Siemens 6AV6341-1EC24-0AY0 OP27

€ 1.995,00

SKU: 6AV6341-1EC24-0AY0 Category: HMI & Display Brand: Siemens

Description
Additional information

The Siemens 6AV6341-1EC24-0AY0 is an OP27 operator panel belonging to the SIMATIC HMI family, designed for human-machine interface applications in industrial automation environments. This unit provides a monochrome graphical display for process visualization, operator control, and status monitoring. It is part of Siemens' established OP series of operator panels, which are widely deployed in manufacturing and process control systems.

The OP27 features a 5.7-inch STN monochrome LCD display with a resolution of 320 x 240 pixels (QVGA), offering clear readability in industrial settings. It is equipped with a membrane keypad for operator input, including function keys and system keys, eliminating the need for a touchscreen. Communication is handled via MPI (Multi-Point Interface) and PROFIBUS-DP interfaces, enabling direct integration with Siemens S7-200, S7-300, and S7-400 PLCs. The panel operates on a 24 V DC supply and is rated to IP65 on the front face, providing protection against dust and water ingress.

The OP27 is commonly used in machine tool control, conveyor systems, packaging machinery, and general factory automation where a robust, non-touch operator interface is required. Its compatibility with the SIMATIC S7 PLC family makes it a natural fit for Siemens-based control architectures. The panel is suitable for applications requiring reliable process monitoring and parameter entry in harsh industrial environments.

Technical Specifications

Display Size	5.7 inch
Display Type	STN monochrome LCD
Display Resolution	320 x 240 pixels (QVGA)
Input Voltage	24 V DC
Power Consumption	Approx. 10 W
Communication Interface	MPI, PROFIBUS-DP
Input Method	Membrane keypad (function keys and system keys)
IP Protection Rating (Front)	IP65
IP Protection Rating (Rear)	IP20
Operating Temperature	0 °C to +50 °C
Storage Temperature	-20 °C to +60 °C
Relative Humidity	10 % to 90 % (non-condensing)
Mounting	Panel mounting
Certifications	CE, UL, cULus
Series/Product Family	SIMATIC HMI OP Series

Common Error Codes and System Events

Event ID: 1000: System startup completed successfully. The panel has booted and is ready for operation.
No action required. Verify communication to the PLC is established.
Event ID: 10000: Connection to the configured PLC or controller has been lost.
Check MPI or PROFIBUS-DP cable connections and termination resistors. Verify PLC is powered and running. Check configured station address.
Event ID: 10001: No connection to PLC at startup. The panel cannot establish communication with the configured controller.
Verify the communication cable is correctly connected. Check that the PLC station address matches the configuration in the project. Ensure the PLC is in RUN mode.
Event ID: 20000: Configuration or project data error detected. The loaded project may be corrupt or incompatible.
Re-download the project from SIMATIC ProTool or WinCC flexible to the panel. Verify the project was compiled without errors before transfer.
Event ID: 40000: Operating system error or internal system fault detected on the panel.
Perform a controlled restart of the panel. If the fault persists, perform a factory reset and re-download the project. Contact Siemens support if the issue recurs.
Event ID: 50000: Memory error detected. Insufficient memory or memory read/write failure.
Check available memory on the panel. Reduce project size if necessary. If hardware memory failure is suspected, the panel may require repair or replacement.
Event ID: 60000: Tag or variable update error. A configured tag cannot be read from or written to the PLC.
Verify the tag address in the project matches the actual PLC data block or memory address. Check PLC program for correct data structure.

Frequently Asked Questions

Which PLCs are compatible with the OP27 (6AV6341-1EC24-0AY0)?

The OP27 is compatible with Siemens SIMATIC S7-200, S7-300, and S7-400 PLCs via MPI or PROFIBUS-DP interfaces. It can also communicate with S5 controllers via appropriate adapters.

What software is used to configure and program the OP27?

The OP27 is configured using Siemens SIMATIC ProTool or WinCC flexible software. Projects are transferred to the panel via the MPI interface or a PC adapter cable.

What is the supply voltage for the OP27?

The OP27 operates on a 24 V DC supply voltage. Ensure the power supply is within the specified tolerance range before connecting the panel.

Is the OP27 display a touchscreen?

No, the OP27 uses a membrane keypad for operator input and does not feature a touchscreen. Operator interaction is performed via dedicated function keys and system keys on the front panel.

What is the front panel protection rating of the OP27?

The OP27 front face is rated to IP65, providing protection against dust ingress and low-pressure water jets. The rear of the unit is rated IP20.

Troubleshooting

Display remains blank after power on

Measure 24 V DC at the power supply connector on the rear of the panel. Check for blown internal fuse. Observe whether the backlight illuminates briefly at startup.

Verify the 24 V DC supply is within tolerance. Replace the internal fuse if blown. If the backlight does not illuminate at all, the backlight lamp or inverter board may require replacement. If the panel shows no signs of life, the internal power supply board may be faulty.

Panel displays 'No connection to PLC' or communication error at startup

Check the MPI or PROFIBUS-DP cable for physical damage and correct pin assignment. Verify the bus termination resistors are correctly placed at both ends of the network. Confirm the PLC station address matches the project configuration.

Replace or reseat the communication cable. Correct the station address in the ProTool or WinCC flexible project and re-download. Ensure only the two physical end nodes on the bus have termination resistors enabled.

Panel freezes or becomes unresponsive during operation

Check for memory overload or project configuration errors in the event log. Observe whether the freeze occurs at a specific screen or after a defined time interval.

Perform a controlled restart by cycling the 24 V DC power. Re-download the project to clear any corrupted runtime data. If the issue persists, perform a factory reset and reload the project. Check for excessive tag polling rates in the project configuration.

Membrane keypad keys are unresponsive or intermittent

Test each key systematically to identify whether the fault is isolated to specific keys or the entire keypad. Inspect the keypad overlay for physical damage or contamination around key edges.

Clean the keypad surface with a dry cloth. If individual keys have failed due to wear, the membrane keypad assembly requires replacement. This is a field-replaceable component on the OP27.

Project download fails or transfer is interrupted

Check the PC adapter cable connection between the programming PC and the MPI port on the panel. Verify the correct COM port and transfer speed are selected in the ProTool or WinCC flexible transfer settings.

Reseat the PC adapter cable. Set the panel to transfer mode via the panel's start menu before initiating the download. Reduce the transfer baud rate if errors persist. Ensure the programming PC has the correct driver installed for the MPI adapter.

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