7-300 and S7-400 PLCs via MPI or PROFIBUS DP, and can also connect to S7-200 and S7-1200 series controllers via Ethernet depending on configuration.

What operating system does the MP 277 run on?

The MP 277 runs on Microsoft Windows CE 5.0, which provides the runtime environment for WinCC flexible and supports the panel's communication and visualization functions.

Troubleshooting

Display remains blank after power is applied

Measure the 24 V DC supply voltage at the panel's power connector. Check that polarity is correct and voltage is within the specified range of 19.2 V to 28.8 V DC.

Correct any wiring errors or supply voltage issues. If the supply voltage is correct and the display remains blank, the internal power supply board or backlight inverter may be faulty and require replacement.

Touch screen does not respond or responds inaccurately to input

Attempt to recalibrate the touch screen through the Windows CE control panel or the Siemens Start Center. Check for physical damage or contamination on the screen surface.

Perform a touch screen recalibration via the Start Center menu. Clean the screen surface with a soft, dry cloth. If calibration does not resolve the issue, the resistive touch overlay may need to be replaced.

Panel fails to establish communication with the PLC

Verify the communication cable type and wiring are correct for the selected interface (MPI, PROFIBUS, or Ethernet). Check that the PLC address and baud rate configured in the HMI project match the actual PLC settings.

Correct any address or baud rate mismatches in the WinCC flexible project and re-transfer to the panel. Replace the communication cable if damaged. Ensure PROFIBUS termination resistors are correctly placed at both ends of the bus.

Project transfer from PC to panel fails or times out

Check the USB or Ethernet connection between the PC and the panel. Verify that the panel is in Transfer mode, accessible via the Start Center on the panel's Windows CE desktop.

Switch the panel to Transfer mode manually through the Start Center. Ensure the correct IP address or COM port is configured in WinCC flexible transfer settings. Try a different USB cable or Ethernet cable if the connection is unreliable.

Panel reboots unexpectedly or freezes during operation

Check the supply voltage for fluctuations or drops below 19.2 V DC. Review the WinCC flexible project for script errors or excessive memory usage that could cause runtime instability.

Stabilize the power supply and ensure adequate current capacity. Optimize the runtime project by reducing script complexity and graphic object count. Update the panel firmware to the latest version using ProSave if instability persists.

Condition	Repair, Used, Refurbished, New in box (sealed)