Siemens 6AV6146-4MM41-1KY2 SIMATIC MP 377

Name: Siemens 6AV6146-4MM41-1KY2 SIMATIC MP 377
Brand: Siemens
SKU: 6AV6146-4MM41-1KY2
Price: 1995.00 EUR
Availability: InStock

€ 1.995,00

Condition

Clear

SKU: 6AV6146-4MM41-1KY2 Category: HMI & Display Brand: Siemens

Description
Additional information

The Siemens 6AV6146-4MM41-1KY2 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 widescreen display and is designed for demanding visualization and operator control tasks in industrial automation environments. It runs on the Windows CE operating system and is engineered for integration with Siemens SIMATIC controllers as well as third-party PLC systems.

The MP 377 15" Touch features a high-resolution 1024 x 768 pixel XGA TFT display with 64,000 colors and resistive touch screen technology for reliable operator input. It is equipped with 12 MB of user memory for project data and supports multiple communication interfaces including PROFIBUS DP, PROFINET IO via Ethernet, MPI, and USB ports. The panel operates on a 24 V DC supply and includes a CompactFlash card slot for additional storage and project transfer. An integrated real-time clock and support for Siemens WinCC flexible runtime software make it a capable visualization platform.

The SIMATIC MP 377 is widely deployed in machine tool control, packaging machinery, process automation, and factory automation applications. Its large touch display and multi-protocol communication capability make it suitable for complex HMI tasks where operators require detailed process visualization and control. The panel is commonly found in industries such as automotive manufacturing, food and beverage processing, and chemical production.

Technical Specifications

Display Size	15 inch
Display Resolution	1024 x 768 px (XGA)
Display Colors	64,000 colors
Display Type	TFT
Touch Technology	Resistive touch screen
Input/Operating Voltage	24 V DC
Power Consumption	Approx. 40 W
User Memory	12 MB
Communication Interface	PROFIBUS DP, PROFINET IO (Ethernet), MPI, USB
Operating System	Windows CE
Storage Expansion	CompactFlash card slot
Operating Temperature	0 °C to +50 °C
Storage Temperature	-20 °C to +60 °C
IP Rating (Front)	IP65
IP Rating (Rear)	IP20
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 controller. The configured connection to the PLC cannot be established or has been lost.
Check PROFIBUS or Ethernet cable connections and termination resistors. Verify the PLC address and communication parameters in the WinCC flexible project match the hardware configuration.
Event ID: 10001: Connection to the configured PLC was interrupted during runtime operation.
Inspect network cabling and connectors for damage. Verify PLC is powered and running. Check for address conflicts on the PROFIBUS or PROFINET network.
Event ID: 20000: Tag read error. The HMI panel cannot read the value of a configured tag from the PLC.
Verify the tag address in the WinCC flexible project is correct and that the corresponding data block or memory area exists in the PLC program.
Event ID: 20001: Tag write error. The HMI panel cannot write a value to the configured PLC tag.
Check that the PLC memory area is not write-protected. Confirm the tag address and data type are correctly configured in the WinCC flexible project.
Event ID: 40000: Project transfer error. A project download to the panel has failed or was interrupted.
Ensure the transfer cable or network connection is stable. Verify that the panel is in transfer mode and that the correct IP address or COM port is configured in WinCC flexible.
Event ID: 50000: Runtime system error. The WinCC flexible runtime application has encountered a critical fault and may have terminated.
Restart the panel. If the error persists, reload the project via CompactFlash card or network transfer. Check for corrupted project files and regenerate the project in WinCC flexible.
Event ID: 70000: Insufficient memory. The panel has run low on available user memory during runtime operation.
Reduce the number of active alarms, data logs, or recipe records stored on the panel. Archive data to a CompactFlash card and clear internal memory where possible.

Frequently Asked Questions

What communication protocols does the SIMATIC MP 377 15" Touch support?

The MP 377 supports PROFIBUS DP, MPI, and PROFINET IO via Ethernet. It also includes USB ports for project transfer and peripheral devices.

Is the 6AV6146-4MM41-1KY2 compatible with S7-300 and S7-400 PLCs?

Yes, the MP 377 is fully compatible with SIMATIC S7-300 and S7-400 PLCs via MPI, PROFIBUS DP, or PROFINET IO. It can also communicate with S7-1200 and S7-1500 controllers via Ethernet.

What software is required to program and configure this HMI panel?

The MP 377 is configured using Siemens WinCC flexible 2008 or later. Projects are downloaded to the panel via Ethernet, USB, or CompactFlash card.

What is the operating voltage for the 6AV6146-4MM41-1KY2?

The panel operates on a 24 V DC supply voltage. A regulated 24 V DC power supply with sufficient current capacity is required for reliable operation.

Can the CompactFlash card be used for project storage and data logging?

Yes, the CompactFlash slot supports project transfer, recipe storage, data logging, and alarm archiving, providing expanded storage beyond the internal 12 MB user memory.

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 tolerance. Inspect the internal fuse if accessible.

Ensure the 24 V DC supply is stable and correctly wired to the panel terminals. If the supply is correct and the display remains blank, the internal power supply board or backlight inverter may require replacement.

Touch screen does not respond or registers incorrect touch positions

Check whether the touch screen is physically damaged or contaminated. Attempt to recalibrate the touch screen via the panel's Start Center or Control Panel settings.

Clean the touch screen surface with a soft, dry cloth. Perform a touch screen recalibration through the Windows CE Control Panel. If calibration fails repeatedly, the resistive touch overlay may need to be replaced.

Panel fails to establish communication with the PLC

Verify the PROFIBUS or Ethernet cable connections and check for correct bus termination. Confirm that the PLC address and baud rate settings in the WinCC flexible project match the actual hardware configuration.

Correct any address or baud rate mismatches in the project configuration and reload the project to the panel. Replace damaged cables or connectors and ensure proper PROFIBUS termination at both ends of the network.

Project transfer to the panel fails or times out

Check that the panel is set to transfer mode via the Start Center. Verify the IP address or COM port configured in WinCC flexible matches the panel's actual network settings.

Set the panel to transfer mode manually through the Start Center. Confirm network settings and firewall configurations on the programming PC. Alternatively, use a CompactFlash card to transfer the project directly.

Panel reboots unexpectedly or freezes during operation

Check the 24 V DC supply for voltage drops or ripple under load. Review the alarm and event log on the panel for any recorded system errors prior to the reboot.

Stabilize the power supply and ensure adequate current capacity. If the issue persists, reload the WinCC flexible project to rule out project corruption. Persistent freezing may indicate a hardware fault requiring panel repair or replacement.

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