Siemens 6AV6645-0DD01-0AX1 SIMATIC MP 277

Name: Siemens 6AV6645-0DD01-0AX1 SIMATIC MP 277
Brand: Siemens
SKU: 6AV6645-0DD01-0AX1
Price: 1939.00 EUR
Availability: InStock

€ 1.939,00

Condition

Clear

SKU: 6AV6645-0DD01-0AX1 Category: HMI & Display Brand: Siemens

Description
Additional information

The Siemens 6AV6645-0DD01-0AX1 is a Multi Panel (MP 277) belonging to the SIMATIC HMI family, designed for machine-level visualization and operator control in industrial automation environments. This unit features a 10.4-inch TFT display and runs on the Windows CE operating system, making it suitable for demanding panel PC and HMI applications. It is part of Siemens' established SIMATIC HMI panel range, which is widely deployed across process and discrete manufacturing sectors.

The MP 277 10" Touch variant (6AV6645-0DD01-0AX1) is equipped with a resistive touchscreen interface and supports a display resolution of 640 x 480 pixels (VGA) with 256 colors. It provides multiple communication interfaces including MPI/PROFIBUS DP and Ethernet (RJ45), enabling integration with SIMATIC S7 PLCs and other automation systems. The panel includes 12 MB of user memory for project data and is configured and programmed using WinCC flexible 2008 or TIA Portal WinCC software. The unit operates from a 24 V DC power supply and carries CE and UL certifications.

The SIMATIC MP 277 is commonly used in machine tool control panels, packaging machinery, conveyor systems, and process plant operator stations. Its multi-panel capability allows it to run HMI applications alongside other Windows CE-based software, making it flexible for OEM machine builders and system integrators. Industries such as automotive manufacturing, food and beverage processing, and chemical production regularly deploy this panel for local operator interface and process visualization tasks.

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 touchscreen
Input/Operating Voltage	24 V DC
Power Consumption	Max. 18 W
Communication Interface	MPI/PROFIBUS DP (RS-485), Ethernet 10/100 Mbit/s (RJ45), USB
Memory	12 MB user memory
Operating System	Windows CE 6.0
Configuration Software	WinCC flexible 2008 / TIA Portal WinCC
Operating Temperature	0 °C to +50 °C
Storage Temperature	-20 °C to +60 °C
Relative Humidity	10 % to 90 % (non-condensing)
IP/Protection Rating	IP65 (front), IP20 (rear)
Mounting	Panel mounting
Certifications	CE, UL, cULus
Series/Product Family	SIMATIC HMI MP 277

Common Error Codes and System Events

Event ID: 10000: Communication error between HMI panel and PLC. The configured connection to the controller cannot be established or has been lost.
Check MPI/PROFIBUS or Ethernet cabling and termination resistors. Verify PLC address settings match the HMI project configuration. Restart both devices if necessary.
Event ID: 10001: Connection to PLC interrupted during runtime. The HMI panel lost communication with the configured controller.
Inspect network cables and connectors. Confirm PLC is in RUN mode. Check for address conflicts on the network and verify baud rate settings.
Event ID: 40000: Tag read error. The HMI panel is unable to read a configured tag from the PLC.
Verify the tag address in the HMI project matches the actual PLC data block or memory address. Check PLC program for address changes.
Event ID: 40001: Tag write error. The HMI panel is unable to write a value to the configured PLC tag.
Confirm the PLC tag address is correct and that the memory area is not write-protected. Check user authorization levels in the HMI project.
Event ID: 70010: Project download error. A project transfer to the panel was interrupted or failed to complete.
Check the transfer cable or Ethernet connection between the engineering PC and the panel. Ensure sufficient free memory on the panel and retry the transfer.
Event ID: 20000: Operating system error or internal panel fault detected.
Perform a panel restart. If the fault persists, back up the project and perform a factory reset via the Control Panel. Reload the HMI project after reset.
Event ID: 50000: Recipe data error. A recipe record could not be read from or written to the configured storage location.
Check available memory on the panel or external storage device. Verify recipe configuration in WinCC flexible or TIA Portal WinCC project.

Frequently Asked Questions

What PLC systems is the MP 277 10" Touch compatible with?

The MP 277 is compatible with SIMATIC S7-200, S7-300, S7-400, and S7-1200 PLCs via MPI, PROFIBUS DP, or Ethernet connections. It can also communicate with third-party controllers using supported drivers in WinCC flexible.

What software is required to configure the 6AV6645-0DD01-0AX1?

This panel is configured using Siemens WinCC flexible 2008 or TIA Portal WinCC (Basic or Comfort). Projects created in WinCC flexible can be transferred to the panel via Ethernet, USB, or MPI/PROFIBUS.

What is the operating voltage for this panel?

The 6AV6645-0DD01-0AX1 operates on a 24 V DC supply with a maximum power consumption of approximately 18 W.

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

The front of the panel is rated IP65, providing protection against dust ingress and low-pressure water jets, making it suitable for installation in industrial control cabinet doors.

Can the MP 277 run third-party Windows CE applications?

As a Multi Panel, the MP 277 runs Windows CE 6.0 and can execute additional Windows CE-compatible applications alongside the HMI runtime, subject to available memory and processing resources.

Troubleshooting

Display remains blank after power on

Measure the 24 V DC supply voltage at the panel's power connector. Check that the supply is within the specified tolerance. Inspect the internal fuse if accessible.

Ensure the 24 V DC supply is stable and correctly wired. If the backlight has failed, the panel may require backlight or display assembly replacement. Verify the power connector is fully seated.

Touchscreen does not respond or responds inaccurately

Attempt to recalibrate the touchscreen via the Windows CE Control Panel under Start > Settings > Control Panel > Touch. Check for physical damage or contamination on the screen surface.

Perform a touchscreen recalibration. Clean the screen surface with a soft, dry cloth. If calibration does not resolve the issue, the resistive touch overlay may need replacement.

HMI project fails to load or panel boots to Windows CE desktop only

Check whether a valid project is stored in the panel memory. Connect to the panel via WinCC flexible or TIA Portal and verify the project transfer was completed successfully.

Re-transfer the HMI project to the panel using the correct software version. Ensure the project was compiled without errors before transfer. Check available user memory on the panel.

Communication fault with S7 PLC displayed at runtime

Verify the MPI or Ethernet cable connections between the panel and PLC. Check that the PLC address configured in the HMI project matches the actual PLC station address.

Correct any address mismatches in the HMI project and re-transfer. Replace faulty cables or connectors. Confirm PROFIBUS termination resistors are correctly placed at both ends of the network segment.

Panel freezes or becomes unresponsive during operation

Check for excessive CPU or memory load caused by a complex project or background applications. Review the Windows CE task manager if accessible.

Restart the panel. If freezing recurs, simplify the HMI project by reducing update cycles or removing unused tags. Perform a firmware update if a newer version is available for this panel type.

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