Siemens 6AV6645-0EF02-0AX1 SIMATIC MP 377

Name: Siemens 6AV6645-0EF02-0AX1 SIMATIC MP 377
Brand: Siemens
SKU: 6AV6645-0EF02-0AX1
Price: 2142.00 EUR
Availability: InStock

€ 2.142,00

Condition

Clear

SKU: 6AV6645-0EF02-0AX1 Category: HMI & Display Brand: Siemens

Description
Additional information

The Siemens 6AV6645-0EF02-0AX1 is a Multi Panel (MP 377) belonging to the SIMATIC HMI family, designed for high-performance human-machine interface applications in industrial automation environments. This unit features a 15-inch widescreen TFT display and is part of the SIMATIC MP 377 series, which represents a mid-to-high tier of Siemens panel hardware offering robust processing power and versatile connectivity. It operates as a standalone HMI panel capable of running WinCC flexible runtime for visualization and control tasks.

The 6AV6645-0EF02-0AX1 is equipped with a 15" TFT display with a resolution of 1024 x 768 pixels and 64,000 colors, providing clear and detailed process visualization. The panel supports touch screen input and includes a range of communication interfaces such as PROFIBUS DP, PROFINET/Ethernet, USB, and MPI, enabling integration with a wide variety of Siemens and third-party controllers. It runs on a Windows CE operating system and provides sufficient onboard memory for complex HMI projects, with an expansion slot for additional CompactFlash storage. The unit is rated IP65 on the front face, making it suitable for installation in control cabinet doors exposed to dust and water spray.

The SIMATIC MP 377 15" Touch is widely deployed in manufacturing, process industries, automotive production, and energy management applications where a large, high-resolution display is required for operator interaction. Its compatibility with SIMATIC S7-300, S7-400, and S7-1500 PLCs makes it a natural fit for existing Siemens automation architectures. The panel is also used in water treatment facilities, chemical plants, and machine tool environments where reliable, continuous HMI operation is critical.

Technical Specifications

Display Size	15 inch
Display Resolution	1024 x 768 pixels (XGA)
Display Colors	64,000 colors
Display Type	TFT LCD
Touch Technology	Resistive touch screen
Input/Operating Voltage	24 V DC
Power Consumption	Approx. 40 W
Operating System	Windows CE 6.0
Communication Interface	PROFIBUS DP, MPI, PROFINET, Ethernet (RJ45), USB
Memory (Internal Flash)	12 MB (project memory)
Memory Expansion	CompactFlash slot
IP Rating (Front)	IP65
IP Rating (Rear)	IP20
Operating Temperature	0 °C to +50 °C
Storage Temperature	-20 °C to +60 °C
Relative Humidity	10 % to 90 % (non-condensing)
Certifications	CE, UL, cULus
Mounting	Panel mounting (portrait/landscape)

Common Error Codes & System Events

Event ID: 10000: Communication error between HMI panel and PLC. The configured connection to the controller cannot be established or has been interrupted.
Check PROFIBUS/PROFINET/MPI cabling and connector integrity. Verify PLC is powered and running. Confirm communication parameters (address, baud rate) match in WinCC flexible project.
Event ID: 10001: Tag read error. The HMI panel is unable to read a configured tag from the connected PLC.
Verify the tag address exists in the PLC program and the data block is not write-protected. Check communication connection status and re-download the HMI project if necessary.
Event ID: 10002: Tag write error. A write operation to a PLC tag has failed.
Check that the target PLC address is not read-only or out of range. Verify PLC is in RUN mode and the communication link is active.
Event ID: 20000: Project download error. Transfer of the HMI project from the engineering PC to the panel has failed.
Ensure the panel is in Transfer mode. Verify the correct transfer channel (USB, Ethernet, or MPI) is selected in WinCC flexible. Check cable connections and firewall settings on the PC.
Event ID: 40000: System memory low. Available runtime memory on the panel is insufficient for the loaded project.
Reduce the project size by optimizing graphics and scripts. Clear unused data from the CompactFlash card. Consider archiving historical data to an external storage device.
Event ID: 50000: Backup/restore error. A system backup or restore operation has failed or been interrupted.
Ensure the CompactFlash card is properly inserted and has sufficient free space. Retry the backup/restore operation. If the card is faulty, replace it with a compatible CompactFlash card.
Event ID: 70010: Screen saver or display fault. The display backlight has failed or the screen saver has activated unexpectedly.
Check screen saver settings in the panel's system settings. If the backlight has failed, the panel may require backlight or display unit replacement.

