Siemens 6AV6146-1QQ01-1LY4 SIMATIC MP 377

Name: Siemens 6AV6146-1QQ01-1LY4 SIMATIC MP 377
Brand: Siemens
SKU: 6AV6146-1QQ01-1LY4
Price: 2995.00 EUR
Availability: InStock

€ 2.995,00

Condition

Clear

SKU: 6AV6146-1QQ01-1LY4 Category: HMI & Display Brand: Siemens

Description
Additional information

The Siemens 6AV6146-1QQ01-1LY4 is a Multi Panel belonging to the SIMATIC MP 377 series, part of Siemens' SIMATIC HMI product line. This high-performance operator panel is designed for demanding visualization and control tasks in industrial automation environments. It combines a large-format touchscreen display with robust processing capabilities, making it suitable for complex HMI applications.

The MP 377 features a 15-inch TFT display with a resolution of 1024 x 768 pixels and 64,000 colors, delivering clear and detailed process visualization. It is equipped with a resistive touchscreen and supports multiple communication interfaces including PROFIBUS, PROFINET, and Ethernet, enabling seamless integration into existing automation architectures. The panel runs on Windows CE and supports the WinCC flexible runtime environment, offering extensive scripting, alarming, trending, and recipe management capabilities. It provides 12 MB of user memory and supports external storage via CompactFlash and USB interfaces.

The SIMATIC MP 377 is widely deployed in manufacturing, process industries, water and wastewater treatment, and energy management applications. Its large display area and multi-interface connectivity make it particularly suitable for central operator stations on complex machinery and production lines. The panel's robust construction and wide operating temperature range allow reliable operation in harsh industrial environments including automotive plants, chemical facilities, and food and beverage processing.

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 touchscreen
Input/Operating Voltage	24 V DC
Power Consumption	Max. 60 W
User Memory	12 MB
Communication Interface	PROFIBUS DP, PROFINET, Ethernet (10/100 Mbit/s), USB, RS-422/485
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
Series/Product Family	SIMATIC MP 377

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 lost.
Check PROFIBUS or PROFINET cabling and connector integrity. Verify PLC is powered and running. Confirm communication parameters (station address, baud rate) match on both devices.
Event ID: 10001: Connection to PLC timed out. The HMI did not receive a response from the controller within the configured timeout period.
Increase the connection timeout value in WinCC flexible project settings. Check network load and cable quality. Verify PLC program is not in STOP mode.
Event ID: 20000: Tag read error. A configured tag could not be read from the PLC, typically due to an invalid address or data type mismatch.
Verify the tag address in the WinCC flexible project matches the actual PLC data block or memory area. Check for data type consistency between HMI tag and PLC variable.
Event ID: 20001: Tag write error. A value could not be written to the PLC tag, possibly due to write protection or an invalid address.
Check that the target PLC memory area is not write-protected. Confirm the tag address and data type are correctly configured in the HMI project.
Event ID: 40000: Project download error. Transfer of the WinCC flexible project to the panel failed or was interrupted.
Ensure the transfer cable or network connection is stable. Verify the panel is in Transfer mode. Check available user memory on the panel and free space if necessary.
Event ID: 50000: Runtime system error. The WinCC flexible runtime encountered an internal fault and may have terminated unexpectedly.
Restart the panel. If the error persists, re-download the HMI project. Check for corrupted project files and regenerate the project in WinCC flexible if necessary.
Event ID: 70000: System memory low. Available RAM on the panel is critically low, which may cause runtime instability or application crashes.
Reduce the number of simultaneously open screens or active trends. Optimize the HMI project by reducing image sizes and the number of active tags. Restart the panel to clear memory.

Frequently Asked Questions

What HMI software is required to program the SIMATIC MP 377?

The MP 377 is programmed using Siemens WinCC flexible 2008 or later. Projects are compiled and transferred to the panel via Ethernet, USB, or a serial connection.

Which communication protocols does the 6AV6146-1QQ01-1LY4 support?

This panel supports PROFIBUS DP, PROFINET IO, and standard Ethernet (TCP/IP). It also includes RS-422/RS-485 serial interfaces and multiple USB ports for peripheral devices and project transfer.

Is the MP 377 compatible with SIMATIC S7-300 and S7-400 PLCs?

Yes, the MP 377 is fully compatible with SIMATIC S7-300 and S7-400 controllers via PROFIBUS DP or PROFINET, as well as with S7-1200 and S7-1500 series PLCs via Ethernet.

What is the operating voltage of the SIMATIC MP 377?

The panel operates on 24 V DC with a maximum power consumption of approximately 60 W. A stable, regulated 24 V DC power supply is required for reliable operation.

Can external storage devices be used with the MP 377?

Yes, the MP 377 supports CompactFlash cards for project storage and data logging, as well as USB storage devices connected to the available USB ports.

Troubleshooting

Display remains blank after power on

Check that 24 V DC is present at the power supply connector. Measure voltage at the panel terminals. Inspect the internal fuse if accessible.

Ensure the power supply is providing a stable 24 V DC within the specified tolerance. Replace any blown fuse. If the backlight has failed, the display assembly or inverter board may require replacement.

Touchscreen does not respond or registers incorrect touch positions

Attempt to recalibrate the touchscreen via the panel's Start Center or Control Panel settings. Check for physical damage or contamination on the screen surface.

Perform a touchscreen recalibration through the Windows CE Control Panel. Clean the screen surface with a soft, dry cloth. If calibration does not resolve the issue, the touchscreen overlay may need replacement.

HMI cannot establish communication with the PLC

Verify PROFIBUS or Ethernet cable connections and check for correct station address or IP address configuration on both the panel and the PLC. Use diagnostic tools in WinCC flexible to check connection status.

Correct any address conflicts or mismatched communication parameters. Replace damaged cables or connectors. Ensure the PLC is in RUN mode and the network is free of excessive load or faults.

WinCC flexible project fails to transfer to the panel

Confirm the panel is set to Transfer mode via the Start Center. Check the transfer connection type (Ethernet or USB) and verify the correct IP address or COM port is selected in WinCC flexible.

Switch the panel to Transfer mode manually. Ensure firewall settings on the engineering PC are not blocking the transfer. Try an alternative transfer medium (USB instead of Ethernet) to isolate the issue.

Panel restarts unexpectedly or runtime crashes during operation

Check for low memory conditions or corrupted project files. Review the panel's event log in the Windows CE Control Panel for system error entries.

Re-download a freshly compiled HMI project to the panel. Reduce project complexity if memory usage is high. If restarts persist, perform a factory reset and re-transfer the project, or investigate hardware faults such as failing storage media.

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