Siemens 6AV6146-1SQ01-0PY5 SIMATIC MP 377

Name: Siemens 6AV6146-1SQ01-0PY5 SIMATIC MP 377
Brand: Siemens
SKU: 6AV6146-1SQ01-0PY5
Price: 2995.00 EUR
Availability: InStock

€ 2.995,00

Condition

Clear

SKU: 6AV6146-1SQ01-0PY5 Category: HMI & Display Brand: Siemens

Description
Additional information

The Siemens 6AV6146-1SQ01-0PY5 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 operates as a high-performance HMI device capable of running WinCC flexible runtime software, providing a robust platform for process visualization and machine control. It is part of Siemens' established SIMATIC HMI panel range, which is widely deployed across process and discrete manufacturing sectors.

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 touch screen as well as function keys, offering flexible operator input options. The panel runs on Microsoft Windows CE and supports multiple communication interfaces including PROFIBUS DP and Ethernet (PROFINET), enabling seamless integration into existing Siemens automation networks. Onboard memory includes 12 MB user memory for project data, and the unit supports CompactFlash cards for extended storage. The operating voltage is 24 V DC, and the unit carries CE and UL certifications.

The SIMATIC MP 377 is typically deployed in machine building, automotive manufacturing, food and beverage processing, and chemical plant environments where a large-format, high-resolution HMI is required. Its compatibility with SIMATIC S7 PLCs and support for PROFIBUS and PROFINET makes it well-suited for integration into Siemens TIA and STEP 7 automation architectures. The combination of touch and key-based input makes it suitable for environments where operators require both graphical navigation and dedicated function key access.

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 with function keys
Input/Operating Voltage	24 V DC
Power Consumption	Max. 60 W
Communication Interface	PROFIBUS DP, Ethernet (PROFINET), RS-422/485, USB
Memory (User)	12 MB
External Storage	CompactFlash card slot
Operating System	Microsoft Windows CE
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 HMI 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 Ethernet cable connections and termination resistors. Verify PLC address settings match the HMI project configuration. Ensure the PLC is in RUN mode.
Event ID: 10001: Connection to PLC interrupted during runtime. The HMI lost communication with the configured controller.
Inspect network cabling and connectors. Check for address conflicts on the PROFIBUS or PROFINET network. Restart both HMI and PLC if the connection is not restored automatically.
Event ID: 20000: Tag read error. The HMI is unable to read a configured tag from the PLC.
Verify the tag address in the HMI project matches the actual PLC data block or memory address. Check that the PLC program has not been modified without updating the HMI project.
Event ID: 20001: Tag write error. The HMI is unable to write a value to the configured PLC tag.
Check write permissions for the tag in the PLC program. Ensure the PLC is not in a state that prevents external writes (e.g., protected mode). Verify the tag data type matches between HMI and PLC.
Event ID: 40000: Project download error. Transfer of the HMI project from the engineering PC to the panel failed.
Verify the transfer cable or network connection between the PC and HMI. Ensure WinCC flexible is set to the correct transfer mode and the panel is in transfer mode. Check that sufficient user memory is available on the panel.
Event ID: 50000: Runtime system error. An internal error occurred in the WinCC flexible runtime environment.
Restart the HMI panel. If the error persists, reload the HMI project. Check for corrupted project files and re-transfer a clean project from the engineering system.
Event ID: 70010: Backup battery low or missing. The internal buffer battery voltage has dropped below the minimum threshold.
Replace the internal backup battery with the correct Siemens replacement type. Perform a backup of the project before replacement to prevent data loss.
Event ID: 80000: System memory low. Available runtime memory on the panel is insufficient for the loaded project.
Reduce the number of simultaneously active screens or objects in the HMI project. Optimize the project by removing unused tags, scripts, or graphics. Consider using a CompactFlash card for extended storage.

Frequently Asked Questions

What software is used to program and configure the SIMATIC MP 377?

The MP 377 is configured using Siemens WinCC flexible engineering software. Projects created in WinCC flexible are transferred to the panel via Ethernet or USB connection.

Which Siemens PLCs are compatible with the MP 377?

The MP 377 is compatible with SIMATIC S7-200, S7-300, S7-400, and S7-1200 PLCs via PROFIBUS DP or Ethernet/PROFINET interfaces. It can also communicate with third-party controllers using standard protocols such as Modbus or OPC.

Does the MP 377 support both touch and key-based input?

Yes, the MP 377 features a resistive touchscreen combined with dedicated function keys, allowing operators to use either input method depending on the application requirements.

What is the front panel protection rating of the MP 377?

The front panel of the MP 377 carries an IP65 protection rating, making it suitable for installation in environments where dust and water spray may be present.

Can the MP 377 be expanded with external storage?

Yes, the MP 377 includes a CompactFlash card slot that can be used to extend storage capacity for project data, recipes, data logs, and backups.

Troubleshooting

Display remains blank after power on

Measure the 24 V DC supply voltage at the 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 internal fuse if blown. If the backlight has failed, the backlight inverter or display assembly may require replacement.

Touchscreen does not respond or responds inaccurately

Check whether the touch function is enabled in the panel settings. Attempt a touchscreen recalibration via the Windows CE control panel. Inspect the screen surface for physical damage or contamination.

Perform a touchscreen calibration using the built-in calibration utility in the Windows CE Start menu. Clean the screen surface with a soft, dry cloth. If calibration does not resolve the issue, the touch overlay may need replacement.

HMI cannot establish communication with the PLC

Verify the PROFIBUS or Ethernet cable connections at both the HMI and PLC ends. Check the configured PLC address in the HMI project against the actual PLC station address. Use diagnostic tools in WinCC flexible to check connection status.

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

Panel freezes or restarts unexpectedly during operation

Check the supply voltage for stability and ripple. Review the HMI project for excessive script complexity or memory-intensive operations. Check the CompactFlash card for errors if one is installed.

Stabilize the power supply and ensure it meets the 24 V DC specification. Optimize the HMI project to reduce memory load. Replace the CompactFlash card if it is found to be faulty. Reload the project after a clean restart.

Project transfer from PC to panel fails

Verify the network or USB connection between the engineering PC and the HMI panel. Confirm the panel is set to transfer mode (accessible via the Start Center on the panel). Check that the WinCC flexible version is compatible with the panel firmware version.

Set the panel to transfer mode via the Start Center before initiating the download. Update the panel firmware if there is a version mismatch with the WinCC flexible project. Use a direct Ethernet connection rather than a network switch to rule out network issues.

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