Frequently Asked Questions

What PLC systems is the SIMATIC MP 377 15" Touch compatible with?

The MP 377 is compatible with Siemens SIMATIC S7-200, S7-300, S7-400, and S7-1500 PLCs via MPI, PROFIBUS DP, or PROFINET/Ethernet interfaces. It can also communicate with third-party controllers supported by WinCC flexible drivers.

What software is required to program or configure the 6AV6645-0EF02-0AX1?

This panel is configured using Siemens WinCC flexible 2008 or later. Projects are created on a PC and transferred to the panel via USB, Ethernet, or MPI/PROFIBUS connection.

What is the operating voltage for this HMI panel?

The 6AV6645-0EF02-0AX1 operates on 24 V DC power supply, which is standard for SIMATIC HMI panels and compatible with typical industrial control cabinet power supplies.

Can the MP 377 store data logs or alarm archives locally?

Yes, the panel supports data logging and alarm archiving to its internal flash memory or to an inserted CompactFlash card, which provides expanded storage capacity for historical data.

What is the front panel protection rating of the 6AV6645-0EF02-0AX1?

The front face of the panel is rated IP65, providing protection against dust ingress and water jets, making it suitable for mounting in control cabinet doors in industrial environments.

Troubleshooting

Display remains blank after power on

Check that 24 V DC is present at the power supply terminals. Measure voltage at the panel connector. Inspect the internal fuse if accessible. Determine whether the panel emits any startup sounds or LED activity.

Verify and restore the 24 V DC supply. If power is confirmed but the display remains blank, the backlight or display unit may have failed and requires replacement. Check for loose internal ribbon cable connections.

HMI panel fails to communicate with the PLC

Confirm the communication cable type and wiring (MPI, PROFIBUS, or Ethernet). Check the bus address and baud rate settings on both the panel and the PLC. Use the panel's system diagnostics to view connection status.

Correct any address or baud rate mismatches in the WinCC flexible project and re-download. Replace faulty cables or connectors. Ensure the PLC is powered and in RUN mode. Terminate the PROFIBUS bus correctly if applicable.

Touch screen does not respond or responds inaccurately

Determine if the issue is a complete lack of response or positional inaccuracy. Check for physical damage or contamination on the touch surface. Attempt a touch screen recalibration from the panel's system settings menu.

Clean the touch surface with a soft, dry cloth. Perform touch screen recalibration via the Control Panel in the Windows CE environment. If the touch layer is physically damaged, the touch screen assembly requires replacement.

Project transfer from PC to panel fails

Verify the panel is set to Transfer mode. Check the selected transfer channel matches the physical connection (USB, Ethernet, or MPI). Confirm the PC firewall is not blocking the WinCC flexible transfer tool.

Switch the panel to Transfer mode via the Start Center. Ensure the correct interface is selected in WinCC flexible Transfer settings. Disable PC firewall temporarily to test. Replace the transfer cable if hardware faults are suspected.

Panel reboots unexpectedly or freezes during operation

Check the 24 V DC supply for voltage dips or noise. Review the alarm and event log on the panel for system error events. Assess whether the issue is linked to specific HMI screens or high data load conditions.

Stabilize the power supply and add filtering if voltage fluctuations are detected. Optimize the HMI project to reduce CPU and memory load. Update the panel firmware to the latest version compatible with WinCC flexible. If the issue persists, the panel hardware may require servicing or replacement.

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