Siemens 6AV6146-2MM45-0KY2 SIMATIC MP 477

Name: Siemens 6AV6146-2MM45-0KY2 SIMATIC MP 477
Brand: Siemens
SKU: 6AV6146-2MM45-0KY2
Price: 1995.00 EUR
Availability: InStock

€ 1.995,00

Condition

Clear

SKU: 6AV6146-2MM45-0KY2 Category: HMI & Display Brand: Siemens

Description
Additional information

The Siemens 6AV6146-2MM45-0KY2 is a Multi Panel (MP 477) belonging to the SIMATIC HMI family, designed for demanding machine-level visualization and operator control tasks. This panel is part of the MP 477 series, which offers a wide-format display and robust construction suited for industrial environments. It serves as a high-performance operator interface terminal capable of running WinCC flexible runtime software.

The MP 477 features a 15-inch TFT color display with a resolution of 1024 x 768 pixels and supports both touch and key operation, providing flexible interaction modes for operators. It is equipped with multiple communication interfaces including PROFIBUS DP and Ethernet (PROFINET), enabling seamless integration into modern and legacy automation networks. The panel runs on a Windows CE operating system and offers substantial onboard memory for project data, recipes, and data logging. Its fanless design and robust housing contribute to reliable long-term operation in industrial settings.

The SIMATIC MP 477 is widely deployed in manufacturing automation, process industries, and machine building applications where a large, high-resolution display and versatile connectivity are required. It is commonly found in automotive production lines, packaging machinery, printing equipment, and chemical processing plants. The combination of touch and function key operation makes it suitable for applications requiring both intuitive graphical navigation and dedicated hard-key control.

Technical Specifications

Display Size	15 inch
Display Resolution	1024 x 768 pixels
Display Type	TFT color
Display Colors	64,000 colors
Touch Technology	Resistive touch screen with function keys
Operating System	Windows CE 6.0
Input Voltage	24 V DC
Power Consumption	Approx. 40 W
Communication Interface	PROFIBUS DP, Ethernet (PROFINET), USB, RS-422/485
Memory	64 MB RAM, 64 MB Flash
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
Series/Product Family	SIMATIC MP 477

Common Error Codes & System Events

Event ID: 10000: Connection to PLC lost or communication timeout on configured connection
Check network cables and PROFIBUS/Ethernet configuration. Verify PLC is powered and running. Check connection settings in WinCC flexible project.
Event ID: 10001: Communication error on a configured tag connection; tag value could not be read
Verify the tag address in the WinCC flexible project matches the PLC data block. Check communication interface settings and cable integrity.
Event ID: 20000: Project download failed or project file is corrupt
Re-transfer the project from the engineering PC using WinCC flexible. Ensure the project version is compatible with the panel firmware version.
Event ID: 40000: System memory low; available RAM is below threshold
Reduce the number of active screens or logged data. Archive and clear data logs on the panel. Consider optimizing the project to reduce memory usage.
Event ID: 50000: Internal device error or hardware fault detected
Perform a panel restart. If the error persists, back up the project and perform a factory reset. Contact Siemens technical support if the fault recurs.
Event ID: 70000: Recipe data error; recipe record could not be read or written
Check recipe configuration in WinCC flexible. Verify storage medium (internal flash or memory card) is not full or corrupted. Re-transfer recipe data.
Event ID: 110000: Screen saver or backlight timeout activated
This is a normal informational event. Adjust screen saver settings in the panel's system settings if required.
Event ID: 130000: User logged off or session timeout occurred
This is a normal security event. Review user administration settings in WinCC flexible if automatic logoff is not desired.

Frequently Asked Questions

What HMI software is used to program the SIMATIC MP 477?

The MP 477 is programmed using Siemens WinCC flexible 2008 or later. Projects are created on an engineering PC and transferred to the panel via Ethernet, USB, or memory card.

What communication interfaces are available on the 6AV6146-2MM45-0KY2?

This panel provides PROFIBUS DP, PROFINET (Ethernet), USB host and device ports, and an RS-422/485 serial interface, allowing connection to a wide range of Siemens and third-party PLCs.

Is the MP 477 compatible with SIMATIC S7-300 and S7-400 PLCs?

Yes, the MP 477 supports direct communication with SIMATIC S7-300 and S7-400 PLCs via PROFIBUS DP or Ethernet, and also supports S7-1200 and S7-1500 via PROFINET with appropriate driver configuration.

What is the supply voltage for this panel?

The panel operates on 24 V DC. Ensure the power supply can deliver sufficient current, typically at least 2 A, to support stable operation.

Can the MP 477 be used as a replacement for older SIMATIC Multi Panels?

The MP 477 is designed as a successor to earlier SIMATIC Multi Panel generations. Existing WinCC flexible projects can generally be migrated, though hardware interface differences should be verified before installation.

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.

Restore correct 24 V DC supply. If voltage is correct but display remains blank, the backlight or internal power board may be faulty and require replacement.

Panel does not communicate with the PLC via PROFIBUS

Verify PROFIBUS address settings on both the panel and PLC. Check the PROFIBUS cable for continuity and correct termination resistors at both ends of the bus.

Correct the PROFIBUS station address in the panel system settings and WinCC flexible project. Replace damaged cable or connectors and ensure bus termination is active only at the two physical ends of the network.

Touchscreen does not respond accurately or is misaligned

The resistive touch screen may require recalibration, especially after a firmware update or physical impact. Access the calibration utility from the panel's Start Center or system settings.

Run the touch screen calibration routine from the panel's system settings menu. If calibration does not resolve the issue, the touch overlay may be damaged and require replacement.

Panel repeatedly restarts or shows a watchdog reset message

This may indicate a corrupted project file, insufficient power supply, or a hardware fault. Check the power supply output under load and review the project for configuration errors.

Ensure the 24 V DC supply is stable and rated for the panel's power consumption. Re-transfer the WinCC flexible project to the panel. If restarts continue, perform a factory reset and reload the project.

Memory card is not recognized by the panel

Check that the memory card is fully inserted and is a compatible type (SD or CF depending on slot). Inspect the card slot for bent pins or debris.

Remove and reinsert the memory card. Format the card using the panel's built-in format function if it is not recognized. Replace the card if it is physically damaged or incompatible.

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