Siemens 6AV6341-1EC14-0AY0 OP 27

€ 1.995,00

SKU: 6AV6341-1EC14-0AY0 Category: HMI & Display Brand: Siemens

Description
Additional information

The Siemens 6AV6341-1EC14-0AY0 is an Operator Panel (OP 27) belonging to the SIMATIC HMI family, designed for operator control and monitoring tasks in industrial automation environments. This unit provides a monochrome or blue-mode graphic display and is part of the established OP 27 series, which interfaces directly with Siemens SIMATIC S7 PLCs and other compatible controllers. The part number 6AV6341-1EC14-0AY0 identifies a specific firmware and hardware revision within the OP 27 product line.

The OP 27 features a 5.7-inch STN LCD display with a resolution of 320 x 240 pixels and supports up to 8 lines of text or graphic representation. It is equipped with a membrane keypad for operator input, including function keys, system keys, and cursor keys. Communication is handled via MPI (Multi-Point Interface) and PROFIBUS-DP interfaces, enabling direct connection to SIMATIC S7-300 and S7-400 PLCs. The panel supports configuration via Siemens ProTool software and offers recipe management, alarm logging, and trend display capabilities.

The OP 27 is widely deployed in machine tool control, packaging machinery, conveyor systems, and process automation applications across manufacturing and process industries. Its robust membrane keypad and industrial-grade housing make it suitable for environments where touchscreen operation is not practical or where operators require tactile feedback. The panel's compatibility with the SIMATIC S7 controller family makes it a common choice for system integrators working within established Siemens automation architectures.

Technical Specifications

Display Size	5.7 inch
Display Type	STN LCD
Display Resolution	320 x 240 pixels (QVGA)
Display Colors	Monochrome (blue-mode)
Input/Operating Voltage	24 V DC
Power Consumption	Max. 15 W
Communication Interface	MPI, PROFIBUS-DP
Operating Temperature	0 °C to +50 °C
Storage Temperature	-20 °C to +60 °C
Relative Humidity	10% to 90% (non-condensing)
IP/Protection Rating	IP65 (front panel)
Mounting	Panel mounting
Certifications	CE, UL, cUL
Series/Product Family	SIMATIC HMI OP 27

Common Error Codes & System Events

Event ID: 10000: MPI/PROFIBUS communication error between the OP 27 and the connected PLC. Connection to the controller has been lost or cannot be established.
Check MPI/PROFIBUS cable connections and terminating resistors. Verify the PLC address settings match the configuration in ProTool. Ensure the PLC is in RUN mode.
Event ID: 10001: No connection to PLC. The operator panel cannot establish communication with the configured controller.
Verify the communication cable is correctly connected and undamaged. Check that the MPI or PROFIBUS address of the PLC matches the project configuration. Restart both the panel and the PLC.
Event ID: 20000: Configuration error. The project loaded on the OP 27 is incompatible with the current firmware version or hardware revision.
Re-transfer the project using a compatible version of ProTool. Ensure the firmware on the panel matches the version required by the project.
Event ID: 40000: Internal device error. A hardware fault has been detected within the operator panel.
Perform a panel reset. If the error persists, the unit may require repair or replacement of internal components.
Event ID: 50000: Memory error. The panel has detected a fault in its internal memory or the project data is corrupted.
Re-transfer the project to the panel via ProTool. If the error persists, perform a factory reset and re-download the project.
Event ID: 60000: Printer error. The panel has detected a fault in communication with a connected printer.
Check the printer cable and printer configuration settings. Verify the printer type is supported by the OP 27 and is powered on.
Event ID: 70000: Recipe data error. A fault has occurred during reading or writing of recipe data.
Check the recipe configuration in ProTool. Ensure sufficient memory is available on the panel for recipe storage. Re-transfer the project if necessary.

Frequently Asked Questions

Which PLCs are compatible with the OP 27 (6AV6341-1EC14-0AY0)?

The OP 27 is compatible with Siemens SIMATIC S7-300 and S7-400 PLCs via MPI or PROFIBUS-DP interfaces. It can also communicate with S5 PLCs and third-party controllers using appropriate protocol drivers configured in ProTool.

What software is used to configure and program the OP 27?

The OP 27 is configured using Siemens ProTool software. Projects are created on a PC and transferred to the panel via an MPI cable or PROFIBUS connection.

What is the supply voltage for the OP 27?

The OP 27 operates on a 24 V DC supply voltage. Ensure the power supply is within the specified tolerance range to avoid operational faults.

What is the IP protection rating of the OP 27?

The front panel of the OP 27 is rated IP65, providing protection against dust ingress and low-pressure water jets, making it suitable for industrial panel mounting applications.

Can the OP 27 display graphical content and trends?

Yes, the OP 27 supports graphic display of process values, trend curves, and bar graphs in addition to text-based screens. These are configured within the ProTool project.

Troubleshooting

Display remains blank after power on

Check that 24 V DC is present at the power supply terminals of the panel. Inspect the internal fuse if accessible. Verify that the display contrast setting has not been set to minimum.

Restore the 24 V DC supply if absent. Adjust the display contrast using the panel's setup menu. If the display hardware is faulty, the unit will require repair or replacement of the display module.

Panel displays 'No connection to PLC' message continuously

Verify the MPI or PROFIBUS cable is correctly connected at both the panel and PLC ends. Check that the bus termination resistors are correctly placed at both ends of the bus. Confirm the PLC address in the ProTool project matches the physical PLC address setting.

Replace or reseat the communication cable. Correct the PLC address in the ProTool project and re-transfer. Enable bus termination on the first and last devices on the PROFIBUS or MPI network.

Operator panel freezes or becomes unresponsive

Determine whether the freeze occurs at startup or during operation. Check for memory errors or corrupted project data by observing any event messages before the freeze. Inspect the supply voltage for fluctuations.

Perform a panel reset by cycling power. Re-transfer the project using ProTool to overwrite potentially corrupted data. If the problem persists, a hardware fault within the panel may require professional repair.

Function keys do not respond to presses

Inspect the membrane keypad for physical damage, contamination, or deformation. Test individual keys in the panel's built-in key test mode if available in the setup menu.

Clean the keypad surface with a dry cloth. If individual keys are non-functional due to membrane damage, the keypad membrane assembly will need to be replaced by a qualified technician.

Project transfer from PC to panel fails

Verify the MPI cable is correctly connected and the PC adapter (e.g., PC Adapter USB) is properly installed and configured. Check that the correct COM port and transfer rate are selected in ProTool. Ensure the panel is in transfer mode.

Switch the panel to transfer mode via the panel's startup menu. Reinstall the PC adapter drivers if necessary. Reduce the transfer baud rate in ProTool settings and retry the transfer.

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