Siemens 6AV6146-1QQ05-0LY4 SIMATIC MP 377

Name: Siemens 6AV6146-1QQ05-0LY4 SIMATIC MP 377
Brand: Siemens
SKU: 6AV6146-1QQ05-0LY4
Price: 2995.00 EUR
Availability: InStock

€ 2.995,00

Condition

Clear

SKU: 6AV6146-1QQ05-0LY4 Category: HMI & Display Brand: Siemens

Description
Additional information

The Siemens 6AV6146-1QQ05-0LY4 is a Multi Panel (MP 377) belonging to the SIMATIC HMI family, designed for demanding visualization and operator control tasks in industrial automation environments. This panel is part of the MP 377 series, which offers a high-performance platform for process visualization, machine monitoring, and operator interaction. It is manufactured by Siemens and integrates seamlessly into SIMATIC automation architectures.

The MP 377 panel features a 15-inch TFT display with a resolution of 1024 x 768 pixels and 64,000 colors, providing clear and detailed process visualization. It supports both touch and key operation, offering flexibility in operator interaction. The unit includes multiple communication interfaces such as PROFIBUS DP, PROFINET/Ethernet, USB, and MPI, enabling broad connectivity with PLCs and other automation components. It runs on Microsoft Windows CE and supports WinCC flexible as its configuration software, with substantial project memory for complex HMI applications.

The SIMATIC MP 377 is widely used in the manufacturing, chemical, food and beverage, and automotive industries, where robust and reliable operator panels are required. Its large display and versatile communication options make it suitable for complex machine control panels, process control stations, and SCADA front-end terminals. The panel's industrial-grade construction and wide operating temperature range allow deployment in harsh production environments.

Technical Specifications

Display Size	15 inch
Display Resolution	1024 x 768 pixels
Display Colors	64,000 colors
Display Type	TFT LCD
Touch Technology	Resistive touch screen with function keys
Input/Operating Voltage	24 V DC
Power Consumption	Max. 60 W
Communication Interface	PROFIBUS DP, PROFINET, Ethernet (RJ45), MPI, USB
Operating System	Microsoft Windows CE 5.0
Configuration Software	WinCC flexible 2008 or higher
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
Mounting	Panel mounting
Certifications	CE, UL, cULus

Common Error Codes & System Events

Event ID: 10000: Connection to PLC lost or communication timeout on configured connection.
Check PROFIBUS/PROFINET cabling and termination resistors. Verify PLC is in RUN mode and connection parameters match in WinCC flexible project.
Event ID: 10001: Connection to PLC established after previous failure.
Informational event. No corrective action required. Monitor for recurring disconnections indicating intermittent wiring issues.
Event ID: 20000: Tag read/write error — the HMI cannot read or write a configured tag.
Verify the tag address exists in the PLC program. Check data block numbers and variable addresses in the WinCC flexible project configuration.
Event ID: 40000: Project loading error — the runtime project could not be loaded correctly.
Re-transfer the WinCC flexible project to the panel. Check available flash memory and ensure the project was compiled without errors before transfer.
Event ID: 70010: Internal system error — operating system or runtime software fault detected.
Perform a warm restart of the panel. If the error persists, perform a factory reset and re-transfer the project. Check for firmware compatibility with the WinCC flexible version.
Event ID: 50000: Recipe data error — recipe record could not be read or written.
Check recipe configuration in WinCC flexible. Verify sufficient memory is available on the panel for recipe storage and that recipe tags are correctly mapped.
Event ID: 60000: Alarm logging error — alarm buffer overflow or logging target unavailable.
Clear the alarm buffer on the panel. If logging to an external storage device, verify the USB or memory card is correctly inserted and has sufficient free space.

Frequently Asked Questions

What communication interfaces are available on the 6AV6146-1QQ05-0LY4?

The MP 377 15-inch panel provides PROFIBUS DP, MPI, PROFINET/Ethernet (RJ45), and USB interfaces, allowing connection to a wide range of Siemens PLCs and automation systems.

Which configuration software is required for this panel?

The panel is configured using Siemens WinCC flexible 2008 or a compatible version. Projects are compiled on a PC and transferred to the panel via Ethernet or USB.

Is this panel compatible with SIMATIC S7-300 and S7-400 PLCs?

Yes, the MP 377 supports direct communication with S7-300 and S7-400 PLCs via MPI, PROFIBUS DP, or PROFINET, and can also communicate with S7-1200 and S7-1500 via Ethernet with appropriate driver configuration.

What is the front panel protection rating of this unit?

The front panel of the MP 377 carries an IP65 protection rating, making it suitable for installation in control cabinet doors where exposure to dust and water jets is possible.

Can the MP 377 operate with TIA Portal instead of WinCC flexible?

The MP 377 series is primarily designed for WinCC flexible. Limited support may be available via TIA Portal with compatibility mode, but full native TIA Portal support is provided by the newer Comfort Panel series.

Troubleshooting

Display remains blank after power on

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

Correct the supply voltage if out of range. Replace the power supply if it cannot maintain 24 V DC under load. If the backlight is faulty, the panel may require backlight or display assembly replacement.

Touchscreen does not respond or responds inaccurately

Check whether the touch area is physically damaged or contaminated. Attempt to recalibrate the touchscreen through the panel's Start Center or Control Panel settings in Windows CE.

Clean the touch surface with a soft, dry cloth. Perform a touchscreen recalibration via the Start Center. If calibration fails repeatedly, the touch overlay may need replacement.

Panel fails to establish communication with PLC

Verify the communication cable type and wiring. Check that the IP address, PROFIBUS address, or MPI address configured on the panel matches the PLC connection settings in the WinCC flexible project.

Correct any address mismatches in the project and re-transfer. Replace the communication cable if continuity testing reveals faults. Ensure termination resistors are correctly placed on PROFIBUS networks.

Panel repeatedly restarts or crashes during runtime

Check for project errors by reviewing the alarm and event log. Verify that the panel firmware version is compatible with the WinCC flexible project version. Check available flash memory.

Update the panel firmware to the version recommended for the WinCC flexible project. Recompile and re-transfer the project after resolving any configuration warnings. Perform a factory reset if instability continues.

USB devices or memory cards are not recognized

Test with a known-good USB device formatted to FAT32. Check the USB port for physical damage or contamination. Verify that the device does not exceed the panel's USB power supply capability.

Use a USB device formatted as FAT32 with a capacity supported by Windows CE. Clean the USB port contacts. If the port is physically damaged, the panel may require repair or port replacement.

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