Siemens 6AV6146-1LP01-1KC1 MP 377

€ 2.995,00

SKU: 6AV6146-1LP01-1KC1 Category: HMI & Display Brand: Siemens

Description
Additional information

The Siemens 6AV6146-1LP01-1KC1 is a Multi Panel (MP 377) belonging to the SIMATIC HMI family, designed as a high-performance operator panel for industrial visualization and control tasks. This unit features a 15-inch widescreen TFT display and is part of the MP 377 series, which represents Siemens' advanced multi-panel platform offering robust graphical HMI capabilities. It is engineered for demanding industrial environments where reliable human-machine interaction is essential.

The MP 377 15" Touch (6AV6146-1LP01-1KC1) is equipped with a resistive touchscreen interface and delivers a display resolution of 1024 x 768 pixels with 64,000 colors. It supports multiple communication interfaces including PROFIBUS DP, PROFINET/Ethernet, USB, and MPI, enabling seamless integration with Siemens S7-300, S7-400, and S7-1500 PLC families. The panel runs on Windows CE and is configured using Siemens WinCC flexible or TIA Portal WinCC, with onboard flash memory and support for external storage via CompactFlash and USB. The unit operates on a 24 V DC supply and is rated IP65 on the front face for protection against dust and water ingress.

The MP 377 is widely deployed in manufacturing automation, process control, and machine tool applications across industries such as automotive, food and beverage, pharmaceuticals, and water treatment. Its large display area and multi-touch-capable interface make it suitable for complex SCADA-style visualization at the machine level. The panel's compatibility with the broad SIMATIC controller ecosystem and its rugged construction make it a reliable choice for both OEM machine builders and end-user plant installations.

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
Input/Operating Voltage	24 V DC
Power Consumption	Approx. 50 W
Communication Interface	PROFIBUS DP, MPI, PROFINET/Ethernet (RJ45), USB (host and device)
Operating System	Windows CE 6.0
Configuration Software	WinCC flexible 2008 / TIA Portal WinCC
External Storage	CompactFlash slot, USB
IP Rating (Front)	IP65
IP Rating (Rear)	IP20
Operating Temperature	0 °C to +50 °C
Storage Temperature	-20 °C to +60 °C
Mounting	Panel mounting
Certifications	CE, UL, cULus

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 physical cabling on PROFIBUS or Ethernet interface. Verify PLC is powered and running. Confirm correct station address and connection parameters in WinCC flexible project.
Event ID: 10001: Communication timeout. The HMI panel did not receive a response from the PLC within the configured timeout period.
Check network integrity and cable connections. Verify PLC program is running and not in STOP mode. Increase timeout value in HMI connection settings if network latency is high.
Event ID: 20000: Tag read error. The HMI panel was unable to read the value of a configured tag from the PLC.
Verify the tag address exists in the PLC program and is accessible. Check data block numbers and variable addresses in the WinCC flexible project configuration.
Event ID: 20001: Tag write error. The HMI panel was unable to write a value to a configured PLC tag.
Confirm the target PLC data area is not write-protected. Check that the tag address and data type match the PLC variable definition. Verify operator has appropriate access permissions.
Event ID: 40000: Project download error. Transfer of the WinCC flexible project to the panel failed or was interrupted.
Ensure the panel is in Transfer mode. Check USB or Ethernet connection between engineering PC and panel. Verify sufficient free memory on the panel before initiating transfer.
Event ID: 50000: System memory low. Available RAM on the panel is critically low, which may cause instability or slow performance.
Reduce the number of active screens or logged data. Clear alarm and data logs. Consider optimizing the WinCC flexible project to reduce runtime memory usage.
Event ID: 60000: Internal device error or hardware fault detected. The panel self-diagnostic has identified an internal component failure.
Perform a panel restart. If the error persists, back up the project and perform a factory reset. Contact Siemens technical support or arrange for hardware repair if fault remains after reset.
Event ID: 70000: Screen saver or backlight timeout active. Display has dimmed or switched off due to inactivity.
Touch the screen or press a key to reactivate the display. Adjust the screen saver timeout settings in the panel's Control Panel under system settings if required.

Frequently Asked Questions

What PLC families are compatible with the Siemens MP 377 (6AV6146-1LP01-1KC1)?

The MP 377 is compatible with Siemens SIMATIC S7-300, S7-400, S7-1500, and S7-200 PLCs via MPI, PROFIBUS DP, or PROFINET/Ethernet interfaces. It can also communicate with third-party controllers using supported industrial protocols.

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

The MP 377 is configured using Siemens WinCC flexible 2008 SP4 or later, or alternatively via TIA Portal with the appropriate WinCC license. Projects are transferred to the panel via USB or Ethernet.

What is the supply voltage for the 6AV6146-1LP01-1KC1?

The panel operates on a 24 V DC supply voltage. Ensure the power supply is adequately rated, as the panel consumes approximately 50 W under typical operating conditions.

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

The front face of the MP 377 is rated IP65, providing full protection against dust ingress and protection against low-pressure water jets. The rear of the unit is rated IP20.

Can the MP 377 store data logs and alarm records locally?

Yes, the MP 377 supports local data logging and alarm archiving using its onboard flash memory. Storage capacity can be extended using a CompactFlash card or USB storage device inserted into the available slots.

Troubleshooting

Display remains blank after power is applied

Check the 24 V DC supply voltage at the panel power connector. Verify the supply is within tolerance and capable of delivering sufficient current. Inspect the internal fuse if accessible.

Ensure the power supply output is stable at 24 V DC and rated for at least 3 A. Replace the power supply if voltage is out of range. If supply is correct and display remains blank, the internal backlight or power board may require repair or replacement.

HMI panel cannot establish communication with the PLC

Verify the physical connection on the PROFIBUS or Ethernet port. Check the configured station address or IP address in the WinCC flexible project matches the actual PLC settings. Use a network diagnostic tool to confirm connectivity.

Correct any address mismatches in the HMI project configuration. Replace or reseat the communication cable. Ensure the PLC is in RUN mode. If using PROFIBUS, verify termination resistors are correctly placed at both ends of the bus.

Touchscreen does not respond or responds inaccurately to touch input

The resistive touchscreen may require recalibration, or the touch surface may be contaminated. Check for physical damage to the screen surface.

Access the touchscreen calibration utility via the panel's Control Panel in Windows CE and perform a full recalibration. Clean the screen surface with a soft, lint-free cloth. If calibration does not resolve the issue, the touchscreen overlay may need replacement.

Project transfer from engineering PC to panel fails

Confirm the panel is set to Transfer mode (accessible from the Start Center on the panel). Check the USB or Ethernet cable connection between the PC and panel. Verify available free memory on the panel.

Switch the panel to Transfer mode before initiating the download from WinCC flexible or TIA Portal. Delete unused projects or clear logs to free memory. Try an alternative transfer cable or port if the connection is unreliable.

Panel reboots unexpectedly or freezes during operation

Check the supply voltage for instability or voltage dips under load. Review the alarm and system event log for recorded fault events prior to the reboot. Assess whether the issue correlates with specific screen navigation or tag updates.

Stabilize the power supply and add filtering if electrical noise is suspected. Optimize the WinCC flexible project to reduce CPU and memory load. If the issue persists, perform a firmware update or factory reset and reload the project.

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