Siemens 6AV6146-3LP41-1KA2 SIMATIC MP 377

Name: Siemens 6AV6146-3LP41-1KA2 SIMATIC MP 377
Brand: Siemens
SKU: 6AV6146-3LP41-1KA2
Price: 2495.00 EUR
Availability: InStock

€ 2.495,00

Condition

Clear

SKU: 6AV6146-3LP41-1KA2 Category: HMI & Display Brand: Siemens

Description
Additional information

The Siemens 6AV6146-3LP41-1KA2 is a Multi Panel belonging to the SIMATIC MP 377 series, part of Siemens' SIMATIC HMI product line. This unit features a 15-inch TFT display and is designed for demanding machine-level and plant-level visualization tasks. It operates as a high-performance operator panel capable of running SCADA-level applications directly at the machine.

The MP 377 15" Touch is equipped with a resistive touchscreen interface and delivers a display resolution of 1024 x 768 pixels (XGA) with 65,536 colors. It is powered by a 24 V DC supply and runs on a Windows CE 6.0 operating system, supporting WinCC flexible Runtime for HMI applications. Communication interfaces include PROFIBUS DP, PROFINET (Ethernet), USB ports, and a CompactFlash card slot for extended memory and data logging. The panel supports MPI/PROFIBUS DP via an integrated RS-422/RS-485 interface and features an integrated 64 MB RAM and 64 MB flash memory as standard.

The SIMATIC MP 377 is widely deployed in manufacturing automation, process industries, and machine building applications where a robust, panel-mount HMI with advanced visualization capabilities is required. Its compatibility with Siemens S7-300, S7-400, and S7-1500 PLC families makes it a common choice for system integrators working within the Siemens automation ecosystem. The panel is suitable for installation in control cabinets and operator stations in industries such as automotive, food and beverage, chemical processing, and water treatment.

Technical Specifications

Display Size	15 inch
Display Resolution	1024 x 768 pixels (XGA)
Display Colors	65,536 colors
Display Type	TFT LCD
Touch Technology	Resistive touchscreen
Input/Operating Voltage	24 V DC
Power Consumption	Approx. 40 W
Operating System	Windows CE 6.0
RAM	64 MB
Flash Memory	64 MB
Communication Interface	PROFIBUS DP, PROFINET (Ethernet RJ45), MPI, RS-422/RS-485, USB 2.0
Memory Expansion	CompactFlash card slot
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 mount
Certifications	CE, UL, cULus

Common Error Codes & System Events

Event ID: 10000: Communication error between HMI panel and PLC. Connection to the configured controller cannot be established or has been lost.
Check PROFIBUS/PROFINET cable connections and termination resistors. Verify PLC is in RUN mode and communication parameters match the project configuration.
Event ID: 10001: Tag read error. The HMI panel cannot read a configured tag from the PLC.
Verify the tag address exists in the PLC program and that the data block or memory area is accessible. Check for address mismatches in the WinCC flexible project.
Event ID: 10002: Tag write error. A write operation to a PLC tag has failed.
Check PLC write protection settings and confirm the tag address is correct. Ensure the PLC is not in a state that prevents external writes.
Event ID: 40000: Project download error. Transfer of the HMI project to the panel has failed or been interrupted.
Check the transfer cable or network connection. Ensure the panel is in Transfer mode and that the correct communication interface is selected in WinCC flexible.
Event ID: 20000: System memory low. Available runtime memory on the panel is critically low.
Reduce the number of active screens or logged variables. Consider archiving data to CompactFlash and restarting the HMI runtime.
Event ID: 50000: Recipe data error. A recipe record could not be read from or written to storage.
Check the CompactFlash card for errors or insufficient space. Reformat or replace the CompactFlash card if necessary and re-transfer recipe data.
Event ID: 70000: Alarm logging error. The alarm archive cannot be written, typically due to storage media issues.
Verify CompactFlash card is properly seated and has sufficient free space. Check archive configuration in WinCC flexible for correct storage path settings.

Frequently Asked Questions

Which PLC families are compatible with the SIMATIC MP 377?

The MP 377 is compatible with Siemens S7-300, S7-400, S7-1500, and S7-200 PLC families via MPI, PROFIBUS DP, or PROFINET interfaces. It can also communicate with third-party controllers via serial protocols supported in WinCC flexible.

What HMI software is required to program the 6AV6146-3LP41-1KA2?

This panel is programmed using Siemens WinCC flexible 2008 or later. Projects are compiled and downloaded to the panel via Ethernet, USB, or MPI/PROFIBUS connection.

What is the operating voltage for the MP 377 15" Touch?

The panel operates on 24 V DC with a typical power consumption of approximately 40 W.

Can the MP 377 be used as a SCADA station?

Yes, the MP 377 supports WinCC flexible Runtime with advanced features including alarm management, trend displays, recipe management, and data logging, making it suitable for machine-level SCADA applications.

What type of memory expansion does the MP 377 support?

The MP 377 features a CompactFlash card slot that can be used for project storage, data logging, recipe storage, and alarm archiving.

Troubleshooting

Display remains blank after power on

Measure 24 V DC at the power supply connector on the rear of the panel. Check that the supply voltage is within the specified range and that the power connector is fully seated.

Restore correct 24 V DC supply. If voltage is correct and display remains blank, the internal backlight or power supply board may be faulty and the unit should be sent for repair or the backlight replaced.

Touchscreen does not respond or responds inaccurately

Check whether the panel responds to touch input at all. If input is erratic, the touchscreen calibration may have drifted. If completely unresponsive, check for physical damage to the touch surface.

Perform a touchscreen recalibration via the Windows CE Control Panel under Start > Settings > Control Panel > Touch. If the issue persists after calibration, the resistive touch overlay may need replacement.

HMI cannot establish communication with the PLC

Verify the communication cable connections on both the panel and PLC sides. Check that the IP address, PROFIBUS address, or MPI address configured in the WinCC flexible project matches the actual PLC settings.

Correct any address mismatches in the project and re-download. Replace faulty cables or connectors. Ensure PROFIBUS termination resistors are correctly placed at both ends of the bus.

Panel repeatedly restarts or crashes during runtime

Check the CompactFlash card for errors, as a corrupted project or failing card can cause runtime instability. Monitor system memory usage during operation.

Re-transfer the WinCC flexible project to the panel. Replace the CompactFlash card if it shows errors. If the problem persists, perform a factory reset via the panel's Loader menu and re-commission the device.

Project transfer fails from engineering PC to panel

Confirm the panel is set to Transfer mode via the Loader screen. Check the Ethernet or USB connection between the PC and panel. Verify firewall settings on the engineering PC are not blocking the transfer.

Switch the panel to Transfer mode manually via the Loader. Use a direct Ethernet connection with a crossover cable or switch. Disable Windows firewall temporarily during transfer and retry the download.

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